char = I;code = 73
char = n;code = 110
char = ;code = 32
char = s;code = 115
char = i;code = 105
char = t;code = 116
char = u;code = 117
char = ;code = 32
char = p;code = 112
char = h;code = 104
char = y;code = 121
char = t;code = 116
char = o;code = 111
char = e;code = 101
char = x;code = 120
char = t;code = 116
char = r;code = 114
char = a;code = 97
char = c;code = 99
char = t;code = 116
char = i;code = 105
char = o;code = 111
char = n;code = 110
char = ;code = 32
char = o;code = 111
char = f;code = 102
char = ;code = 32
char = p;code = 112
char = o;code = 111
char = l;code = 108
char = y;code = 121
char = c;code = 99
char = h;code = 104
char = l;code = 108
char = o;code = 111
char = r;code = 114
char = i;code = 105
char = n;code = 110
char = a;code = 97
char = t;code = 116
char = e;code = 101
char = d;code = 100
char = ;code = 32
char = b;code = 98
char = i;code = 105
char = p;code = 112
char = h;code = 104
char = e;code = 101
char = n;code = 110
char = y;code = 121
char = l;code = 108
char = ;code = 32
char = -;code = 45
char = ;code = 32
char = (;code = 40
char = P;code = 80
char = C;code = 67
char = B;code = 66
char = );code = 41
char = c;code = 99
char = o;code = 111
char = n;code = 110
char = t;code = 116
char = a;code = 97
char = m;code = 109
char = i;code = 105
char = n;code = 110
char = a;code = 97
char = t;code = 116
char = e;code = 101
char = d;code = 100
char = ;code = 32
char = s;code = 115
char = o;code = 111
char = i;code = 105
char = l;code = 108
char = .;code = 46
result sql = In situ phytoextraction of polychlorinated biphenyl - (PCB)contaminated soil.
In situ phytoextraction of polychlorinated biphenyl - (PCB)contaminated soil.
char = A;code = 65
char = ;code = 32
char = p;code = 112
char = i;code = 105
char = l;code = 108
char = o;code = 111
char = t;code = 116
char = -;code = 45
char = s;code = 115
char = c;code = 99
char = a;code = 97
char = l;code = 108
char = e;code = 101
char = ;code = 32
char = f;code = 102
char = i;code = 105
char = e;code = 101
char = l;code = 108
char = d;code = 100
char = ;code = 32
char = t;code = 116
char = r;code = 114
char = i;code = 105
char = a;code = 97
char = l;code = 108
char = ;code = 32
char = o;code = 111
char = f;code = 102
char = ;code = 32
char = p;code = 112
char = h;code = 104
char = y;code = 121
char = t;code = 116
char = o;code = 111
char = e;code = 101
char = x;code = 120
char = t;code = 116
char = r;code = 114
char = a;code = 97
char = c;code = 99
char = t;code = 116
char = i;code = 105
char = o;code = 111
char = n;code = 110
char = ;code = 32
char = o;code = 111
char = f;code = 102
char = ;code = 32
char = P;code = 80
char = C;code = 67
char = B;code = 66
char = s;code = 115
char = ;code = 32
char = p;code = 112
char = r;code = 114
char = o;code = 111
char = v;code = 118
char = i;code = 105
char = d;code = 100
char = e;code = 101
char = s;code = 115
char = ;code = 32
char = i;code = 105
char = n;code = 110
char = s;code = 115
char = i;code = 105
char = g;code = 103
char = h;code = 104
char = t;code = 116
char = ;code = 32
char = i;code = 105
char = n;code = 110
char = t;code = 116
char = o;code = 111
char = ;code = 32
char = t;code = 116
char = h;code = 104
char = e;code = 101
char = ;code = 32
char = p;code = 112
char = r;code = 114
char = a;code = 97
char = c;code = 99
char = t;code = 116
char = i;code = 105
char = c;code = 99
char = a;code = 97
char = l;code = 108
char = ;code = 32
char = a;code = 97
char = p;code = 112
char = p;code = 112
char = l;code = 108
char = i;code = 105
char = c;code = 99
char = a;code = 97
char = t;code = 116
char = i;code = 105
char = o;code = 111
char = n;code = 110
char = ;code = 32
char = o;code = 111
char = f;code = 102
char = ;code = 32
char = t;code = 116
char = h;code = 104
char = i;code = 105
char = s;code = 115
char = ;code = 32
char = t;code = 116
char = e;code = 101
char = c;code = 99
char = h;code = 104
char = n;code = 110
char = o;code = 111
char = l;code = 108
char = o;code = 111
char = g;code = 103
char = y;code = 121
char = ,;code = 44
char = ;code = 32
char = u;code = 117
char = s;code = 115
char = i;code = 105
char = n;code = 110
char = g;code = 103
char = ;code = 32
char = t;code = 116
char = h;code = 104
char = e;code = 101
char = ;code = 32
char = p;code = 112
char = l;code = 108
char = a;code = 97
char = n;code = 110
char = t;code = 116
char = ;code = 32
char = s;code = 115
char = p;code = 112
char = e;code = 101
char = c;code = 99
char = i;code = 105
char = e;code = 101
char = s;code = 115
char = ;code = 32
char = C;code = 67
char = u;code = 117
char = c;code = 99
char = u;code = 117
char = r;code = 114
char = b;code = 98
char = i;code = 105
char = t;code = 116
char = a;code = 97
char = ;code = 32
char = p;code = 112
char = e;code = 101
char = p;code = 112
char = o;code = 111
char = ;code = 32
char = s;code = 115
char = s;code = 115
char = p;code = 112
char = ;code = 32
char = p;code = 112
char = e;code = 101
char = p;code = 112
char = o;code = 111
char = ;code = 32
char = c;code = 99
char = v;code = 118
char = .;code = 46
char = ;code = 32
char = H;code = 72
char = o;code = 111
char = w;code = 119
char = d;code = 100
char = e;code = 101
char = n;code = 110
char = ;code = 32
char = (;code = 40
char = p;code = 112
char = u;code = 117
char = m;code = 109
char = p;code = 112
char = k;code = 107
char = i;code = 105
char = n;code = 110
char = );code = 41
char = ,;code = 44
char = ;code = 32
char = C;code = 67
char = a;code = 97
char = r;code = 114
char = e;code = 101
char = x;code = 120
char = ;code = 32
char = n;code = 110
char = o;code = 111
char = r;code = 114
char = m;code = 109
char = a;code = 97
char = l;code = 108
char = i;code = 105
char = s;code = 115
char = ;code = 32
char = (;code = 40
char = s;code = 115
char = e;code = 101
char = d;code = 100
char = g;code = 103
char = e;code = 101
char = );code = 41
char = ,;code = 44
char = ;code = 32
char = a;code = 97
char = n;code = 110
char = d;code = 100
char = ;code = 32
char = F;code = 70
char = e;code = 101
char = s;code = 115
char = t;code = 116
char = u;code = 117
char = c;code = 99
char = a;code = 97
char = ;code = 32
char = a;code = 97
char = r;code = 114
char = u;code = 117
char = n;code = 110
char = d;code = 100
char = i;code = 105
char = n;code = 110
char = a;code = 97
char = c;code = 99
char = e;code = 101
char = a;code = 97
char = ;code = 32
char = (;code = 40
char = t;code = 116
char = a;code = 97
char = l;code = 108
char = l;code = 108
char = ;code = 32
char = f;code = 102
char = e;code = 101
char = s;code = 115
char = c;code = 99
char = u;code = 117
char = e;code = 101
char = );code = 41
char = .;code = 46
char = ;code = 32
char = T;code = 84
char = h;code = 104
char = i;code = 105
char = s;code = 115
char = ;code = 32
char = i;code = 105
char = n;code = 110
char = ;code = 32
char = s;code = 115
char = i;code = 105
char = t;code = 116
char = u;code = 117
char = ;code = 32
char = t;code = 116
char = r;code = 114
char = i;code = 105
char = a;code = 97
char = l;code = 108
char = ;code = 32
char = t;code = 116
char = o;code = 111
char = o;code = 111
char = k;code = 107
char = ;code = 32
char = p;code = 112
char = l;code = 108
char = a;code = 97
char = c;code = 99
char = e;code = 101
char = ;code = 32
char = a;code = 97
char = t;code = 116
char = ;code = 32
char = a;code = 97
char = ;code = 32
char = h;code = 104
char = i;code = 105
char = s;code = 115
char = t;code = 116
char = o;code = 111
char = r;code = 114
char = i;code = 105
char = c;code = 99
char = a;code = 97
char = l;code = 108
char = l;code = 108
char = y;code = 121
char = ;code = 32
char = c;code = 99
char = o;code = 111
char = n;code = 110
char = t;code = 116
char = a;code = 97
char = m;code = 109
char = i;code = 105
char = n;code = 110
char = a;code = 97
char = t;code = 116
char = e;code = 101
char = d;code = 100
char = ;code = 32
char = f;code = 102
char = i;code = 105
char = e;code = 101
char = l;code = 108
char = d;code = 100
char = ;code = 32
char = s;code = 115
char = i;code = 105
char = t;code = 116
char = e;code = 101
char = ,;code = 44
char = ;code = 32
char = i;code = 105
char = n;code = 110
char = ;code = 32
char = s;code = 115
char = o;code = 111
char = i;code = 105
char = l;code = 108
char = ;code = 32
char = c;code = 99
char = o;code = 111
char = n;code = 110
char = t;code = 116
char = a;code = 97
char = m;code = 109
char = i;code = 105
char = n;code = 110
char = a;code = 97
char = t;code = 116
char = e;code = 101
char = d;code = 100
char = ;code = 32
char = w;code = 119
char = i;code = 105
char = t;code = 116
char = h;code = 104
char = ;code = 32
char = a;code = 97
char = ;code = 32
char = m;code = 109
char = e;code = 101
char = a;code = 97
char = n;code = 110
char = ;code = 32
char = c;code = 99
char = o;code = 111
char = n;code = 110
char = c;code = 99
char = e;code = 101
char = n;code = 110
char = t;code = 116
char = r;code = 114
char = a;code = 97
char = t;code = 116
char = i;code = 105
char = o;code = 111
char = n;code = 110
char = ;code = 32
char = o;code = 111
char = f;code = 102
char = ;code = 32
char = 4;code = 52
char = 6;code = 54
char = ;code = 32
char = m;code = 109
char = i;code = 105
char = c;code = 99
char = r;code = 114
char = o;code = 111
char = g;code = 103
char = /;code = 47
char = g;code = 103
char = ;code = 32
char = (;code = 40
char = r;code = 114
char = a;code = 97
char = n;code = 110
char = g;code = 103
char = e;code = 101
char = ;code = 32
char = o;code = 111
char = f;code = 102
char = ;code = 32
char = 0;code = 48
char = .;code = 46
char = 6;code = 54
char = ;code = 32
char = -;code = 45
char = ;code = 32
char = 2;code = 50
char = 0;code = 48
char = 0;code = 48
char = ;code = 32
char = m;code = 109
char = i;code = 105
char = c;code = 99
char = r;code = 114
char = o;code = 111
char = g;code = 103
char = /;code = 47
char = g;code = 103
char = );code = 41
char = ;code = 32
char = t;code = 116
char = o;code = 111
char = t;code = 116
char = a;code = 97
char = l;code = 108
char = ;code = 32
char = P;code = 80
char = C;code = 67
char = B;code = 66
char = s;code = 115
char = ;code = 32
char = (;code = 40
char = A;code = 65
char = r;code = 114
char = o;code = 111
char = c;code = 99
char = l;code = 108
char = o;code = 111
char = r;code = 114
char = ;code = 32
char = 1;code = 49
char = 2;code = 50
char = 5;code = 53
char = 4;code = 52
char = /;code = 47
char = 1;code = 49
char = 2;code = 50
char = 6;code = 54
char = 0;code = 48
char = );code = 41
char = .;code = 46
char = ;code = 32
char = S;code = 83
char = h;code = 104
char = o;code = 111
char = o;code = 111
char = t;code = 116
char = ;code = 32
char = b;code = 98
char = i;code = 105
char = o;code = 111
char = a;code = 97
char = c;code = 99
char = c;code = 99
char = u;code = 117
char = m;code = 109
char = u;code = 117
char = l;code = 108
char = a;code = 97
char = t;code = 116
char = i;code = 105
char = o;code = 111
char = n;code = 110
char = ;code = 32
char = f;code = 102
char = a;code = 97
char = c;code = 99
char = t;code = 116
char = o;code = 111
char = r;code = 114
char = s;code = 115
char = ;code = 32
char = (;code = 40
char = w;code = 119
char = h;code = 104
char = e;code = 101
char = r;code = 114
char = e;code = 101
char = ;code = 32
char = B;code = 66
char = A;code = 65
char = F;code = 70
char = (;code = 40
char = s;code = 115
char = h;code = 104
char = o;code = 111
char = o;code = 111
char = t;code = 116
char = );code = 41
char = =;code = 61
char = [;code = 91
char = P;code = 80
char = C;code = 67
char = B;code = 66
char = (;code = 40
char = s;code = 115
char = h;code = 104
char = o;code = 111
char = o;code = 111
char = t;code = 116
char = );code = 41
char = ];code = 93
char = /;code = 47
char = [;code = 91
char = P;code = 80
char = C;code = 67
char = B;code = 66
char = (;code = 40
char = s;code = 115
char = o;code = 111
char = i;code = 105
char = l;code = 108
char = );code = 41
char = ];code = 93
char = );code = 41
char = ;code = 32
char = o;code = 111
char = f;code = 102
char = ;code = 32
char = u;code = 117
char = p;code = 112
char = ;code = 32
char = t;code = 116
char = o;code = 111
char = ;code = 32
char = 0;code = 48
char = .;code = 46
char = 2;code = 50
char = 9;code = 57
char = ;code = 32
char = w;code = 119
char = e;code = 101
char = r;code = 114
char = e;code = 101
char = ;code = 32
char = a;code = 97
char = c;code = 99
char = h;code = 104
char = i;code = 105
char = e;code = 101
char = v;code = 118
char = e;code = 101
char = d;code = 100
char = ;code = 32
char = i;code = 105
char = n;code = 110
char = ;code = 32
char = s;code = 115
char = e;code = 101
char = d;code = 100
char = g;code = 103
char = e;code = 101
char = .;code = 46
char = ;code = 32
char = P;code = 80
char = u;code = 117
char = m;code = 109
char = p;code = 112
char = k;code = 107
char = i;code = 105
char = n;code = 110
char = ;code = 32
char = p;code = 112
char = l;code = 108
char = a;code = 97
char = n;code = 110
char = t;code = 116
char = s;code = 115
char = ;code = 32
char = p;code = 112
char = r;code = 114
char = o;code = 111
char = d;code = 100
char = u;code = 117
char = c;code = 99
char = e;code = 101
char = d;code = 100
char = ;code = 32
char = s;code = 115
char = h;code = 104
char = o;code = 111
char = o;code = 111
char = t;code = 116
char = ;code = 32
char = B;code = 66
char = A;code = 65
char = F;code = 70
char = s;code = 115
char = ;code = 32
char = o;code = 111
char = f;code = 102
char = ;code = 32
char = o;code = 111
char = n;code = 110
char = l;code = 108
char = y;code = 121
char = ;code = 32
char = 0;code = 48
char = .;code = 46
char = 1;code = 49
char = 5;code = 53
char = .;code = 46
char = ;code = 32
char = H;code = 72
char = o;code = 111
char = w;code = 119
char = e;code = 101
char = v;code = 118
char = e;code = 101
char = r;code = 114
char = ,;code = 44
char = ;code = 32
char = P;code = 80
char = C;code = 67
char = B;code = 66
char = ;code = 32
char = c;code = 99
char = o;code = 111
char = n;code = 110
char = c;code = 99
char = e;code = 101
char = n;code = 110
char = t;code = 116
char = r;code = 114
char = a;code = 97
char = t;code = 116
char = i;code = 105
char = o;code = 111
char = n;code = 110
char = s;code = 115
char = ;code = 32
char = i;code = 105
char = n;code = 110
char = ;code = 32
char = p;code = 112
char = u;code = 117
char = m;code = 109
char = p;code = 112
char = k;code = 107
char = i;code = 105
char = n;code = 110
char = ;code = 32
char = s;code = 115
char = h;code = 104
char = o;code = 111
char = o;code = 111
char = t;code = 116
char = s;code = 115
char = ;code = 32
char = d;code = 100
char = e;code = 101
char = c;code = 99
char = r;code = 114
char = e;code = 101
char = a;code = 97
char = s;code = 115
char = e;code = 101
char = d;code = 100
char = ;code = 32
char = a;code = 97
char = s;code = 115
char = ;code = 32
char = t;code = 116
char = h;code = 104
char = e;code = 101
char = ;code = 32
char = d;code = 100
char = i;code = 105
char = s;code = 115
char = t;code = 116
char = a;code = 97
char = n;code = 110
char = c;code = 99
char = e;code = 101
char = ;code = 32
char = a;code = 97
char = b;code = 98
char = o;code = 111
char = v;code = 118
char = e;code = 101
char = ;code = 32
char = t;code = 116
char = h;code = 104
char = e;code = 101
char = ;code = 32
char = r;code = 114
char = o;code = 111
char = o;code = 111
char = t;code = 116
char = ;code = 32
char = i;code = 105
char = n;code = 110
char = c;code = 99
char = r;code = 114
char = e;code = 101
char = a;code = 97
char = s;code = 115
char = e;code = 101
char = d;code = 100
char = ,;code = 44
char = ;code = 32
char = s;code = 115
char = u;code = 117
char = g;code = 103
char = g;code = 103
char = e;code = 101
char = s;code = 115
char = t;code = 116
char = i;code = 105
char = n;code = 110
char = g;code = 103
char = ;code = 32
char = t;code = 116
char = h;code = 104
char = a;code = 97
char = t;code = 116
char = ;code = 32
char = h;code = 104
char = i;code = 105
char = g;code = 103
char = h;code = 104
char = e;code = 101
char = r;code = 114
char = ;code = 32
char = o;code = 111
char = v;code = 118
char = e;code = 101
char = r;code = 114
char = a;code = 97
char = l;code = 108
char = l;code = 108
char = ;code = 32
char = p;code = 112
char = u;code = 117
char = m;code = 109
char = p;code = 112
char = k;code = 107
char = i;code = 105
char = n;code = 110
char = ;code = 32
char = s;code = 115
char = h;code = 104
char = o;code = 111
char = o;code = 111
char = t;code = 116
char = ;code = 32
char = B;code = 66
char = A;code = 65
char = F;code = 70
char = s;code = 115
char = ;code = 32
char = m;code = 109
char = i;code = 105
char = g;code = 103
char = h;code = 104
char = t;code = 116
char = ;code = 32
char = b;code = 98
char = e;code = 101
char = ;code = 32
char = a;code = 97
char = c;code = 99
char = h;code = 104
char = i;code = 105
char = e;code = 101
char = v;code = 118
char = e;code = 101
char = d;code = 100
char = ;code = 32
char = i;code = 105
char = n;code = 110
char = ;code = 32
char = s;code = 115
char = h;code = 104
char = o;code = 111
char = r;code = 114
char = t;code = 116
char = e;code = 101
char = r;code = 114
char = ,;code = 44
char = ;code = 32
char = m;code = 109
char = o;code = 111
char = r;code = 114
char = e;code = 101
char = ;code = 32
char = d;code = 100
char = e;code = 101
char = n;code = 110
char = s;code = 115
char = e;code = 101
char = l;code = 108
char = y;code = 121
char = ;code = 32
char = p;code = 112
char = l;code = 108
char = a;code = 97
char = n;code = 110
char = t;code = 116
char = e;code = 101
char = d;code = 100
char = ;code = 32
char = p;code = 112
char = l;code = 108
char = a;code = 97
char = n;code = 110
char = t;code = 116
char = s;code = 115
char = .;code = 46
char = ;code = 32
char = A;code = 65
char = ;code = 32
char = m;code = 109
char = o;code = 111
char = d;code = 100
char = e;code = 101
char = l;code = 108
char = ;code = 32
char = f;code = 102
char = o;code = 111
char = r;code = 114
char = ;code = 32
char = e;code = 101
char = s;code = 115
char = t;code = 116
char = i;code = 105
char = m;code = 109
char = a;code = 97
char = t;code = 116
char = i;code = 105
char = n;code = 110
char = g;code = 103
char = ;code = 32
char = t;code = 116
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char = i;code = 105
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char = o;code = 111
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char = n;code = 110
char = e;code = 101
char = r;code = 114
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char = d;code = 100
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char = t;code = 116
char = a;code = 97
char = ;code = 32
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char = u;code = 117
char = p;code = 112
char = p;code = 112
char = o;code = 111
char = r;code = 114
char = t;code = 116
char = s;code = 115
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char = t;code = 116
char = h;code = 104
char = e;code = 101
char = ;code = 32
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char = y;code = 121
char = p;code = 112
char = o;code = 111
char = t;code = 116
char = h;code = 104
char = e;code = 101
char = s;code = 115
char = i;code = 105
char = s;code = 115
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char = t;code = 116
char = h;code = 104
char = a;code = 97
char = t;code = 116
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char = C;code = 67
char = .;code = 46
char = ;code = 32
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char = p;code = 112
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char = i;code = 105
char = t;code = 116
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char = a;code = 97
char = ;code = 32
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char = u;code = 117
char = e;code = 101
char = ;code = 32
char = b;code = 98
char = i;code = 105
char = o;code = 111
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char = o;code = 111
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char = i;code = 105
char = c;code = 99
char = a;code = 97
char = l;code = 108
char = ;code = 32
char = u;code = 117
char = p;code = 112
char = t;code = 116
char = a;code = 97
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char = e;code = 101
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char = e;code = 101
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char = h;code = 104
char = a;code = 97
char = t;code = 116
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char = r;code = 114
char = ;code = 32
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char = u;code = 117
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char = ;code = 32
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char = g;code = 103
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char = i;code = 105
char = f;code = 102
char = i;code = 105
char = c;code = 99
char = a;code = 97
char = n;code = 110
char = t;code = 116
char = ;code = 32
char = c;code = 99
char = o;code = 111
char = n;code = 110
char = c;code = 99
char = e;code = 101
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char = t;code = 116
char = r;code = 114
char = a;code = 97
char = t;code = 116
char = i;code = 105
char = o;code = 111
char = n;code = 110
char = ;code = 32
char = o;code = 111
char = f;code = 102
char = ;code = 32
char = P;code = 80
char = C;code = 67
char = B;code = 66
char = s;code = 115
char = ;code = 32
char = i;code = 105
char = n;code = 110
char = ;code = 32
char = p;code = 112
char = l;code = 108
char = a;code = 97
char = n;code = 110
char = t;code = 116
char = ;code = 32
char = s;code = 115
char = h;code = 104
char = o;code = 111
char = o;code = 111
char = t;code = 116
char = s;code = 115
char = .;code = 46
char = ;code = 32
char = A;code = 65
char = l;code = 108
char = t;code = 116
char = h;code = 104
char = o;code = 111
char = u;code = 117
char = g;code = 103
char = h;code = 104
char = ;code = 32
char = t;code = 116
char = h;code = 104
char = i;code = 105
char = s;code = 115
char = ;code = 32
char = m;code = 109
char = e;code = 101
char = c;code = 99
char = h;code = 104
char = a;code = 97
char = n;code = 110
char = i;code = 105
char = s;code = 115
char = m;code = 109
char = ;code = 32
char = i;code = 105
char = s;code = 115
char = ;code = 32
char = n;code = 110
char = o;code = 111
char = t;code = 116
char = ;code = 32
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char = e;code = 101
char = l;code = 108
char = l;code = 108
char = ;code = 32
char = u;code = 117
char = n;code = 110
char = d;code = 100
char = e;code = 101
char = r;code = 114
char = s;code = 115
char = t;code = 116
char = o;code = 111
char = o;code = 111
char = d;code = 100
char = ,;code = 44
char = ;code = 32
char = t;code = 116
char = h;code = 104
char = e;code = 101
char = ;code = 32
char = c;code = 99
char = o;code = 111
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char = e;code = 101
char = l;code = 108
char = u;code = 117
char = t;code = 116
char = i;code = 105
char = n;code = 110
char = g;code = 103
char = ;code = 32
char = I;code = 73
char = U;code = 85
char = P;code = 80
char = A;code = 65
char = C;code = 67
char = ;code = 32
char = c;code = 99
char = o;code = 111
char = n;code = 110
char = g;code = 103
char = e;code = 101
char = n;code = 110
char = e;code = 101
char = r;code = 114
char = s;code = 115
char = ;code = 32
char = 9;code = 57
char = 3;code = 51
char = /;code = 47
char = 9;code = 57
char = 5;code = 53
char = ;code = 32
char = a;code = 97
char = n;code = 110
char = d;code = 100
char = ;code = 32
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char = 5;code = 53
char = /;code = 47
char = 1;code = 49
char = 2;code = 50
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char = ;code = 32
char = a;code = 97
char = p;code = 112
char = p;code = 112
char = e;code = 101
char = a;code = 97
char = r;code = 114
char = ;code = 32
char = t;code = 116
char = o;code = 111
char = ;code = 32
char = b;code = 98
char = e;code = 101
char = ;code = 32
char = p;code = 112
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char = e;code = 101
char = f;code = 102
char = e;code = 101
char = r;code = 114
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char = n;code = 110
char = t;code = 116
char = i;code = 105
char = a;code = 97
char = l;code = 108
char = l;code = 108
char = y;code = 121
char = ;code = 32
char = m;code = 109
char = o;code = 111
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char = i;code = 105
char = l;code = 108
char = i;code = 105
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char = ;code = 32
char = P;code = 80
char = r;code = 114
char = e;code = 101
char = s;code = 115
char = e;code = 101
char = n;code = 110
char = t;code = 116
char = l;code = 108
char = y;code = 121
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char = ;code = 32
char = a;code = 97
char = l;code = 108
char = l;code = 108
char = ;code = 32
char = t;code = 116
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char = r;code = 114
char = e;code = 101
char = e;code = 101
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char = p;code = 112
char = l;code = 108
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char = ;code = 32
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char = p;code = 112
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char = c;code = 99
char = i;code = 105
char = e;code = 101
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char = b;code = 98
char = i;code = 105
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char = p;code = 112
char = o;code = 111
char = t;code = 116
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char = n;code = 110
char = t;code = 116
char = i;code = 105
char = a;code = 97
char = l;code = 108
char = ;code = 32
char = a;code = 97
char = s;code = 115
char = ;code = 32
char = P;code = 80
char = C;code = 67
char = B;code = 66
char = ;code = 32
char = p;code = 112
char = h;code = 104
char = y;code = 121
char = t;code = 116
char = o;code = 111
char = e;code = 101
char = x;code = 120
char = t;code = 116
char = r;code = 114
char = a;code = 97
char = c;code = 99
char = t;code = 116
char = o;code = 111
char = r;code = 114
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char = ,;code = 44
char = ;code = 32
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char = o;code = 111
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char = e;code = 101
char = v;code = 118
char = e;code = 101
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char = ;code = 32
char = f;code = 102
char = u;code = 117
char = r;code = 114
char = t;code = 116
char = h;code = 104
char = e;code = 101
char = r;code = 114
char = ;code = 32
char = r;code = 114
char = e;code = 101
char = s;code = 115
char = e;code = 101
char = a;code = 97
char = r;code = 114
char = c;code = 99
char = h;code = 104
char = ;code = 32
char = i;code = 105
char = s;code = 115
char = ;code = 32
char = r;code = 114
char = e;code = 101
char = q;code = 113
char = u;code = 117
char = i;code = 105
char = r;code = 114
char = e;code = 101
char = d;code = 100
char = ;code = 32
char = t;code = 116
char = o;code = 111
char = ;code = 32
char = e;code = 101
char = l;code = 108
char = u;code = 117
char = c;code = 99
char = i;code = 105
char = d;code = 100
char = a;code = 97
char = t;code = 116
char = e;code = 101
char = ;code = 32
char = m;code = 109
char = e;code = 101
char = t;code = 116
char = h;code = 104
char = o;code = 111
char = d;code = 100
char = s;code = 115
char = ;code = 32
char = f;code = 102
char = o;code = 111
char = r;code = 114
char = ;code = 32
char = o;code = 111
char = p;code = 112
char = t;code = 116
char = i;code = 105
char = m;code = 109
char = i;code = 105
char = z;code = 122
char = i;code = 105
char = n;code = 110
char = g;code = 103
char = ;code = 32
char = t;code = 116
char = h;code = 104
char = i;code = 105
char = s;code = 115
char = ;code = 32
char = t;code = 116
char = e;code = 101
char = c;code = 99
char = h;code = 104
char = n;code = 110
char = o;code = 111
char = l;code = 108
char = o;code = 111
char = g;code = 103
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char = /;code = 47
char = >;code = 62
result sql = A pilot-scale field trial of phytoextraction of PCBs provides insight into the practical application of this technology, using the plant species Cucurbita pepo ssp pepo cv. Howden (pumpkin), Carex normalis (sedge), and Festuca arundinacea (tall fescue). This in situ trial took place at a historically contaminated field site, in soil contaminated with a mean concentration of 46 microg/g (range of 0.6 - 200 microg/g) total PCBs (Aroclor 1254/1260). Shoot bioaccumulation factors (where BAF(shoot)=[PCB(shoot)]/[PCB(soil)]) of up to 0.29 were achieved in sedge. Pumpkin plants produced shoot BAFs of only 0.15. However, PCB concentrations in pumpkin shoots decreased as the distance above the root increased, suggesting that higher overall pumpkin shoot BAFs might be achieved in shorter, more densely planted plants. A model for estimating the overall PCB concentration in large pumpkin shoots with minimal sampling is proposed. Examination of congener data supports the hypothesis that C. pepo ssp pepo plants exhibit a unique biological uptake mechanism that allows for the accumulation of a significant concentration of PCBs in plant shoots. Although this mechanism is not well understood, the co-eluting IUPAC congeners 93/95 and 105/127 appear to be preferentially mobilized. Presently, all three plant species exhibit potential as PCB phytoextractors, however further research is required to elucidate methods for optimizing this technology.

Publication: Sci. Total Environ. 2007 Mar 1 ;374(1)::1-12.
Publication Date: 2007 Mar 1
Study Author(s): Whitfield Aslund, Melissa L;Zeeb, Barbara A;Rutter, Allison;Reimer, Kenneth J;
Institution: Environmental Sciences Group, Department of Chemistry and Chemical Engineering, Royal Military College of Canada, Kingston, ON, Canada K7K 7B4.
Shortcut link to this study:
A pilot-scale field trial of phytoextraction of PCBs provides insight into the practical application of this technology, using the plant species Cucurbita pepo ssp pepo cv. Howden (pumpkin), Carex normalis (sedge), and Festuca arundinacea (tall fescue). This in situ trial took place at a historically contaminated field site, in soil contaminated with a mean concentration of 46 microg/g (range of 0.6 - 200 microg/g) total PCBs (Aroclor 1254/1260). Shoot bioaccumulation factors (where BAF(shoot)=[PCB(shoot)]/[PCB(soil)]) of up to 0.29 were achieved in sedge. Pumpkin plants produced shoot BAFs of only 0.15. However, PCB concentrations in pumpkin shoots decreased as the distance above the root increased, suggesting that higher overall pumpkin shoot BAFs might be achieved in shorter, more densely planted plants. A model for estimating the overall PCB concentration in large pumpkin shoots with minimal sampling is proposed. Examination of congener data supports the hypothesis that C. pepo ssp pepo plants exhibit a unique biological uptake mechanism that allows for the accumulation of a significant concentration of PCBs in plant shoots. Although this mechanism is not well understood, the co-eluting IUPAC congeners 93/95 and 105/127 appear to be preferentially mobilized. Presently, all three plant species exhibit potential as PCB phytoextractors, however further research is required to elucidate methods for optimizing this technology.
PMID: 17258285

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