char = [;code = 91 char = R;code = 82 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 = o;code = 111 char = n;code = 110 char = ;code = 32 char = s;code = 115 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = m;code = 109 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = c;code = 99 char = ;code = 32 char = e;code = 101 char = v;code = 118 char = o;code = 111 char = l;code = 108 char = u;code = 117 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 = g;code = 103 char = i;code = 105 char = n;code = 110 char = k;code = 107 char = g;code = 103 char = o;code = 111 char = ;code = 32 char = b;code = 98 char = i;code = 105 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = a;code = 97 char = ;code = 32 char = b;code = 98 char = a;code = 97 char = s;code = 115 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = c;code = 99 char = h;code = 104 char = e;code = 101 char = m;code = 109 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = m;code = 109 char = p;code = 112 char = o;code = 111 char = s;code = 115 char = i;code = 105 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 = w;code = 119 char = o;code = 111 char = o;code = 111 char = d;code = 100 char = ];code = 93 char = .;code = 46 result sql = [Research on systematic evolution of ginkgo biloba based on chemical composition of wood].
[Research on systematic evolution of ginkgo biloba based on chemical composition of wood].char = I;code = 73 char = n;code = 110 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 = e;code = 101 char = s;code = 115 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = ;code = 32 char = a;code = 97 char = r;code = 114 char = t;code = 116 char = i;code = 105 char = c;code = 99 char = l;code = 108 char = e;code = 101 char = ,;code = 44 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = u;code = 117 char = t;code = 116 char = h;code = 104 char = o;code = 111 char = r;code = 114 char = s;code = 115 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = n;code = 110 char = s;code = 115 char = u;code = 117 char = r;code = 114 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = f;code = 102 char = r;code = 114 char = a;code = 97 char = r;code = 114 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = s;code = 115 char = p;code = 112 char = e;code = 101 char = c;code = 99 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = 2;code = 50 char = 2;code = 50 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = i;code = 105 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = b;code = 98 char = r;code = 114 char = o;code = 111 char = a;code = 97 char = d;code = 100 char = l;code = 108 char = e;code = 101 char = a;code = 97 char = f;code = 102 char = ;code = 32 char = t;code = 116 char = r;code = 114 char = e;code = 101 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = s;code = 115 char = u;code = 117 char = c;code = 99 char = h;code = 104 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = g;code = 103 char = i;code = 105 char = n;code = 110 char = k;code = 107 char = g;code = 103 char = o;code = 111 char = ;code = 32 char = b;code = 98 char = i;code = 105 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = a;code = 97 char = ;code = 32 char = L;code = 76 char = .;code = 46 char = ,;code = 44 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = c;code = 99 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = v;code = 118 char = o;code = 111 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = a;code = 97 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = u;code = 117 char = n;code = 110 char = b;code = 98 char = .;code = 46 char = ,;code = 44 char = ;code = 32 char = P;code = 80 char = o;code = 111 char = p;code = 112 char = u;code = 117 char = l;code = 108 char = u;code = 117 char = s;code = 115 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = m;code = 109 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = o;code = 111 char = s;code = 115 char = a;code = 97 char = ;code = 32 char = C;code = 67 char = a;code = 97 char = r;code = 114 char = r;code = 114 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = s;code = 115 char = o;code = 111 char = ;code = 32 char = o;code = 111 char = n;code = 110 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 = F;code = 70 char = T;code = 84 char = I;code = 73 char = R;code = 82 char = ,;code = 44 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = a;code = 97 char = l;code = 108 char = y;code = 121 char = z;code = 122 char = e;code = 101 char = d;code = 100 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 = f;code = 102 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = e;code = 101 char = n;code = 110 char = c;code = 99 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = a;code = 97 char = ;code = 32 char = n;code = 110 char = u;code = 117 char = m;code = 109 char = b;code = 98 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = a;code = 97 char = b;code = 98 char = s;code = 115 char = o;code = 111 char = r;code = 114 char = b;code = 98 char = ;code = 32 char = p;code = 112 char = e;code = 101 char = a;code = 97 char = k;code = 107 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = f;code = 102 char = i;code = 105 char = n;code = 110 char = g;code = 103 char = e;code = 101 char = r;code = 114 char = p;code = 112 char = r;code = 114 char = i;code = 105 char = n;code = 110 char = t;code = 116 char = ;code = 32 char = a;code = 97 char = r;code = 114 char = e;code = 101 char = a;code = 97 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 = h;code = 104 char = a;code = 97 char = r;code = 114 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = i;code = 105 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = c;code = 99 char = ;code = 32 char = a;code = 97 char = b;code = 98 char = s;code = 115 char = o;code = 111 char = r;code = 114 char = b;code = 98 char = ;code = 32 char = p;code = 112 char = e;code = 101 char = a;code = 97 char = k;code = 107 char = ;code = 32 char = p;code = 112 char = o;code = 111 char = s;code = 115 char = i;code = 105 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 = c;code = 99 char = e;code = 101 char = l;code = 108 char = l;code = 108 char = u;code = 117 char = l;code = 108 char = o;code = 111 char = s;code = 115 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = l;code = 108 char = i;code = 105 char = g;code = 103 char = n;code = 110 char = i;code = 105 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 = e;code = 101 char = s;code = 115 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = r;code = 114 char = e;code = 101 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = i;code = 105 char = r;code = 114 char = ;code = 32 char = a;code = 97 char = l;code = 108 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = n;code = 110 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = g;code = 103 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 = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = l;code = 108 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = v;code = 118 char = e;code = 101 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = t;code = 116 char = e;code = 101 char = n;code = 110 char = s;code = 115 char = i;code = 105 char = t;code = 116 char = y;code = 121 char = ,;code = 44 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = n;code = 110 char = ;code = 32 char = d;code = 100 char = i;code = 105 char = s;code = 115 char = c;code = 99 char = u;code = 117 char = s;code = 115 char = s;code = 115 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = e;code = 101 char = v;code = 118 char = o;code = 111 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = s;code = 115 char = u;code = 117 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = g;code = 103 char = i;code = 105 char = n;code = 110 char = k;code = 107 char = g;code = 103 char = o;code = 111 char = ;code = 32 char = b;code = 98 char = i;code = 105 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = a;code = 97 char = .;code = 46 char = ;code = 32 char = T;code = 84 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = s;code = 115 char = u;code = 117 char = l;code = 108 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = s;code = 115 char = h;code = 104 char = o;code = 111 char = w;code = 119 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = g;code = 103 char = i;code = 105 char = n;code = 110 char = k;code = 107 char = g;code = 103 char = o;code = 111 char = ;code = 32 char = b;code = 98 char = i;code = 105 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = a;code = 97 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = d;code = 100 char = i;code = 105 char = f;code = 102 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = ;code = 32 char = f;code = 102 char = r;code = 114 char = o;code = 111 char = m;code = 109 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = c;code = 99 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = f;code = 102 char = r;code = 114 char = a;code = 97 char = r;code = 114 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = s;code = 115 char = p;code = 112 char = e;code = 101 char = c;code = 99 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = w;code = 119 char = o;code = 111 char = o;code = 111 char = d;code = 100 char = ;code = 32 char = b;code = 98 char = u;code = 117 char = t;code = 116 char = ;code = 32 char = s;code = 115 char = i;code = 105 char = m;code = 109 char = i;code = 105 char = l;code = 108 char = a;code = 97 char = r;code = 114 char = ;code = 32 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 = c;code = 99 char = o;code = 111 char = n;code = 110 char = i;code = 105 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = t;code = 116 char = r;code = 114 char = e;code = 101 char = e;code = 101 char = s;code = 115 char = ,;code = 44 char = ;code = 32 char = w;code = 119 char = h;code = 104 char = i;code = 105 char = c;code = 99 char = h;code = 104 char = ;code = 32 char = i;code = 105 char = l;code = 108 char = l;code = 108 char = u;code = 117 char = s;code = 115 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = g;code = 103 char = i;code = 105 char = n;code = 110 char = k;code = 107 char = g;code = 103 char = o;code = 111 char = ;code = 32 char = b;code = 98 char = i;code = 105 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = a;code = 97 char = .;code = 46 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = m;code = 109 char = o;code = 111 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = e;code = 101 char = v;code = 118 char = o;code = 111 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = n;code = 110 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = c;code = 99 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = i;code = 105 char = m;code = 109 char = b;code = 98 char = e;code = 101 char = r;code = 114 char = ';code = 39 char = s;code = 115 char = ;code = 32 char = c;code = 99 char = h;code = 104 char = e;code = 101 char = m;code = 109 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = m;code = 109 char = p;code = 112 char = o;code = 111 char = s;code = 115 char = i;code = 105 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = b;code = 98 char = u;code = 117 char = t;code = 116 char = ;code = 32 char = w;code = 119 char = i;code = 105 char = t;code = 116 char = h;code = 104 char = ;code = 32 char = s;code = 115 char = i;code = 105 char = m;code = 109 char = i;code = 105 char = l;code = 108 char = a;code = 97 char = r;code = 114 char = ;code = 32 char = a;code = 97 char = f;code = 102 char = f;code = 102 char = i;code = 105 char = l;code = 108 char = i;code = 105 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = i;code = 105 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = t;code = 116 char = r;code = 114 char = e;code = 101 char = e;code = 101 char = s;code = 115 char = .;code = 46 char = ;code = 32 char = T;code = 84 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = t;code = 116 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = l;code = 108 char = i;code = 105 char = g;code = 103 char = n;code = 110 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = g;code = 103 char = i;code = 105 char = n;code = 110 char = k;code = 107 char = g;code = 103 char = o;code = 111 char = ;code = 32 char = b;code = 98 char = i;code = 105 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = a;code = 97 char = ;code = 32 char = w;code = 119 char = o;code = 111 char = o;code = 111 char = d;code = 100 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = m;code = 109 char = o;code = 111 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = o;code = 111 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = i;code = 105 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = t;code = 116 char = r;code = 114 char = e;code = 101 char = e;code = 101 char = s;code = 115 char = ,;code = 44 char = ;code = 32 char = w;code = 119 char = h;code = 104 char = i;code = 105 char = c;code = 99 char = h;code = 104 char = ;code = 32 char = m;code = 109 char = a;code = 97 char = y;code = 121 char = ;code = 32 char = b;code = 98 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = ;code = 32 char = o;code = 111 char = r;code = 114 char = i;code = 105 char = g;code = 103 char = i;code = 105 char = n;code = 110 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = c;code = 99 char = h;code = 104 char = a;code = 97 char = r;code = 114 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = g;code = 103 char = i;code = 105 char = n;code = 110 char = k;code = 107 char = g;code = 103 char = o;code = 111 char = ;code = 32 char = b;code = 98 char = i;code = 105 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = a;code = 97 char = .;code = 46 char = ;code = 32 char = M;code = 77 char = e;code = 101 char = a;code = 97 char = n;code = 110 char = w;code = 119 char = h;code = 104 char = i;code = 105 char = l;code = 108 char = e;code = 101 char = ,;code = 44 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = g;code = 103 char = i;code = 105 char = n;code = 110 char = k;code = 107 char = g;code = 103 char = o;code = 111 char = ;code = 32 char = b;code = 98 char = i;code = 105 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = a;code = 97 char = ;code = 32 char = h;code = 104 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = s;code = 115 char = o;code = 111 char = m;code = 109 char = e;code = 101 char = ;code = 32 char = s;code = 115 char = y;code = 121 char = r;code = 114 char = i;code = 105 char = n;code = 110 char = g;code = 103 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = l;code = 108 char = i;code = 105 char = g;code = 103 char = n;code = 110 char = i;code = 105 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = a;code = 97 char = d;code = 100 char = d;code = 100 char = i;code = 105 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = g;code = 103 char = u;code = 117 char = a;code = 97 char = i;code = 105 char = a;code = 97 char = c;code = 99 char = y;code = 121 char = l;code = 108 char = ,;code = 44 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = i;code = 105 char = t;code = 116 char = ;code = 32 char = h;code = 104 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 = e;code = 101 char = v;code = 118 char = o;code = 111 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = t;code = 116 char = e;code = 101 char = n;code = 110 char = d;code = 100 char = e;code = 101 char = n;code = 110 char = c;code = 99 char = y;code = 121 char = ;code = 32 char = f;code = 102 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = b;code = 98 char = r;code = 114 char = o;code = 111 char = a;code = 97 char = d;code = 100 char = l;code = 108 char = e;code = 101 char = a;code = 97 char = f;code = 102 char = ;code = 32 char = t;code = 116 char = r;code = 114 char = e;code = 101 char = e;code = 101 char = s;code = 115 char = .;code = 46 char = <;code = 60 char = b;code = 98 char = r;code = 114 char = /;code = 47 char = >;code = 62 result sql = In the present article, the authors mensurated the infrared spectra of 22 conifer and broadleaf trees such as ginkgo biloba L., cycas revoluta thunb., Populus tomentosa Carr and so on using FTIR, analyzed the difference of a number of absorb peaks in fingerprint area, the characteristic absorb peak position of cellulose and lignin of these trees and their alternation regulations of relative intensity, then discussed the evolutional issue of ginkgo biloba. The results show that ginkgo biloba is different from cycas in the infrared spectra of wood but similar to the conifer trees, which illustrates the ginkgo biloba. is more evolutional than cycas in the timber's chemical composition but with similar affiliation to conifer trees. The content of lignin in the ginkgo biloba wood is more than that in other conifer trees, which may be a original character of ginkgo biloba. Meanwhile, the ginkgo biloba has some syringyl lignins in addition to guaiacyl, and it has the evolutional tendency for broadleaf trees.
Publication: Guang Pu Xue Yu Guang Pu Fen Xi 2009 Jun ;29(6)::1512-6.
Publication Date: 2009 Jun
Study Author(s): Gong, Qi-Liang;Hu, Ai-Hua;Xing, Shi-Yan;Wang, Fang;
Institution: College of Forestry, Shandong Agricultural University, Tai'an 271018, China.
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In the present article, the authors mensurated the infrared spectra of 22 conifer and broadleaf trees such as ginkgo biloba L., cycas revoluta thunb., Populus tomentosa Carr and so on using FTIR, analyzed the difference of a number of absorb peaks in fingerprint area, the characteristic absorb peak position of cellulose and lignin of these trees and their alternation regulations of relative intensity, then discussed the evolutional issue of ginkgo biloba. The results show that ginkgo biloba is different from cycas in the infrared spectra of wood but similar to the conifer trees, which illustrates the ginkgo biloba. is more evolutional than cycas in the timber's chemical composition but with similar affiliation to conifer trees. The content of lignin in the ginkgo biloba wood is more than that in other conifer trees, which may be a original character of ginkgo biloba. Meanwhile, the ginkgo biloba has some syringyl lignins in addition to guaiacyl, and it has the evolutional tendency for broadleaf trees.
PMID: 19810520