OPTIMIZATION OF AN GENETIC TRANSFORMATION SYSTEM FOR POPLAR BY USING ORTHOGONAL DESIGN
CAI Cheng WU Da-qiang ZONG Fang XIANG Yan(School of Forestry & Landscape Architecture,Anhui Agricultural University,Hefei,Anhui 230036)
J4 . 2008, (02): 136 -140 .  DOI: 10.11869/hnxb.2008.02.0136