Agrobacterium-mediated transforation of soybean with the expression vector carrying two separate T-DNAs

双 T-DNA表达载体 转化大豆的研究

The thesis is concerned with the present conditions the primary exploitage and transforation of the mineral resources of Jixi . It dissects the poor condition of transformation and utilization and proposed the model how to transform and utilize the mineral resources .

本文对 鸡西矿产资源的现状、矿产资源的初级开发利用、矿产资源的 转化 利用 作了 较 详尽 的 分析 评价，剖析了矿产资源转化与利用的困境，提出矿产资源转化利用的模式。