In tomato, the primary stress signal is transmitted systemically.Spraying exogenous JAs and introducing resistance roots......

针对月季栽培过程中出现的最严重的根结线虫开门见山防治问题，开展了月季对根结线虫抗性遗传研究，研究结果如下：（1）对常用的4种月季砧木......