phytotoxin

In this paper, we studied the screening me hod, procedure and results of rice somatic mutants with resistance to Pyricularia oryzae Cay. using phytotoxin.

摘要 本文研究报道了抗稻瘟病胞变体筛方法、程序与结果，并对有关问题进行了讨论。

Under the selection pressure of crude toxin filtration, three kinds of treatment methods and four kinds of phytotoxin concentrations were used to screen the blast-resistant callus phenylalanine.

摘要以稻瘟病病原菌粗毒提取择压，对水稻进行抗病性筛，结果表明：粗毒提取对水稻愈伤组织诱导、继代及分化有明显抑制作用，抑制程度随毒浓度提高而增强，且品种间差异显著。