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素取择压，对水稻进行抗病性筛，结果表明：粗毒素取对水稻伤组织诱导、继代及分化有明显的抑制作用，抑制程随毒素高而增强，且品种间差异显著。

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细胞突变体筛方法、程序与结果，并对有关问题进行了讨论。