phytotoxin

1.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 本文研究报道了抗病细胞变体筛选方法、程序与结果，并对有关问题进行了讨论。

2.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.

摘要病病原菌粗毒素提取液为选择压，对水进行抗病性筛选，结果表明：粗毒素提取液对水愈伤组织诱导、继代及分化有明显的作用，程度随毒素浓度提高而增强，且品种间差异显著。