论文部分内容阅读
本研 究调查 、分析了杂 交油菜 花朵带菌( 菌 核病 菌) 的 情况 以及 菌核 病 茎病 发生 与 消长变化。油 菜花朵 带菌率主 要受油 菜花期气 温高低 的影 响, 不同品 种间 无 显著 差 异。油 菜菌 核 病茎病发生 与消长 ,不同品种 间存在 着显著差 异。其 中,蓉 油 4 号、中油 821 较重 ,秦 油2 号次 之, 品种960 5 最轻。
This study investigated and analyzed the situation of hybrid rape blossoming (Sclerotinia sclerotiorum) and the occurrence, growth and decline of the sclerotinia sclerotiorum. The rapeseed blossoming rate was mainly affected by the rape blossoms temperature. There was no significant difference among different varieties. Occurrence and decline of sclerotinia sclerotiorum, there are significant differences between different varieties. Among them, Rongyou 4, PetroChina 821 heavier, followed by Qin oil 2, 960 5 the lightest varieties.