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新的多抗棉花品种资源表现增产和高抗病虫害。多抗棉花就是抗病、抗虫和抗不良环境条件。纯昀棉花品种资源是对四种细菌性角斑病生理小种有免疫力的,且在出苗前后由子苗期病原影响受湿气而腐烂或根部损伤,但不具有种子腐烂的症状。它们也能抗盲椿科、豆荚盲蝽、棉铃虫和小卷叶蛾科的害虫。 多抗计划的领导人和得克萨斯州农业和农机大学试验站的植物病理学家L.S.伯德说,自从1963年以来,他的
The new multi-resistant cotton varieties yield increased performance and high pest resistance. Multi-resistant cotton is disease-resistant, insect-resistant and anti-adverse environmental conditions. Pure Yun cotton variety resources are four kinds of bacterial angular leaflet racial immunity, and in the seedling stage before and after the seedlings affected by humidity and rot or root damage, but does not have the symptoms of seed decay. They are also resistant to insects of the family Apodemus, Podocarpus, Helicoverpa armigera and Pieridae. L.S. Byrd, a plant pathologist at Texas Resistance and Agriculture Experiment Station, the leader of the multi-resistance program, said that since 1963 his