杂交水稻黄叶的原因,有的认为与气候有关;有的认为土壤缺钾;有的认为与种性有关;有的认为是带毒黑尾叶蝉传播的黄矮病。由于对病因认识不一致,因而在防治措施上各不相同,效果也就明显不同。为了查清杂交水稻黄叶的原因,制定正确的防治措施,1979年由湖南农科院水稻所负责组织全? Yellow rice hybrid rice reasons, and some think that climate-related; some think that the soil potassium deficiency; some think and species-related; Some think that infected with black leafhopper spread yellow dwarf disease. Because of the inconsistent understanding of the cause, and therefore different in the prevention and treatment measures, the effect will be significantly different. In order to find out the reasons for yellow rice hybrid rice, to develop the correct prevention and control measures, in 1979 by the Hunan Academy of Agricultural Sciences rice is responsible for organizing the whole?