【摘要】 根据多年来麦蚜及黄矮病发生规律及防治研究成果,总结出麦蚜的防治适期为秋季拌种、春季小麦扬花末期和灌浆初期;防治指标为百株蚜量500头;防治方法为农业防治、生物防治及化学防治相结合。掌握其防治理论,可以准确有效地控制麦蚜及黄矮病为害。更多还原

【Abstract】 This article is based on the research results that prevent and cure and occurrence law of aphid and yellow dwarf in wheat for years. The emphasis is timing for prevention and cure in autumn with seed dressing and at last phase of flowering and first phase of filling.The index of prevention and cure are 500 aphidper per hundred plant. The method of prevention and cure is to combinaten agricultural, biological and chemical control.Knowledge of the theories for prevention and cure can effectively control of aphid and ycllow dwarf in wheat. 更多还原