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1.小麦病虫害:预计小麦条锈病中等发生沿江流域重发生,白粉病中度发生,赤霉病轻发生,小麦蚜虫、红蜘蛛偏重发生。2.油菜病虫害:预计油菜角果期蚜虫中等发生,局部偏重发生,油菜菌核病轻-中等发生。3.玉米病虫害:预计一代玉米螟中等发生,二代偏重发生,中、晚茬玉米重于早茬玉米,玉米大小斑病轻-中等发生。4.水稻病虫害:预计水稻叶瘟中
1. Wheat pests and diseases: Wheat stripe rust is expected to occur again in the middle reaches of the Yangtze River. Powdery mildew occurs moderately, and the scab occurs mildly. Wheat aphids and spider mites are preoccupied. 2. Rape pests and diseases: aphids are expected to occur in the rape cotyledons moderately, partial emphasis occurs, rape sclerotiorum light - moderate occurrence. 3. Maize pests and diseases: It is estimated that the generation of corn borer occurs moderately, and the second generation will take place seriously. The middle and late crop of corn is heavier than the early crop of corn, and the size of maize is mild to moderate. 4. Rice pests and diseases: rice leaf blast is expected