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今年年初我国开始实施马铃薯主粮战略,并将因地制宜扩大马铃薯的种植面积,马铃薯的种植面积将由目前的530多万公顷扩大到1000万公顷,产量将提高到30吨/公顷以上。马铃薯作物易发病害,常见的真菌性病害有晚疫病、粉痂病、早疫病、炭疽病;细菌性病害有疮痂病、环腐病、软腐病、青枯病、黑胫病等;此外还有病毒病,二十八星瓢虫、蚜虫以及地下害虫等虫害。使用农药预防和控制病虫草害的发生对提高马铃薯的产量有着至关重要的作用。可
Earlier this year, China began to implement the potato staple food strategy and will expand the potato acreage according to local conditions. The planting area of the potato will be expanded from the current 5.3 million hectares to 10 million hectares and the output will be increased to more than 30 tons / hectare. Potato crops are susceptible to disease. Common fungal diseases include late blight, powdery scab, early blight and anthracnose. Bacterial diseases include scab, ring rot, soft rot, bacterial wilt, black shank, etc. In addition There are viral diseases, twenty-eight ladybugs, aphids and pests and other pests underground. The use of pesticides to prevent and control the occurrence of pests and diseases is of crucial importance to the improvement of potato yields. can