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1选用良种在选种时应考虑品种的适应性、丰产性、商品性、抗逆性等。同时要注意品种的生育期,结合当地光温条件和茬口安排,因地制宜选用良种。淳安县地处山区,温光等自然资源条件比较优越,夏播玉米生长季节相对较长,宜选用中迟熟杂交优良品种,充分利用9月份至10月上旬昼夜温差大,有利于玉米灌浆结实的良好气候
1 Selection of elite species selection should consider the adaptability of varieties, high yield, commercial, resistance and so on. At the same time pay attention to the breeding period of varieties, combined with the local conditions of light temperature and crop arrangement, according to local conditions selection of elite. Chun’an County is located in the mountainous areas. Wenguang and other natural resources have relatively good natural resources. The growing season of summer sowing maize is relatively long. Good middle-late maturing hybrids should be selected to make full use of large temperature difference between September and early October, Strong and good climate