丹东地区玉米及水稻品种的优化选择

品种选择是农作物生产的第1步,不同品种在生育期、抗病性、抗倒性、区域适应性等方面存在较大的差异。选择适合本地区种植条件的优良品种与种子对农业生产和农民增收至关重要。结合丹东地区的实际情况,阐述在玉米、水稻品种的优化选择上应把握的原则和注意的问题,并提出相应的解决措施。

Problems and Measures in the Selection of Maize and Rice Varieties in Dandong Area

High quality varieties and good seeds are the basis and precondition for a high yield. The selection of high-yielding varieties is the first step in the production of maize. There are large difference in growth period, disease resistance, lodging resistance and regional adaptability among different varieties. The variety that has excellent performance in some areas would give poor performance in other areas. Therefore, how to select suitable varieties and fine seeds are very important to production.