论文部分内容阅读
1选用良种为提高抗倒能力,品种选用上要立足于矮秆抗倒,选择苗期耐寒性好、前期早生快发、分蘖力适中、株型紧凑、茎秆粗壮、耐肥抗倒、抗病力强的优质品种,单季晚稻可选用连粳四号、镇稻99等品种。2精细整地早翻耕,使杂草、稻桩腐烂。确保田面平整,不留水渍宕。畦面软硬适中,以防种谷下沉过深,引起闷芽。沟渠配套,开好横沟、竖沟、围沟,三沟相连,排灌畅通。一般在播种前1~2d整好,待泥土沉实后播种。
1 Selection of seeds In order to improve the lodging resistance, the selection of varieties should be based on the dwarf lodging, the choice of cold tolerance at seedling stage, premature fast hair, moderate tillering ability, plant compact stalks, sturdy stems, resistance to lodging resistance, anti Strong disease of high-quality varieties, single season late rice can be used even Japonica IV, rice and other varieties of 99. 2 Finely tillage early tillage, so that weeds, rice pile decay. To ensure the formation of the field, leaving no water Dang. Noodles soft and hard moderate, in order to prevent deep sunken seed valley, causing nausea. Ditch supporting, open a good horizontal ditch, vertical ditch, ditch, ditch connected, irrigation and drainage smooth. Generally 1 ~ 2d before sowing well, until the soil sown after planting.