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3.栽插(1)适时插秧。插秧前施足基肥并整平,田面高差在3厘米以内。整平土壤后要沉实,砂壤土沉实1~2天、壤土沉实2~3天。秧苗3.5~4片叶时栽插,要做到随起随插。插秧时水层保持在1~1.5厘米,掌握机插深度在1.5厘米以内,做到栽插深度一致,并保证不漏插、不出现漂秧、倒秧等现象。(2)适宜密度。常规粳稻株行距30厘米×l1.7厘米,每亩掌握在1.9万穴左右,每穴3~4苗,每亩基本苗6万~7万。4.大田期管理(1)水分管理。插秧后田间保持浅水层,3天
3. Transplanting (1) timely transplanting. Before planting Shizujifei and leveling, field height difference within 3 cm. After leveling the soil to be solid, sandy loam soil 1 to 2 days, loam 2 to 3 days. Planting 3.5 to 4 leaves when planted, to be done with the plug. When transplanting the water layer to maintain at 1 to 1.5 cm, grasp the depth of machine inserted within 1.5 cm, so planting the same depth, and to ensure that missed plug, do not appear floating seedlings, transplanting and so on. (2) suitable density. Conventional japonica rice spacing of 30 cm × l1.7 cm, about 19,000 acre per acre about 3 to 4 holes per acre, the basic seedlings per acre 60,000 ~ 70,000. 4. Field Management (1) moisture management. After the transplanting field to maintain shallow layer, 3 days