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通过试验调控,找出适合新品种的氮肥施用量和单穴插秧株数,研究适合水稻新品种的配套栽培技术。1材料与方法1.1供试品种龙粳36:主茎11片叶,出苗至成熟生育日数130d左右,需≥10℃活动积温2 250℃,分蘖力较强。龙粳39:主茎11片叶,出苗至成熟128d,需≥10℃积温2 350℃。1.2试验地概况
Through experimental regulation and control, the amount of nitrogen fertilizer suitable for the new variety and the number of single-hole sowing seedlings were found out, and the suitable cultivation techniques suitable for the new rice variety were studied. 1 Materials and methods 1.1 The test varieties Longjing 36: main stem 11 leaves, emergence to maturity date of about 130d, required ≥ 10 ℃ active accumulated temperature 250 ℃, strong tillering ability. Longjing 39: the main stem 11 leaves, emergence to mature 128d, required ≥ 10 ℃ accumulated temperature of 2350 ℃. 1.2 Test Location Overview