冷leng浸jin水shui田tian的de特te點dian是shi水shui分fen過guo多duo,土tu壤rang中zhong的de空kong氣qi過guo少shao,土tu質zhi冷leng涼liang,影ying響xiang土tu壤rang微wei生sheng物wu活huo動dong,所suo以yi有you效xiao養yang分fen含han量liang低di,並bing因yin經jing常chang處chu於yu還hai原yuan狀zhuang態tai,水shui稻dao根gen係xi生sheng長chang發fa育yu不bu良liang,致zhi使shi前qian期qi生sheng長chang緩huan慢man,分fen蘖nie少shao。後hou期qi隨sui著zhe氣qi溫wen的de上shang升sheng,有you機ji質zhi礦kuang化hua迅xun速su,又you易yi促cu進jin水shui稻dao過guo量liang吸xi收shou養yang分fen,使shi植zhi株zhu猛meng發fa徒tu長chang,誘you發fa稻dao瘟wen病bing和he延yan遲chi出chu穗sui而er影ying響xiang產chan量liang。因此,冷浸田施肥要掌握的原則是:早追施返青肥,適當控製後期施肥,防止貪青晚熟及成熟度低;增磷補鋅。冷涼條件下水稻吸磷受阻,因此要增加磷肥的施用量,同時補充鋅肥。
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