影响花生高产十因素内容摘要:
2、没有整枝压花正确的方法是在花生开花后 35 天,用湿润泥土将花枝覆盖,压住只长花的部位,促使早扎针多结果。 6、偏重施用氮肥测土配方施肥措施不到位、偏重施用氮肥,致使茎叶徒长、茎秆细弱不粗壮、既影响多结壮果,而且还容易倒伏。 7、四沟排灌不畅边沟、中沟、横沟、垄沟配套不合理,排灌不通畅,严重造成内涝现象,使花生发育不良,果小仁秕易烂果。 8、土壤过于板结花生田年前没有及时进行冬季深耕晒垅、造成年后杂草增多,土壤板结,使土壤养分消耗、团粒结构太差、土壤不疏松、不利果针扎土结荚。 9、药剂喷施失当喷施化学药剂防病治虫是理所当然的,但是有的喷药过多过早、果针还未大批入土,严重影响结果数,造成营养生长与生殖生长不合理,甚至出现烂果、烂秸现象。 10、没补喷微肥钼酸铵、亚硫酸氢钠、硼肥、磷酸二氢钾等微肥是花生生长中后期必不可少的,不补喷这类微肥将影响花生荚大粒饱、增产增收。 专利查询。影响花生高产十因素
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