稻田喷施水稻吨田宝后为什么抽穗期长得很整齐?而且抽穗早?

2025-03-15 22:03:12
推荐回答(1个)
回答1:

在水稻高产栽培中,既要尽量控制无效分蘖,提高成穗率,又要努力控制小穗的形成,提高抽穗整齐度,也就是做到抽穗“一刀齐”。这样,既能保证单位面积的有效穗数,又能保证平均穗粒数,最终实现高产、优质、高效的目标。水稻喷施水稻吨田宝后稻田抽穗很整齐,抽穗期比对照提前2~7天,成熟提前3天以上。原因如下:

(1)秧田喷施水稻吨田宝后,稻秧壮,分蘖多,节根多,带蘖移栽,栽插返青快、立苗早。

(2)秧苗喷施水稻吨田宝后,分蘖早,蘖位低,大蘖和有效蘖比例高,为形成大穗奠定了基础。

(3)水稻吨田宝具有提高水稻抗逆性的功能,叶面喷施水稻吨田宝可以促进水稻在逆境中(气候逆境、土壤逆境、水分逆境)正常生长,正常分蘖,正常穗发育,降低秧苗的缺苗率,促进早分蘖、快分蘖,提高主茎和早期低节位、低位次分蘖在最终成穗数中所占的比例。

(4)叶面喷施水稻吨田宝,可以最大限度地挖掘水稻品种的增产潜能,当选用分蘖势强的品种时,使分蘖能在早期集中快速发出,抑制后期无效分蘖和小穗的发生。

因此,喷施水稻吨田宝后,水稻抽穗很整齐,而且,抽穗早2~7天。其中,气候条件、田间环境越差,抽穗提前时间越长,气候条件、田间环境越适宜,抽穗提早时间越短。

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