香蕉通常施用什么肥料

2025-04-04 06:23:39
推荐回答(1个)
回答1:

答:针对我国南方香蕉主产区多为降雨量大、养分淋失量严重等制约因素,为提高肥效,香蕉测土配方施肥要做到以下几点:
(1)勤施薄施重施相结合
在高温多湿季节,正是香蕉旺盛生长期与花芽分化期,此期需肥量大,但施于根部的肥料易流失和分解。因此,应根据香蕉周年生长的特点及多造蕉栽培要求,要勤施薄施,并结合重施,才能及时满足香蕉这两个重点营养期的需肥量,充分发挥肥效。因为营养生长期和花芽分化期是施肥的关键时期,勤施重施薄施相结合,是最佳的施肥方法。
(2)以有机肥为主,有机无机肥料混合施用
实践证明,有机肥可改良土壤结构,调节土壤水肥气热理化性状,有助于香蕉根系生长发育。化肥肥效迅速,但肥劲短而不稳,有机与化肥配合施用,可使蕉株健壮,抗性强,生长快,早结果,品质优。
(3)准确掌握施肥深度与位置
把握施肥深度与位置的原则:一是肥随芽走,即施在萌芽位置;二是经常轮换施肥位置,并施于吸收根群密集伸展与活动区。春秋季深开穴,夏季可浅开穴,肥多大穴肥少小穴,施后覆土踏实,防止流失。

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