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Ammonium Sulphate Application Methods and Precautions

Share | 2016-03-04 16:00:04 From:topfert Comment:0 Look:2136 [ L M S ]


Ammonium Sulphate, chemical formula: (NH4)2SO4, is one of the earliest production and use Nitrogen Fertilizer at home and abroad and also regarded as Standard Nitrogen Fertilizer. Nitrogen content between 20% and 21%, Appearance: White Crystal, Less Susceptible to Humidity and Caking, Water Soluble, Ammonium Sulphate is widely used on wheat, corn, rice, cotton, sweet potato, fruit tree, vegetables and other crops. Meanwhile, Ammonium Sulphate is more suitable for Neutral and Alkaline soil, rather than Acid kind. 

Ammonium Sulohate Application Precautions


1 As Base Fertilizer: Ammonium Sulphate should be deeply placed under soil to make sure fully absorption. 

2As Topdressing: This is the most suitable application method and using quantity is according to different kinds of soil. For soil easily loses moisture and nutrients, using quantity every time should be controlled, while if soil can well preserve moisture and nutrients, using quantity can be comparatively more. Meanwhile, since fertilizer efficiency is influenced a lot by moisture of soil, we should water them in time. But if using on paddy field, first we should dry it and spread fertilizer while loosing soil. 

3As Seed Fertilizer: Ammonium Sulphate does no harm to seed germination

Ammonium Sul hate Application Precautions

1Ammonium Sulphate is forbidden to mix with other Alkaline Fertilizers or even alkaline matters, or fertilizer efficiency will be lower.

2It is inappropriate to use fertilizer on the same land for a long while, or will cause soil to sour and harden. While if we have to use it, spreading lime or organic fertilizer also. But attention! Ammonium Sulphate and Lime cannot be mixed and spread in one day, better have three to five days gap or Ammonium Sulphate will resolve and Nitrogen will lose.

3Ammonium Sulphate is not fit for acid soil.


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