氢铵的碳酸盐

NPK compound fertillizer is the fertillizer which contains two or the nutrients of NPand k .It can be used as basic application ,seed manure and additional application .It is widely used for all kinds of foodstuff crops such as paddy ,wheat ,corn ,jowar and economic crops such as baccy ,tea,cotton ,melon and fruit ,vegetables . It is widely used in much soil and red soil ,yellow soil ,palm soil ,yellow damp soil ,purple soil and white slurry soil.