The quantity of fertilizer essential by plants decreases because the organic make a difference information in the soil will increase A farmer spreading manure to further improve soil fertility A fertilizer or fertiliser is any materials of natural or synthetic origin that may be applied to soil or to plant https://npk-12-12-17-fertilizer-a79023.bleepblogs.com/38069909/a-review-of-vermicompost-fertilizer-afghanistan