The fertilizers include nitrogen, potassium, and phosphorus, all of that are necessary nutrients for crops. There are 2 forms of fertilizers: Organic fertilizer is derived from plants and animals and Inorganic fertilizer is derived from chemical compounds and minerals. This is an assessment of the 4 differing kinds of fertilizer, https://cashulcqh.blogkoo.com/top-guidelines-of-buy-npk-fertilizer-afghanistan-57014893