Types of fertilizers allowed for pear trees

① farm fertilizer includes compost, retting manure, barnyard manure, biogas fertilizer, green manure, crop straw fertilizer, mud fertilizer, cake fertilizer and so on.

② commercial fertilizers include commercial organic fertilizers, humic acid fertilizers, microbial fertilizers, organic compound fertilizers, inorganic (mineral) fertilizers, foliar fertilizers, organic and inorganic fertilizers, etc.

③ other fertilizers that do not contain toxic substances such as food, fish dregs, cow wool waste, bone meal, amino acid residue, bone glue waste, poultry and livestock processing waste, sugar factory waste and other organic materials are approved for use after registration by the agricultural department.