This merchandise is product of high purity raw resources，the method is scientific and realistic.It's not necessarily only full of NPK, which is essential for crops,but additionally adds magnesium and sulfur.after application,it could boost the absorption and utilization of assorted growth things of crops,proficiently avoid the deficiency condition easily caused by https://npk-12-12-17-2-b-te-ferti81356.canariblogs.com/a-secret-weapon-for-fertilizer-for-horticulture-npk-12-12-17-2-b-te-47615714