Humic Acid Powder Fertilizer

4127 humic acid powder fertilizer products are offered for sale by suppliers on Alibaba.com, of which organic fertilizer accounts for 92%, compound fertilizer accounts for 2%, and potassium fertilizer accounts for 1%. A wide variety of humic acid powder fertilizer options are available to you, such as black, brown and yellow.You can also choose from quick, slow and controlled humic acid powder fertilizer,as well as from 68514-28-3, 1415-93-6, and 68917-51-1 humic acid powder fertilizer, and whether humic acid powder fertilizer is 215-809-6, 271-030-1, or 200-795-9.