Shandong, China Merchants organic fertilizer | fertilizer proxy {Texas} farmers preferred organic fertilizers include: commercial organic fertilizer, farm organic fertilizer, green manure. 1, commercial organic fertilizer: There are a variety of commercial organic fertilizer, usually by the production of raw materials to the division. There humic acid organic fertilizer, bio-organic fertilizer, organic fertilizer and so on mushrooms, I recommend the Red Quartet organic fertilizer, really good use. 2, farm organic fertilizer: with manure and straw and other composting is made, if the stack system is good, but also ease of use. 3. straw: the general is part of the Field Previous Crops harvested.