Planting method of inter-planting pineapples in garlic ridge farmland

The invention discloses a planting method of inter-planting pineapples in a garlic ridge farmland. In the method, a natural organic fertilizer includes the following components, on the basis of dry weight, 40-70 parts of forestry and agricultural wastes, 3-6 parts of amino acid-chelated selenium, 20-40 parts of phosphorus-containing metamorphic rock powder being 300-450 meshes in granular size, 10-20 parts of an attapulgite powder mixture, 2-5 parts of sodium molybdate and 3-5 parts of L-lactobacillus sporogenes. The attapulgite powder mixture includes, by weight, 80-120 parts of attapulgite powder, 10-20 parts of medical stone powder, 10-20 parts of coated ammonium bicarbonate, 3-5 parts of honey, 20-30 parts of waste mushrooms from mushroom planting, 3-7 parts of calamine powder, 1-3 parts of waste residue of traditional Chinese medicines, and 0.3-0.5 parts of a biological composite enzyme. The pineapples planted with the natural organic fertilizer through the planting method contain various mineral element