31. Harmony Products fortifies organic fertilizers , such as chicken droppings and sewage sludge, with synthetic fertilizers. 32. Wood ash can be used as an organic fertilizer used to enrich agricultural acidic soils. 33. Inorganic fertilizers are generally less expensive and have higher concentrations of nutrients than organic fertilizers . 34. You might also occasionally apply an organic fertilizer such as fish emulsion during the growing season. 35. Periodic applications of an organic fertilizer such as fish emulsion during the growing season are beneficial. 36. _Apply a slow-release or organic fertilizer in spring when the grass greens and begins to grow. 37. Organic fertilizer is used on the pasture and no injected rBGH is used to treat milk cows.38. Use an organic fertilizer blend this fall. 39. Organic fertilizers from composts and other sources can be quite variable from one batch to the next.40. This is the first practical organic hydroponics technique that organic fertilizer can be added directly during cultivation.
