In order to verify the fertilizer effect of organic fertilizer of containing small monospora in vegetable production,two experiments are carried out in two parallel places in north China Plain. The test crop is green vegetables of thevariety with Shanghai Qing. We find the organic fertilizer tested is the small monospora organic fertilizer,and itsnutrient organic matter is greater than or equal to 45% and the effective nutrient is greater than or equal to 5%. Theconventional fertilization is 667 m2 with the...