In the present work of study "Effect of the Humus of worm on the production of the cultivation of Hibrid Chinese Cabbage (Brassica campestris) var. Pekinensis in Tarapoto- Peru ". 1 look for the optimum/ good dose level of security that the production increases.The work was in the Found Miraflores of property of the faculty of Agronomy of the National University of San Martín, located in the sector from Ahuashiyacu to 3,5 kilometers of Tarapoto. The objectives of the work were to evaluate the effect of four levels of worm humus in sorne agronomic characteristics and on the yield of the cultivation of hybrid Chinese cabbage (Brassica campestris) Var. Pekinensis in Tarapoto- Peru, Was also to carry out the economic analisis of the treatments in study based on the relateonship benefiU cost to determine the profitability. The ground was of sandy frak type, with a strongly sour pH 4.85, half...