In order to determine the most promising genotypes for our environment based on yield components and desirable agronomic traits; A comparative test of 24 genotypes of grain sorghum including a commercial hybrid that acted as a witness was conducted. The experiment was carried out on the moral grounds of the National University of San Martin, located in the district of Morales -Low Mayo, San Martin Region; in a entysol ground texture frank, deep, well-drained sand; low content of organic matter, phosphorus and potassium and 6.0 ph The experimental setup used was randomized complete block with 4 replications; with 4 rows for each experimental unit, spaced 0.50m. and planted a continuous stream; adopting a density equivalent to 140,000 plants / ha. After desashije Fertilization was carried out 100-60-60 formula being used, having been split into 3 parts nitrogen. Earthworm attacks occurred,...