This research paper, entitled "Use of different doses of calcium and silicon for better fruit set in cucumber cultivation Americam hybrid EM Lamas Slicer 160 f1-San Martin", were to: assess three (03) dose Calcium-three (03) of silicon in the agronomic performance of the crop of hybrid cucumber (Cucumis sativus L.) EM 160 Slicer Americam f1, in conditions of the province of Lamas, determine the best dose of calcium and silicon that will generate higher yields of fruit growing cucumber and perform economic analysis of treatments. This work was done in the farm "THE PACIFIC" owned Rivera Jorge Luis Pelaez, located in the district and province of Lamas, San Martin department. We used the statistical design of randomized complete block design (RCBD) with 3 blocks and 7 experimental treatments taking 21 units. The indicator was growing hybrid Em Pickle Slicer Americam 160 F1, in the seed comp...