The comparativa study of tetrahormonas cuatro dosis crop production in tomato (lycopersicon esculentum Mill) using the hybrid WSX2205 in the District of Lamas, hadas its overall objective: To determine the most appropriate dose of tetrahormonal bioestimulante (Biogyz) in crop yield tomato (Lycopersicon esculentum Mili) hybrid WSX 2205 F-1 in the district of Lamas and specific objectives: to evaluate and analyze the effect of four doses of tetrahormona (Biogyz) crop production in tomate (lycopersicon escutentum MHI) using 2205 WSX hybrid F-1, in the district of lamas and perform economic analysis of treatments. The present research work was carried out in the Horticultura! Fundo "The Pacific", owned by Jorge Luis Pelaez Rivera, in the district and province of Lamas. Conditions Horticultura! texture Fundo "The Pacif;c" is Sandy Loam, pH 5.57 - 6.0, 3.17 organic matter, available phosphorus...