The present work has as title “Adaptation and yiek1 of seven lines of rice (oryza saliva), under the siembra system to the I volley in the central Huallaga San Martín”, likewise with the objective you to determine the best variety in the experiment, with direct siembra under the environmental conditions of the Central Huallaga and to carry out the economic analysis of the treatments; he / s he was carried out the present world in the lands that it drives the Company Mils May CORP, located in the District or rich Port, County of Pillory Department of San Martin.; with an annual maximum Tº of 32 °C , precipitation averages yearly of 1000 - 1 200 mm and a relative humidity of 70-80%. The used design was at random or Complete Blocks (DBCA), with 9 treatment with three repetitions. The treatments were T1 (EPAGRl-107), T2 (EPAGRl-108), T3 (EPAGRl-109), T4 QAC-101), T5 (QAC-103), T6 (QAC...