Assessment of the relationship between the main economically valuable features of the varieties of the lettuce

Expanding the range of vegetable crops, including green ones, through the introduction of new varieties into production is an important task. The study and evaluation of the original material of the salad, the features of cultivation in different periods, will allow to identify samples of a complex of economically valuable tats for the selection of cultuie, which is relevant for the cæatüon of varieties in Belarus. Reseat was carried out on the experimental field of the Department of horticulture of the Belarusian state agricultuгal Academy in 2013-2015. The atticle assesses the relationship between the main economically valuable features of varieties of lettuce when grown in the spring (seedling method) and spring and summef sowing in the open gond. In lettuce plants of the headed variety, the sign “the mass of the vegetative part of the plant" strongly depends on the sign “diameter of the head" (r=0.640 - with the seedling method and r=0.809 - with the spring sowing period), “leaf width" (r=0...