FIELD: agriculture. SUBSTANCE: method involves selecting parent forms for subsequent hybridization in two stages: initially from field areas with high planting density, then from vegetative pots filled with low-nitrogen soil, with competitive and nitrogen-fixing capacity of genotypes of lucerne being used as criteria for selection. EFFECT: increased efficiency and simplified method. 1 tbl
Authors
Dates
1997-04-20—Published
1994-07-25—Filed