For citations:

Koshevarov A.A., Nadezhkin S.M., Agafonov A.F. SEED AND VEGETATIVE PRODUCTIVITY OF BULB ONION UNDER OPTIMIZATION OF MINERAL NUTRITION. Vegetable crops of Russia. 2011;(2):21-25. (In Russ.) https://doi.org/10.18619/2072-9146-2011-2-21-25