Darweesh
Nalien,
post graduate, Kuban state agrarian University,
e-mail: nalien.darweesh@yahoo.com

Effects of fertilizer systems on the content of nutrient substances in leached chernozem lead and the productivity of apple tree in the conditions of the Prikuban zone of fruit production
Onishchenko L., Darweesh N., Chumakov S.
         2018,    N 3