TY JOUR TI THE EFFECT OF MINERAL FERTILIZERS ON THE BIOMETRIC PARAMETERS OF APPLE SEEDLINGS IN THE KRASNOYARSK FOREST-STEPPE KW apple tree KW malus domestica KW variety KW seedlings KW closed root system KW morphometric parameters KW long-lasting fertilizers KW osmocote KW agrovitaqua KW nursery KW krasnoyarsk forest-steppe JO Vestnik of Omsk SAU AU MISTRATOVA, N.A. PY 2026 IS 61 PB FSBEI HE Omsk SAU