EFFICIENCY AND BALANCE OF PHOSPHORUS FOR TWO CROP ROTATIONS IN MAKING THE ANNUAL AND SPARE APPLICATION OF SUPERPHOSPHATE AND PHOSPHORITE MEAL IN COMBINATION WITH MANURE AND NITROGEN-POTASSIUM FERTILIZERS

Autor: V.I. Mazalov, V.G. Nebytov, V.V. Kolomeichenko
Rok vydání: 2017
Předmět:
Zdroj: Vestnik OrelGAU. 1:13-18
ISSN: 2223-4802
1990-3618
DOI: 10.15217/issn1990-3618.2017.1.13
Databáze: OpenAIRE