EFFECTS OF DIFFERENT HUMIC ACID DOSES IN LEONARDITE ENVIRONMENT ON THE OIL PERCENTAGE AND FATTY ACIDS OF SUMMER RAPESEED (BRASSICA NAPUS SSP. OLEIFERA L.) UNDER CENTRAL ANATOLIAN CONDITIONS

Overuse and unconscious use of agricultural lands is causing reduction of organic matters in soil as well as degradation of its chemical structure. The use of chemical and farm manure, the use of organic, organo-mineral, soil adjusters and microbial fertilizers improve efficiency and quality of agri...

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