Effect of Enriching Vermicompost with Azotobacter and Bacillus Bacteria and Foliar Spraying with Azotobacter on Some Chemical Characteristics of the Soil Planted with Sunflower Plants
Ghazwan Hameed Ibrahim,
Hassan Hadi Mustafa Al-Alawy
Abstract:A field experiment was carried out at the research station of the Department of Soil Sciences and Water Resources of the College of Agriculture/University of Diyala in 2022 to study the effect of enriching vermicompost with chemical and biological fertilizers on some chemical characteristics of the soil planted with sunflower plants. The vermicompost fertilizer with urea fertilizer and phosphate rock and spraying Azotobacter
chroococcum bacteria gave the highest reduction in the pH of the soi… Show more
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