A survey based study was carried out to assess the secondary and micronutrient availability in grape orchards of Vijayapura taluka of northern Karnataka. Based on the fertilizer nutrient inputs, the grape orchards were grouped into three categories namely, low fertilizer users (n=19), medium fertilizer users (n=26) and high fertilizer users (n=15). The grape orchard soils recorded slightly to medium alkaline soil reactions. | Secondary and micronutrient status in soils of grape orchards of Vijayapura Taluka in Northern Karnataka India
