Field experiments were conducted at the Agricultural Research Farm of Krishi Vigyan Kendra, SKUAST-K, Shuhama, Srinagar to study the effect of composted municipal sludge application on efficiency of primary nutrients viz. nitrogen, phosphorus and potassium in maize (Zea mays L.). | Influence of composted municipal sludge on efficiency of primary nutrients in maize Zea mays L. under Temperate Himalayas