Effect of Nitrogen and Zinc on Growth and Yield of Maize (Zea mays L.)

The experiment was laid out on the effect of nitrogen and zinc growth yield maize (Zea mays L.) at Research Farm Department Agriculture, Mata Gujri College, Fatehgarh Sahib, Punjab, India during kharif (July to October) season 2017. in randomized block design three replication with eight treatments. soil experimental field Gangetic alluvial having clay loam texture pH 7.5. It moderately fertile, available (285.24 kg ha-1), phosphorus (26.15 potassium (250.84 ha-1) (1.42 mg kg-1). maximum parameter viz. plant height (cm), LAI (%), dry matter accumulation (g) highest attributes parameters viz., number cob-1, length cob test weight (g), grain (q stover biological harvest index (%) recorded 30, 60, 90 DAS stage application @150 ha-1++zinc @30 ha-1 which par treatments namely; @15 ha-1. All significantly influenced as compared control. net returns (` 89977 benefit:cost ratio (1.58) has been