TY - BOOK AU - Goyal,Ruchi TI - Effect Of Irrigation In Combination With Farmyard Manure,Biochar And Nitrogen Levels On Growth And Water Productivity Of Spring Maize U1 - T 633.15 G61E PY - 2020/// CY - Ludhiana PB - Pau KW - Maize-Irrigation,Maize-Fertilizers and Manures,Biochar,Water Retention ER -