TY - BOOK AU - MAHAL, Gurpreet Singh TI - Effect of feeding different roughage to concentrate ratios on nutrient utilization and productive performances of cross bred cows U1 - T 636.208.5 M27E PY - 1993/// CY - Ludhiana PB - PAU KW - COWS -- FEEDING AND FEEDS KW - COWS -- FEED UTILIZATION EFFICIENCY KW - COWS -- MILK PRODUCTION ER -