TY - BOOK AU - KAPILA, Suraj Parkash TI - Effect of irrigation, spacing and time of potassium application on yield and quality characteristics of potato (Solanum tuberosum L.) varieties U1 - T 633.491 K12E PY - 1991/// CY - Ludhiana PB - PAU KW - POTATOES -- IRRIGATION KW - POTATOES -- FERTILIZERS AND MANURES ER -