Parmar, D. K.; Sharma, A.; Chaddha, S.; Sharma, V.; Vermani, A.; Mishra, A.; Gautam, G.; Kumar, V. INCREASING POTATO PRODUCTIVITY AND PROFITABILITY THROUGH INTEGRATED PLANT NUTRIENT SYSTEM IN THE NORTH-WESTERN HIMALAYAS. PotatoJ 2013, 34 (3 - 4).