TY - BOOK AU - JASWANT Singh TI - Response of new sweet-potato varieties to nitrogen, phosphorus and potash application U1 - T 635.223 J35R PY - 1974/// CY - Ludhiana PB - PAU KW - SWEET POTATOES -- VARIETIES -- FERTILIZERS AND MANURES KW - SWEET POTATO KW - SWEET POTATOES -- VARIETIES -- FERTILIZERS A KW - VEGETABLE. FERTLLIZER N2 - Variety V2 recorded the highest YIeld of marketable roots followed by V9 Length of roots and number of roots per plant was maximum in V2 variety, while the circumference of the roots was almost equal In V2 and V9 varieties Sugar percentage in roots was ma ER -