TY - BOOK AU - Tomas,Thomas P. AU - Guide: Shinde,D.A TI - Studies on the sulphur requirement of wheat (Triticum aestivum L.) as influenced by different levels of nitrogen using radio- active sulphur U1 - 631.4 PY - 1978/// CY - Jabalpur PB - Jawaharlal Nehru Krishi Vishwavidyalaya Jabalpur KW - Soil Science & Agricultural chemistry ER -