TY - BOOK AU - Yadav, Koushal Kishor AU - Guide: tiwari, K.L. TI - Evaluation of extra early rice (Oryza sativa L.) varieties to different levels of nitrogen under direct seeded upland conditions U1 - 633 PY - 1995/// CY - Rewa PB - Department of Agronomy KW - AGRONOMY ER -