000			00580 am a2200157 a 4500
003			IARI
005			20140125153041.0
008			140125b xxu||||| |||| 00| 0 eng d
100	1		_aRao, N.N.P.
245	1		_aStudies on the effect of solar radiation intensity and sunshine hours on productivity of rice and wheat at different nitrogen levels.
300			_a75p.
502			_cIndian Agricultural Research Institute, Div. of Agricultural Physics, New Delhi. _bPh.D. _d1972
502			_gDeb. A.R.
650			_aSolar Radiation-Nitrogen Fertilizers-Rice-Wheat.
942			_2udc _cT
999			_c160787 _d160787