@book{43466,
	author = { Khan, M. Shahabuddin},
	title = {Effect of alternate tillage practices on soil physical properties and crop production under rice-wheat cropping sequence of Bangladesh /},
	publisher = {University of Dhaka, },
	year = {1996.},
	address = {Dhaka :},
	note = {Thesis (PhD )--Department of Soil, Water & Environment,  University of Dhaka, 1996.}
}