@book{42599,
	author = {International Development Research Centre and Singh, Gajendra and International Development Research Centre},
	title = {Extension of AIT-IDRC jab seeder in Thailand :},
	publisher = {Division of Agricultural and Food Engineering, Asian Institute of Technology,},
	year = {1991},
	series = {Research report ;},
	address = {Bangkok :},
	note = {Submitted to the International Development Research Centre (IDRC, Canada)}
}