On-farm testing of improved Vertisol management technology at Begumganj in Raisen district of Madhya PradeshR DSangleauthorDSharmaauthorMadhya Pradesh, the heartland of India, is endowed with 7 million hectares of deep vertisols out of a total of 12 million hectares located in the dependable high rainfall (750 mm and above) region of the country (Fig. 1) (Ryan et al. 1982). The available soil moisture and the distribution of the evapotranspirational demands in this region in contrast with the vertisol areas of the peninsular India...ChickpeaPigeonpeaSorghum1985ICRISATMonograph