?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Foar.icrisat.org%2F3773%2F&rft.title=Spatial+Distribution+of+Rainy+Season+Fallows+in+Madhya+Pradesh%3A+Potential+for+Increasing+Productivity+and+Minimizing+Land+Degradation.Global+Theme+3%3A+Water%2C+Soil%2C+and+Agrobiodiversity+Management+for+Ecosystem+Health+Report+no.+3%0D%0A%0D%0A&rft.creator=Wani%2C+S+P&rft.creator=Dwivedi%2C+R+S&rft.creator=Ramana%2C+K+V&rft.creator=Vadivelu%2C+A&rft.creator=Navalgund%2C+R+R&rft.creator=Pande%2C+A+B&rft.subject=Land+Degradation&rft.subject=Agriculture-Farming%2C+Production%2C+Technology%2C+Economics&rft.description=+++++++Madhya+Pradesh+in+Central+India+is+endowed+with+Vertisols+and+associated+soils+along+with+assured+rainfall%0D%0A(700%E2%80%931200+mm+yr-1).+The+Vertisols+contain+high+(40%E2%80%9360%25)+montmorillintic+clay+and+exhibit+typical+swelling+and%0D%0Ashrinking+characteristics+under+moist+and+dry+conditions.+Vertisols+have+poor+hydraulic+conductivity+and+conse-%0D%0Aquently%2C+are+frequently+poorly+drained.+Traditionally+farmers+grow+a+secured+postrainy+season+crop+on+stored+soil%0D%0Amoisture+and+keep+the+fields+fallow+during+rainy+season.+The+most+dense+region+of+rainy+season+fallowing+in+semi-%0D%0Aarid+tropical+India+covers+areas+endowed+with+Vertisols.%0D%0A+++++++++++Realizing+the+potential+of+Vertisols+in+supporting+a+short-duration+crop+during+rainy+season%2C+which%0D%0Aotherwise+is+left+fallow%2C+a+pilot+study+was+taken+up+by+ICRISAT+to+delineate+the+rainy+season+(kharif)+fallows+in%0D%0AMadhya+Pradesh.+The+Indian+Remote+Sensing+Satellite+(IRS-IC%2F-ID%2F-P3)+Wide+Field+Sensor+(WiFS)+data+acquired%0D%0Aduring+peak+kharif%2C+post-kharif%2C+and+mid-rabi+cropping+season+was+used.+The+analytical+approach+employed%0D%0Ainvolves+geo-referencing+and+radiometric+normalization+of+multi-temporal+WiFS+data%2C+and+delineation+of+kharif%0D%0Afallows+in+a+Silicon+Graphic+Work+Station+using+ERDAS%2FIMAGINE+software+and%0D%0Aa+per-pixel+Gaussian+maximum+likelihood+algorithm+and+limited+field+check.+While+mid-kharif+and+post-kharif%0D%0Aseason+WiFS+data+enabled+detection+of+lands+that+remain+fallow+during+kharif+season%2C+mid-rabi+season+WiFS+data%0D%0Aallowed+further+verification+of+the+delineation+since+such+lands+have+been+found+supporting+mostly+wheat+crop%0D%0Aduring+rabi+season.+An+estimated+area+of+2.02+million+ha%2C+accounting+for+6.57%25+of+the+total+area+of+the+state+is%0D%0Alying+fallow.+Utilization+of+kharif+fallows+for+short-duration+pulse+crops+like+soybean+may+help+not+only+to+boost%0D%0Aagriculture+production+but+also+to+improve+the+sustainability+of+the+agro-ecosystem+and+minimize+land+degrada-%0D%0Ation.%0D%0A&rft.publisher=International+Crops+Research+Institute+for+the+Semi-Arid+Tropics+&rft.date=2002&rft.type=Monograph&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Foar.icrisat.org%2F3773%2F1%2F502-2002.pdf&rft.identifier=++Wani%2C+S+P+and+Dwivedi%2C+R+S+and+Ramana%2C+K+V+and+Vadivelu%2C+A+and+Navalgund%2C+R+R+and+Pande%2C+A+B++(2002)+Spatial+Distribution+of+Rainy+Season+Fallows+in+Madhya+Pradesh%3A+Potential+for+Increasing+Productivity+and+Minimizing+Land+Degradation.Global+Theme+3%3A+Water%2C+Soil%2C+and+Agrobiodiversity+Management+for+Ecosystem+Health+Report+no.+3.++Monograph.+International+Crops+Research+Institute+for+the+Semi-Arid+Tropics+%2C+Patancheru%2C+Andhra+Pradesh%2C+India.+++++