?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Foar.icrisat.org%2F7755%2F&rft.title=Conservation-effective+farming+systems+for+the+semi-arid+tropics&rft.creator=El-Swaify%2C+S+A&rft.subject=Others&rft.description=Soil+losses+by+erosion+and+water+losses+as+uncontrolled+runoff+have+clear+and+immediate+impacts+on+farm+productivity.+The+interrelationships+between+erosional+losses+and+productivity+are+consistent+and+quantitatively+predictable...&rft.publisher=ICRISAT&rft.date=1983&rft.type=Monograph&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Foar.icrisat.org%2F7755%2F1%2FRP%252002042.pdf&rft.identifier=++El-Swaify%2C+S+A++(1983)+Conservation-effective+farming+systems+for+the+semi-arid+tropics.++Documentation.+ICRISAT%2C+Hyderabad.+++++