Sustainable dryland cropping in relation to soil productivity /
Pearson, C. J.
Norman, D. W.(David W.)
Dixon, J.
Food and Agriculture Organization of the United Nations.
Rome : Food and Agriculture Organization of the United Nations,
1995.
"M-53"--T.p. verso.
Includes bibliographical references (p. 129-143).
Dry farming.
Soil productivity.