Organic materials and soil productivity /
Organic materials and soil productivity /
by W. Flaig ... [et al.].
- Rome : Food and Agriculture Organization of the United Nations, 1977.
- vi, 119 p. : ill. ; 28 cm.
- FAO soils bulletin ; 35 .
- Soils bulletin ; 35. .
Bibliography: p. 101-119.
Includes bibliographical references (p. 101-119).
9251005109 9789251005101
Humus.
Organic fertilizers.
Soil fertility.
Soil productivity.
Bibliography: p. 101-119.
Includes bibliographical references (p. 101-119).
9251005109 9789251005101
Humus.
Organic fertilizers.
Soil fertility.
Soil productivity.