Sustainable soils :
WOLF, Benjamin
Sustainable soils : the place of organic matter in sustaining soils and their productivity Benjamin Wolf and George H. Snyder - New York Food Products Press 2003 - 352 p.
Includes bibliographical references and index
9781560229179
Humus
Conservation tillage
Sustainable soils : the place of organic matter in sustaining soils and their productivity Benjamin Wolf and George H. Snyder - New York Food Products Press 2003 - 352 p.
Includes bibliographical references and index
9781560229179
Humus
Conservation tillage