Environmentally sound agriculture : selected papers from the Fourth International Conference of the International Federation of Organic Agriculture Movements, Cambridge, Massachusetts, August 18 to 20, 1982 / edited by William Lockeretz. - New York, NY, USA Praeger 1983 - 426 p. il. 25 cm.

Includes bibliographies and index.

0030628636


Lockeretz, William


Agricultural conservation----Congresses
Agricultural ecology--Congresses
Organic farming--Congresses

S604.5 E58

Con tecnología Koha