Organic plant protection :
Organic plant protection : a comprehensive reference on controlling insects and diseases in the garden, orchard and yard without using chemicals /
edited by Roger B. Yepsen, Jr. and the ditors of Organic gardening and farming magzine.
- Emmaus, Pennsylvania : Rodale Press, c1976.
- viii, 688 p. : ill. ; 25 cm.
Includes bibliographical references and index.
0878571108 (Hb.)
Plants, Protection of.
Organic gardening. Garden pests.
SB974 / .O73 1976
Includes bibliographical references and index.
0878571108 (Hb.)
Plants, Protection of.
Organic gardening. Garden pests.
SB974 / .O73 1976