00000cam a22000004a 4500 UP-8027390931316075316 Buklod 20071106063802.0 a r |||| u| ta 041025s xx |||| r |||| u| d 9715049524 (iLib)UPMIN-00000009550 S605.5 S83 631.5/8 S605.5O67 S26 Sangatanan, Pedro D. Organic farming Pedro D. Sangatanan, Rone L. Sangatanan. Quezon City, Phils. 3M Books, Inc. (1989) 277 p. ill. 22 cm. Includes bibliographical references. Organic farming. Sangatanan, Rone L. joint author. Organic gardening and farming. UPMIN UPMIN-MAIN S605.5O67 S26 1989 Book