na INLIS000000000012035 Ind 0010-1118012035 Adoption of contour hedgerows by upland farmers in the Philippines: an economics analysis LAPAR, Ma Lucila A. Ma Lucila A. Lapar; Sushil Pandey; Herman Waibel Makati City IRRI 1999 42 p. : ill. ; 29 cm.-- 42 p. : ill. ; 29 cm.-- ISBN 971-22-0126-0 Sr. Bibl.: p. 34-37 631.58(914) ALLEY CROPPING INNOVATION ADOPTION PHILIPPINES 799/MS/2000-mfn13822 799/MS/2000-mfn34846