TY - RPRT TI - Species abundance and potential biological control services in shade vs. sun coffee in Puerto Rico AU - Rena R. Borkhataria AU - Jaime A. Collazo AU - Martha J. Groom PY - 2012 DO - 10.1016/j.agee.2012.01.025 UR - https://pubs.usgs.gov/publication/70192534 ID - 70192534 ER -