Barrion, A.T.Litsinger, J.A.2025-11-192025-11-19B. Merle Shepard, A. T. Barrion, J. A. Litsinger. (16/1/1987). Friends of the Rice Farmers: Helpful insects, spiders, and pathogens. Manila, Philippines: International Rice Research Institute (IRRI).https://hdl.handle.net/20.500.11766/70218This booklet illustrates representative examples of some of the more common species of predators, parasites, and diseases of insect pests of rice.PDFCopyrighted; Non-commercial educational use onlyhelpful insectsManualOpen access