P. L. Shaffer

SHAFFER, P. L. (1983). PREDICTION OF VARIATION IN DEVELOPMENT PERIOD OF INSECTS AND MITES REARED AT CONSTANT TEMPERATURES. ENVIRONMENTAL ENTOMOLOGY, 12(4), 1012–1019. https://doi.org/10.1093/ee/12.4.1012

SHAFFER, P. L., & ROCK, G. C. (1983). TUFTED APPLE BUDMOTH (LEPIDOPTERA, TORTRICIDAE) - EFFECTS OF CONSTANT DAYLENGTHS AND TEMPERATURES ON LARVAL GROWTH-RATE AND DETERMINATION OF LARVAL-PUPAL ECDYSIS. ENVIRONMENTAL ENTOMOLOGY, 12(1), 76–80. https://doi.org/10.1093/ee/12.1.76