Evaluation of the PFD model and PFD-FAD for timing of fungicide applications for postbloom fruit drop of citrus in Brazil Peres, N.A.R.; Souza, N.L.; Furtado, E.L.; Timmer, L.W. Phytopathology 93(6 Suppl): S70-S71 2003 0031-949X https://eurekamag.com/research/034/884/034884843.php