Chapter 18 Simeon Leach. 1981. Environmental control of plant pathogens using avoidance. Pages 347-355. In: David Pimentel (editor). CRC Handbook of Pest Management in Agriculture. Volume 1, Boca Raton, Florida: CRC Press, 597 pages.

Keywords: site selection, timing of planting, water management, trap crops, harvesting and storage management, Verticillium albo-atrum wilt, Fusarium, Phytophthora fragariae, Cronartium ribicola, Phymatotrichum omnivorum, Venturia inaequalis, bean anthracnose Colletotrichum lindemuthianum, angular leaf spot Pseudomonas lachrymans, black leg Phoma lingam, bunt Tilletia caries, Cercosporella

foot rot Cercosporella herpotrichoides, Pythium damping off, Rhizoctonia, golden nematode Heterodera schachtii, root-knot nematode Meloidogyne sp., club root Plasmodiophora brassica, silver scurf Helminthosporium solani, white mold Whetzelinia sclerotiorum, common scab Streptomyces scabies, Fusarium diseases of cereals, potato late blight Phythphora infestans, wheat stem rust Puccinia graminis, Alternaria leaf spot, Botrytis blights, gray mold rot Botrytis ceneria of apple, bacterial wilt Erwinia tracheiphila of cucumber, curly top of sugar beets, Pythium water rot, fruit rot Rhizopus nigricans of strawberry