Diseases

Crop Protection Reference "Greenbook": Online version of popular pesticide reference.

Maize Diseases: A Reference Source for Seed Technologists: American Phytopathological Society Press; This reference can be ordered on-line.; A database on all diseases of maize (corn) caused by fungi, bacteria, mycoplasmas, spiroplasmas, and viruses.

Compendium of Corn Diseases, Third Edition: American Phytopathological Society Press; This reference can be ordered on-line.; A valuable resource for identifying and controlling diseases and disorders of corn.

Diseases of Cereal Grains: American Phytopathological Society Press; This reference can be ordered on-line.; A compilation of 712 color images of Barley, Corn, Sorghum, Rice, and Wheat.

Maize Diseases: A Guide for Field Identification: CIMMYT: International Maize and Wheat Improvement Center; This popular booklet, already in its fourth edition, is designed as a quick guide for identifying maize diseases. It is intended for field use by agricultural technicians and maize producers, and the taxonomic short forms of the various pathogens are deemed to be appropriate and adequate. The document can be freely downloaded from the CIMMYT website.

Purdue Field Crops IPM: Purdue Univ.; Web site for Purdue's Field Crops IPM Program, featuring pest management information about corn, soybean, alfalfa, and small grains pests (insects, nematodes, diseases, weeds, and vertebrate).

Crop Diseases in Corn, Soybean, and Wheat: Purdue Univ.; A pictorial guide to these agronomic crop diseases, including the pathogen or causal agent, symptoms, conditions, inoculum survival, inoculum dispersal, and management options.

IPM Images: Univ. of Georgia; The overall objective of IPMImages.org is to provide an accessible and easily used archive of high quality images related to agriculture and pest management, with particular emphasis on educational applications.

Illinois Integrated Pest Management: Univ. of Illinois; The University of Illinois Integrated Pest Management web site contains information designed to inform and encourage the adoption of IPM practices in field crops.

Daily Pest Degree-Day Accumulations: Univ. of Illinois; Computer algorithms have been developed for tracking 30 agricultural pests.

Corn Diseases: Iowa State Univ.; This is the online version of the Iowa State University Extension publication, Corn Diseases, Pm-596.

Corn Disease Information: Iowa State Univ.; A compilation of newsletter articles and Extension publications on important corn diseases.

Iowa State Univ. Plant Diseases Image Gallery: Iowa State Univ.; An excellent collection of images related to an assortment of crop diseases.

Plant Disease Management Articles: Iowa State Univ.; A categorized index of plant disease articles written for the Iowa Integrated Crop Management Newsletter.