Plant Pathology, Disease Control of Fruit and Vegetables

Managing the almond and stone fruit replant disease complex with less soil fumigant

As much as one-third of California's almond and stone fruit acreage is infested with potentially debilitating plant parasitic nematodes, and even more of the land is impacted by Prunus replant disease (PRD), a poorly understood soilborne disease complex that suppresses early growth and...
Greg T. Browne
Bruce D. Lampinen
Brent A. Holtz
David A. Doll
Shrinivasa K. Upadhyaya
Leigh S. Schmidt
Ravindra G. Bhat
Vasu Udompetaikul
Robert W. Coates
Bradley D. Hanson
Karen M. Klonsky
Suduan Gao
Dong Wang
Matt Gillis
James S. Gerik
R. Scott Johnson
California Agriculture

2015 Midwest Tree Fruit Spray Guide

  Revised annually, this guide provides spraying schedules for insect and disease pests of apple, pear, cherry, peach and plum trees. You will find safety tips, hints for figuring chemical application rates, and discussions about most pests that attack Missouri fruit trees. The guide's...
University of Arkansas
University of Illinois Extension
Purdue Extension
Iowa State University Extension and Outreach
Kansas State University Agricultural Experiment
University of Kentucky Cooperative Extension Service
University of Missouri and Missouri State University
Ohio State University Extension
University of Wisconsin Cooperative Extension Service
Midwest Fruit Workers Group

Organic Vegetable IPM Guide

Interest in nonchemical pest control has increased over the past several years. To some people, this means the same as “organic farming,” which implies nature’s way. But in this publication, we talk about controlling pests without chemicals, or at least fewer chemicals. This...
Rick Snyder
Blake Layton
David Ingram
Pat Harris
James H. Jarratt
Frank Killebrew
John D. Byrd
Mississippi State University

Bean disease and pest identification and management

The production of the common bean ( Phaseolus vulgaris L ) is influenced by many biotic and abiotic factors that interact during its growing cycle. Diseases are some of the major biotic factors affecting bean production. Most of the organisms causing these diseases are seed-borne arising from...
Robin Buruchara
Clare Mukankusi
Kwasi Ampofo
International Centre for Tropical Agriculture (CIAT)

Southeastern U.S. Vegetable Crop Handbook

  This handbook is comprised of up-to-the-minute, research-based information developed from research and Extension projects conducted throughout the Southeastern United States. The key idea behind this handbook is to provide you with a practical, single source resource that conveniently fits...
Southeastern Vegetable Extension Workers (SEVEW) Group
Southeastern Vegetable Extension Workers (SEVEW) Group

Guide to Seed Potato Diseases, Pests and Defects

  Seed potato certification is the process of assuring the quality of seed potatoes being marketed, usually done nationally according to regulated standards. Planting healthy seed potatoes is a key factor in maximizing the production of usable potatoes for consumption or processing. The United...
Agricultural Standards Unit UNECE
United Nations Economic Commission for Europe

Grape Powdery Mildew

Powdery mildew, caused by the fungus Erysiphe necator (syn. Uncinula necator), is one of the most prevalent and easily recognized plant diseases afflicting grape vines in New Mexico. It appears as a dusty white-gray or greenish-white coating on leaf surfaces or other above-ground plant parts. The...
Bernd Maier
Natalie Goldberg
New Mexico State University

Apple Diseases Identification Sheet

Contents Symptoms Apple Scab Fire Blight Cedar Apple Rust The Summer Rots Sooty Blotch and Fly Speck Key Low-Spray and Organic Solutions  
ATTRA Specialists
ATTRA

Late blight: Action plan for an effective response to a global threat

In the context of global poverty and food security, two sister crops, potato and tomato, play an important and increasing role in alleviating human suffering. However, production of each crop is limited by the disease “late blight” caused by the virtually ubiquitous and highly...
Greg Forbes
International Potato Center CIP

Development of virulence to Meloidogyne incognita on resistant pepper rootstocks

The root-knot nematode (RKN) Meloidogyne incognita is a major soil parasite of pepper crops in greenhouses in Southeast Spain. Due to the limitations of the use of soil fumigants, grafting plants on resistant rootstocks (R-rootstocks) has become an important alternative to chemical nematicides....
C. Ros Ibáñez
Lee Robertson
Maria del Carmen Martinez-Lluch
Ana Cano-García
Alfredo Lacasa-Plasencia
Spanish Journal of Agricultural Research