Plant Pathology, Disease Control of Fruit and Vegetables

Bacterial Soft Rot

Erwinia carotovora subspecies carotovora, atroseptica and chrysanthemi   Soft rot occurs on all crucifer crops, but it is particularly damaging to Chinese cabbage and common cabbage. Infected plant tissues first develop a water-soaked lesion that enlarges rapidly in diameter and depth. The...
Lowell L. Black
AVRDC – The World Vegetable Center

Pest control in grapes

Grapevines require annual pruning to remain productive and manageable and to achieve consistent yields. Dormant vines are pruned in early spring to adjust pruning severity to account for midwinter cold injury. Growers control production by pruning to achieve consistent yields. Grapevines can...
Bruce Bordelon
Cheri Janssen
Fred Whitford
Purdue University Cooperative Extension Service

Integrated Disease Management for Vegetable Crops in Florida

A successful disease control program depends on a crop production system, which closely aligns with the goals of pest management. One must start with the selection of appropriate varieties, an irrigation system that minimizes leaf wetness, a fertilizer program that results in optimal plant growth...
Mathews Paret
Nick Dufault
Tim Momol
Jim Marois
Steve Olson
University of Florida, IFAS

Pest control in tomatoes for processing

Processed tomato products fall into two categories: high value products and soft products. High value includes whole peel products such as whole tomatoes, diced tomatoes, and salsa. Ketchup, sauces, and juice are considered soft products. Tomatoes used for high value products receive higher market...
Cheri Janssen
Steve Smith
Rick Foster
Richard Latin
Stephen Weller
Fred Whitford
Purdue University Cooperative Extension Service

Plagas y enfermedades del tomate: guía de identificación y manejo

  El manejo integrado de plagas (MIP) permite al productor el acceso a mercados de exportación que exigen la calidad fitosanitaria. Dicho manejo incluye distintas estrategias de control biológico, químico, cultural y mecánico. Para adoptar estas medidas con la...
Productores de Hortalizas
Productores de Hortalizas

Spray Recommendations for Downy Mildew

Spray recommendations for Downy Mildew on the following crops: Cucumber Zucchini Squash Pumpkin Melon Gourds
Mary K. Hausbeck
Michigan State University

Major Diseases of Citrus in Asia

Citrus greening is one of the most devastating diseases of citrus in Asia. Citrus greening was first identified in South Africa fifty years ago. It is now found all over the tropical and subtropical countries of Asia. In the Philippines, citrus greening is the main reason why citrus production...
Citrus Production: A Manual for Asian Farmers
Food & Fertilizer Technology Center

Soil Solarization for the Control of Nematodes and Soilborne Diseases

Effective control of plant parasitic nematodes, soilborne plant pathogens, and some weed pests is a serious challenge for farmers and home gardeners. Soil solarization is a simple, safe, and effective alternative to the toxic, costly soil pesticides and the lengthy crop rotations now needed to...
Austin K. Hagan
William S. Gazaway
Alabama Cooperative Extension System

Pest Control in Indiana Cantaloupe Production

Like any crop, cantaloupes compete with weeds and are threatened by insect and disease pests. Melon growers rely on herbicides, insecticides, and fungicides to control pests. Growers rank diseases as their primary concern. Insect and weed pests are significant, but pose less of a threat. Some...
Fred Whitford
Dan Egel
Richard Latin
Rick Foster
Steve Weller
Ralph Gann
Purdue University Cooperative Extension Service

Angular Leaf Spot of Strawberries

Angular leaf spot (ALS) is a bacterial disease caused by Xanthomonas fragariae, a pathogen highly specific to both the wild and the cultivated strawberry, Fragaria x ananassa. ALS is an important disease on winter-produced strawberries worldwide, and it is considered a quarantine disease by the...
Natalia A. Peres
University of Florida, IFAS