Plant Pathology, Disease Control of Fruit and Vegetables

Crucifer Diseases: Xanthomonas Leaf Spot

Xanthomonas campestris pv. Armoraciae Xanthomonas leaf spot occurs on all cultivated crucifers and several wild crucifers. The major symptom is leaf spotting, but lesions can also occur on cotyledons, flower stalks, and fruit. Small leaf spots occur scattered over the leaf surface as a result of...
Lowell L. Black
AVRDC – The World Vegetable Center

Manejo Integral de Plagas del Champiñón

  En éste manual nos hemos enfocado a las plagas más importantes por su mayor potencial para reducir el rendimiento y la calidad del champiñón. El manual está pensado para los cultivadores, así como para los investigadores, tanto como una herramienta...
P. Coles
S. Fleischer
W. Barber
D. Rinker
S. Whitney
C. Keil
D. Beyer
P. Wuest
P. Romaine
The Pennsylvania State University

Mushroom Integrated Pest Management

In this handbook we have addressed the most important pest organisms with the potential to reduce mushroom yield and quality. The handbook is intended for growers, as well as researchers, as both an educational tool and a reference manual. Recommendations presented here are not intended to bind...
P. Coles
S. Fleischer
W. Barber
D. Rinker
S. Whitney
C. Keil
D. Beyer
P. Wuest
P. Romaine
The Pennsylvania State University

Tubo de Muestreo “El Chucho”

    Las dos herramientas más importantes y fundamentales para el técnico de campo son una lupa y un tubo para muestreo de suelo. Para llevar a cabo las tareas de supervisión de un cultivo en el campo se debe prestar atención al estado general del cultivo. Para...
Fundación Hondureña de Investigación Agrícola
USAID

Greenhouse IPM Manual with an Emphasis on Biocontrols

  This manual enables growers to develop a practical management strategy within the production constrains of their own greenhouses. Experience has shown that growers using IPM/biocontrol systems have been able to increase crop quality and yield. The program also reduces pesticide resistance in...
Cathy Thomas
R.A. Dunn
Gary W. Moorman
Ruth Welliver
The Pennsylvania State University

Crucifer Diseases: Black Rot

Xanthomonas campestris pv. campestris Black rot occurs on all cultivated crucifers and several wild species. Lesions typically begin at the leaf margin and progress inward forming V-shaped chlorotic lesions. With time the lesions begin to dry and become necrotic. Infection normally occurs...
Lowell L. Black
AVRDC – The World Vegetable Center

Efecto de la Erradicación de Plantas Enfermas por el PRSV-P en un Sistema de Manejo Integrado del Papayo (Carica papaya L.) en Veracruz, México

Se cuantificó el efecto de la eliminación de plantas con síntomas iniciales del virus de la mancha anular del papayo PRSV-P como un componente cultural de un sistema de manejo integrado del papayo (MIP) en Veracruz, México. El MIP incluyó barreras de maíz...
Elías Hernández
Juan Antonio Villanueva
José Antonio Mora
Raúl Mosqueda
Revista Mexicana de Fitopatología

Health Management for Citrus Orchards

In its broadest sense, "citrus health management" means managing the health of citrus trees in a way which gives a net profit by integrated measures, including Integrated Pest Management (IPM), soil and water management and cultural practices. This chapter discusses IPM measures to keep...
Citrus Production: A Manual for Asian Farmers
Food & Fertilizer Technology Center

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