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Thinning Peaches and Nectarines

March 4, 2022Emmalea Garver Ernest

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu I am currently pruning in my peach orchard. This is the first step in managing the fruit load. Most years, peaches and nectarines will set many more fruit than the tree can… Continue Reading →

Fruit Crops 30:1, nectarine, peaches, stone fruit, tree fruit

Rapeseed as a Biofumigant in Orchard Sites

September 24, 2021kgyoung

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Rapeseed (Brassica napus) has been used as a biofumigant in new and replant orchard sites. It has a deep root system, is good at reducing surface compaction, scavenges significant soil nitrogen, and… Continue Reading →

Fruit Crops 29:27, 30:24, biofumigant, nematodes, tree fruit

Vole Damage to Newly Planted Orchards

September 10, 2021kgyoung

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Voles may cause extensive damage to fruit trees and orchards as a result of girdling seedlings and trees and damaging roots. Damage occurs primarily during winter when other types of food are… Continue Reading →

Fruit Crops 29:25, apple, peaches, pears, tree fruit

Bacterial Diseases in Tree Fruits

June 4, 2021kgyoung

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu This is the time of spring when we see the results from fire blight infections in pome fruits. In addition, warm weather with higher humidity and more frequent showers creates conditions that… Continue Reading →

Fruit Crops 29:11, apple, fire blight, peaches, pears, plum, tree fruit

Tree Fruit Insect Scouting

May 28, 2021cmanneri

David Owens, Extension Entomologist, owensd@udel.edu We captured our first San Jose Scale on April 28 and April 29 on pheromone traps. Sometime earlier this week, crawlers should have become active (400-450 degree days past biofix). If you have had fruit… Continue Reading →

Fruit Crops 29:10, tree fruit

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