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Photo by M. Seetin.
Pollinators and Pesticide Sprays during Bloom in Fruit Plantings - Articles Articles

Pollinators and Pesticide Sprays during Bloom in Fruit Plantings

Dave Biddinger, Ph.D., Kathy Demchak, Ed Rajotte, Ph.D., Tara Baugher

Use of pesticides during bloom is a complicated problem with the solutions relying on understanding the detailed relationships among chemicals, pollinators and pest management needs. More
Source: Mary Ann Hansen, Virginia Polytechnic Institute and State University, Bugwood.org
Bramble Disease - Spur Blight - Articles Articles
Red and purple raspberries are more affected by spur blight, Didymella applanata, than black raspberries. Blackberries appear to be immune. More
Source: André Bolay, St. Fédér. de Recherches Agronomiques de Changins, Bugwood.org
Raspberry Disease - Phytophthora Root Rot - Articles Articles
Phytophthora root rot, Phytophthora species, is now regarded as a major cause of declining red raspberry plantings. More
Source: B. Martin. USDA-ARS Horticulture Crops Research Unit
Bramble Disease - Leaf Curl Virus - Articles Articles
Raspberries are affected more severely by leaf curl than are blackberries. More
Source: K. Demchak.
Bramble Disease - Crumbly Berry - Articles Articles
Crumbly berry, also called raspberry bushy dwarf, is the most common bramble virus in the Mid-Atlantic region. It is caused by the tomato ringspot virus. More
Eric Coombs, Oregon Department of Agriculture, Bugwood.org
Raspberry Diseases - Crown Gall and Cane Gall - Articles Articles
Crown gall, Agrobacterium tumifaciens, and cane gall, Agrobacterium rubi, are bacterial diseases that seriously limit raspberry production in Pennsylvania. More
stem canker (Leptosphaeria coniothyrium). Photo: Florida Division of Plant Industry , Florida Department of Agriculture and Consumer Services, Bugwood.org
Bramble Disease - Cane Blight - Articles Articles
Cane blight is caused by the fungus Leptosphaeria coniothyrium, which also causes a canker on roses and a fruit rot of apple and pear. More
Photo by Kathy Demchak.
Raspberry Disease - Anthracnose - Articles Articles
Anthracnose, commonly called "cane spot" or "gray bark," occurs in several species of Rubus. More
'Abion' strawberries and 'Polka' (left) and 'Josephine' raspberries (right) at Penn State's High Tunnel facility.
Growing Raspberries and Strawberries in Containers - Articles Articles
Specialty Crop Research Initiative (SCRI) High and Low Tunnel Berry Project Update #1—information on growing strawberries and raspberries in containers. More
Spotted Wing Drosophila, Part 3: Monitoring
Spotted Wing Drosophila, Part 3: Monitoring - Articles Articles
This article explains how to monitor for spotted wing drosophila, an invasive vinegar (fruit) fly first detected in Pennsylvania in 2011, using traps. More
Small Striped Bee (Halictus). Photo USGS Bee Inventory.
What Can We Do to Encourage Native Bees? - Articles Articles

What Can We Do to Encourage Native Bees?

Christina Grozinger, Ph.D., Shelby Fleischer, Ph.D., Tianna DuPont

Pollinators need a diverse, abundant food source and a place to build their nests and rear their young. If we keep these two elements in mind we can encourage native bee populations. More
Varroa mite parasitizing bee. Thought to be one of the major factors contributing to hive losses. Photo Alex Wild.
Pollinator Declines - Articles Articles

Pollinator Declines

Christina Grozinger, Ph.D., Shelby Fleischer, Ph.D., Tianna DuPont

Domestic honey bees hives are down by 59% compared to 60 years ago with rapid declines over the last forty years. The populations of some native bee species may also be declining. More
Figure 1
Spotted Wing Drosophila, Part 2: Natural History - Articles Articles
This article provides information on the environmental, host plant, and feeding preferences and life cycle of the spotted wing drosophila. More
Figure 1. SWD “sting” on a ripe sweet cherry. Image: University of California Statewide IPM Program, taken by Larry L. Strand.
Fruit IPM - Spotted Wing Drosophila Fruit Monitoring - Articles Articles

Fruit IPM - Spotted Wing Drosophila Fruit Monitoring

Kathy Demchak, Kelly Hamby, Bryan Butler, Neelendra Joshi

Spotted wing drosophila (SWD), Drosophila suzukii, continues to be a problem for growers of soft-skinned fruit such as blackberry, blueberry, cherry (sweet and tart), and raspberry (black and red). More