Specialty crop growers are always thinking long-term to prepare for upcoming production seasons. Insecticide resistance is a concern all growers have pertaining to specific pests. Will certain chemistries against certain insects continue to be effective years from now? Some farmers are already encountering resistance issues. Michael Hull, technical services manager at Kemin Crop Technologies, speaks with growers on this subject …
Biopesticides (Seem to) Perform Poorly Against Black Spot on Kale
From Clemson Plant Pathologist Tony Keinath in The South Carolina Grower . As part of a U.S. Department of Agriculture Organic Transitions Program grant, we tested 10 biopesticides on organic kale ‘Oldenbor’ to determine if any product controlled Alternaria leaf spot, a.k.a. black spot on kale. None look promising. No biopesticides reduced black spot on kale compared to the non-treated …
Fungal Biopesticides Useful in the Fight Against Citrus Pests
Learn more about a product that can aid in control of the Asian citrus psyllid.
Fungicide Sensitivity of Cucurbit Powdery Mildew in Charleston, SC
Clemson Plant Pathologist Tony Keinath believes Gatten, Vivando, Quintec and Procure fungicides provide the best management options for cucurbit producers managing powdery mildew. According to the The South Carolina Grower, a fungicide sensitivity bioassay was conducted between June 1 and June 10 to determine which fungicides can be used against the current outbreak of powdery mildew on squash, watermelon and …
Protecting Peppers from Bacterial Spot
By Pamela Roberts and Cami Esmel McAvoy Bell and specialty peppers, such as jalapeños, are grown throughout the United States and worldwide for the fresh market or processing. Bacterial spot, caused by three different species of Xanthomonas, is a major disease affecting all pepper types. The most commonly occurring species in the United States and Florida is Xanthomonas euvesicatoria. The …
Making Sense of Biologicals: Biologicals Meet Grower Needs
Sponsored Content The use of biological crop protection products or “biologicals” in vegetable and specialty crops is not a new idea, just one that is increasing in popularity. The name sells itself. Biologicals represent a group of products derived from living organisms. Growers utilize environmentally friendly biologicals in combination with appropriate chemical applications to provide added protection against pests, diseases …
Protecting Peppers From Anthracnose
By Pam Roberts Anthracnose is a serious disease problem that can occur throughout pepper-growing regions worldwide. Extensive outbreaks of the disease have developed on bell and other specialty peppers types, such as hot peppers. The disease is more common when both the inoculum and warm weather combined with frequent rains occur. Fruit infections cause significant losses of either mature (red, …
Managing Cucurbit Diseases
By Ernie Neff University of Florida Institute of Food and Agricultural Sciences doctoral student Andrew Shirley suggested ways to control three cucurbit diseases at Florida Ag Expo in November. Shirley is pursuing his degree at the Gulf Coast Research and Education Center, site of the Expo. He shares highlights of his presentation in an interview with Southeast AgNet’s Tacy Callies. …
Pesticide Products Registered for Use on Hemp
In December 2019, the Environmental Protection Agency (EPA) approved adding hemp to the use sites of 10 pesticides. Nine of the products are biopesticides and one is a conventional pesticide. As EPA receives additional applications to amend product labels to add use on hemp, the agency will process those applications on an ongoing basis and update this list. Biopesticides EPA Registration Number: 70310-5. Applicant: Agro Logistic …
UF/IFAS Vegetable Production Handbook Debuts at Citrus Expo
GAINESVILLE, Fla. (UF/IFAS) — Last year, the Citrus Expo event broke new ground by adding a day-long program devoted to vegetables and specialty crops, curated by experts with the University of Florida Institute of Food and Agricultural Sciences. This year, when the program returns to Citrus Expo Aug. 14-15 at the Lee County Civic Center in North Fort Myers, organizers …
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