One way insects communicate with individuals of the same species is with pheromones. Pheromones are volatile chemicals released by an insect that usually can be detected only by individuals of the same species. There are a number of different types of pheromones, but the most common type is the sex pheromone. Usually the females will…Read more about Pheromones and Pheromone Traps[Read More]
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Three species of seed and root maggots attack vegetables in Indiana. The seedcorn maggot feeds on seeds and seedlings of sweet corn, cucurbits, lima and snap beans, peas, and other crops. Cabbage maggots can cause serious damage to transplants of cabbage, broccoli, cauliflower, and Brussels sprouts and make the fleshy roots of radishes, turnips, and…Read more about Seed and Root Maggots[Read More]
I’m trying something new this year. I plan to tweet out what I am seeing as far as insects in fruit and vegetables as I see it, rather than waiting for the next edition of the newsletters to come out. My twitter address is “Rick Foster @PurdueFVInsect”. If you currently have a twitter account, please…Read more about Follow Me on Twitter[Read More]
Bacterial spot of tomato is one of the most serious diseases facing tomato growers in Indiana. As described at Vegetable Diseases in Greenhouses (PDF), bacterial spot is more of a problem for field tomatoes than for greenhouse tomatoes. Symptoms and management of bacterial spot are described briefly at Bacterial Spot of Tomato and Pepper (PDF). A more detailed…Read more about An Update on the Use of Copper Products for Managing Bacterial Spot of Tomato[Read More]
Over the last several years, the number of questions I have had about tomato production in high tunnels has increased dramatically. Since I am a plant pathologist, most of the questions I have been asked are about diseases of tomatoes in high tunnels. However, I also have been asked production questions. One particular question about…Read more about How Many Staked Tomatoes Should I Put in My High Tunnel?[Read More]
Read more about How Many Staked Tomatoes Should I Put in My High Tunnel?Welcome to a new year of the Vegetable Crops Hotline, Purdue Extension’s newsletter for people in the business of growing vegetables. Our goal is to provide timely information that will be useful for Indiana vegetable growers. If there is something you’d like to see included, please let us know. Frequently we include links to web…Read more about Welcome to the 2015 Vegetable Crops Hotline[Read More]
The goal of the Vegetable Crops Hotline is to provide vegetable growers with timely information that helps you to improve your vegetable production and marketing. This url tinyurl.com/lqww2lw links to a very short survey that will help us to make the Hotline more useful to you. We are especially interested in any comments you have…Read more about Readers: Help us Improve this Newsletter[Read More]
Scott Monroe, former Extension ANR Educator in Daviess County, began work in a new role on January 1 as Purdue Extension’s new Food Safety Educator. Scott grew up on a watermelon farm in southwest Indiana and has spent his entire career involved in different facets of the produce industry. He will be based at the…Read more about A Familiar Face in a New Role[Read More]
As we approach the 2015 growing season, produce food safety continues to be an important issue. This year, why not make it one of your goals to create a “culture” of food safety on your farm? Below are some things you can do to get started on that goal during the winter months:Review (or get…Read more about Produce Food Safety – Make it Cultural![Read More]
Transplant production will soon begin in earnest if not already underway. It is sensible to check the greenhouse heating system before starting production to make sure it works and won’t pollute the air in the greenhouse. This checklist for gas or propane-fire unit heaters highlights some of the major points. If you are not familiar…Read more about Greenhouse Heating Checklist[Read More]
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