University of Florida offers online course for Disease Management

University of Florida Greenhouse Training Online courses  Earn CEUs with Disease Management Learn how to prevent and manage diseases in nurseries and greenhouses. Disease Management is the fifth course of the 2019 Greenhouse Online Training program offered by the University of Florida IFAS Extension. This intermediate course is designed for growers with some experience and […]

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Intensive course in Hydroponic Lettuce and Leafy Greens at University of Arizona

The Controlled Environment Agriculture Center is offering an intensive course in Hydroponic Lettuce and Leafy Greens October 5th through the 9th. Lettuces and leafy greens – we eat them every day! (or we SHOULD!) But how do we grow them sustainably with delicious flavor?  Join the Controlled Environment Agriculture Center to answer these questions and […]

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‘HVAC – Controlling the Environment to Control Plant Responses’ by Nadia Sabeh (Dr. Greenhouse)

This month’s indoor ag science café was on HVAC – heating, ventilation, and air-conditioning for indoor farms. Dr. Nadia Sabeh at Dr. Greenhouse explained basics of HVAC and introduced key parameters for plant growth, such as temperature, humidity, VPD (vapor pressure deficit), CO2 and air movement. She also reminded us that a well-designed HVAC system is […]

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Study “Costing and Profitability” with the University of Florida

University of Florida Greenhouse Training Online courses  Costing and Profitability September 2–30, 2019 Develop the skills to accurately estimate production cost and profit for your greenhouse or nursery business. Costing & Profitability is the fourth course of the 2019 Greenhouse Training Online courses program offered by the University of Florida IFAS Extension. This course is […]

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GLASE announces its 2019 webinar and technical articles series

Webinars The GLASE Webinar Series features the latest technological innovations and best practices in the controlled environment agriculture (CEA) industry providing the participants an opportunity to discover new solutions and to connect with industry experts. The webinars are free. July 25 • 2-3 p.m. EDT – REGISTER HERESupplemental greenhouse lighting during propagationPresented by Erik Runkle […]

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e-Gro Industrial Hemp Webinar Series

A webinar series focused on greenhouse-grown industrial hempWhen: Thursdays, July 18 – August 8, 2019Time: 12:30 – 2 p.m. EST Heidi Lindberg, Michigan State University ExtensionIndustrial hemp (Cannabis sativa L.) is cannabis cultivated to produce fiber, grain, biomass, or non-intoxicating medicinal compounds, such as cannabidiol (CBD).  Recently, the 2018 Farm Bill legalized the production of industrial […]

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University of Florida Greenhouse Training Course in Advanced Nutrient Management, Level 2

University of Florida Greenhouse Training Online courses  Advanced Nutrient Management Train yourself, or your staff, to make better crop management decisions by learning in depth aspects of plant nutrition management. Advanced Nutrient Management is the third course of the 2019 Greenhouse Online Training program offered by the University of Florida IFAS Extension. This course is […]

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Learn the basics of plant nutrition management at the University of Florida

University of Florida Greenhouse Training Online courses Nutrient Management 1 (Introduction) Train yourself, or your staff, to make better crop management decisions by learning the basics of plant nutrition management. Nutrient Management 1 is the second course of the 2019 Greenhouse Online Training program offered by the University of Florida IFAS Extension. This course is […]

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“Producing High Quality Microgreens under Sole-source Lighting” by Dr. Roberto Lopez (Michigan State University)

Indoor Ag Science Café in May started out with a presentation by Dr. Roberto Lopez on environmental factors affecting human-health promoting nutrients and growth of microgreens. This is an area of studies in which we expect to develop in the next few years, taking advantage of full capacities of controlled environment without being affected outdoor […]

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Environmental Uniformity and Climate Control in Plant Factory with Artificial Lighting

Environmental Uniformity and Climate Control in Plant Factory with Artificial Lighting” by Dr. Murat Kacira (University of Arizona Controlled Environment Agriculture Center). Indoor Ag Science Café in April was full of data on climate uniformity, crop productivity as well as energy use in indoor farming, presented by Dr. Murat Kacira.  Murat is a professor and the […]

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University of Florida Greenhouse 101 course begins May 27

University of Florida Greenhouse Training Online course: Greenhouse 101 Train yourself, or your staff, to make better crop management decisions by learning the underlying horticultural science of plant growth. Greenhouses 101 is the introduction to the Greenhouse Training Online courses offered by the University of Florida IFAS Extension (UF). It is designed for people with […]

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Edema of Greenhouse Tomatoes and Kale

One of the many challenges of tomato (Solanum lycopersicum L.) and kale (Brassica oleracea) greenhouse growers is the management of edema (oedema). Often described as intumescence or enations, edema is an abiotic-induced complication that develops at different levels of intensitydepending on the cultivar and, in some cases, between individual plants. Symptoms Edema is often described […]

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e-Gro: Reservoir Nutrient Solution Siphoning

Originally published on the e-Gro Blog Thu, Mar 21, 2019, created by Kellie Walters and Roberto Lopez If you are growing crops hydroponically in deep-flow or raft systems, one of the last things you want to see is an unusually low or empty tank. It is not uncommon for nutrient solution levels to be reduced […]

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Inner leaf “tip-burn” in lettuce

Published by e-Gro Not all nutritional problems are caused by supplying too much or too little of a certain nutrient. “Tip-burn” of inner leaves is a common problem in hydroponic lettuce, where the margins of the young emerging leaves develop necrosis and burn as shown in Figure 1. The necrosis is from a calcium deficiency, […]

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