Greenhouse Management - Greenhouse Management is the …
WEBGreenhouse Management is the leading source of business management information and industry research serving greenhouse growers in the U.S. and Canada.
Mode of Action Group 3: DMI fungicides - Greenhouse Management
WEBJune 21, 2010. The mode-of-action group 3 (demethylation inhibitors, also called sterol biosynthesis inhibitors) fungicides were first introduced in the mid 1970s and products continue to be introduced. There are over 30 active ingredients in this group with only a few currently registered for ornamentals.
A bigger & bigger circle - Greenhouse Management
WEBNov 29, 2021 · Founded in 1968 by John van Wingerden, Green Circle Growers has called Oberlin, Ohio, its home for over 50 years. Today, John’s son, CJ van Wingerden, and son-in-law, Scott Giesbrecht, run the business as co-CEOs, and they still consider Oberlin to be their home base, with their facility spanning over …
The advantages of subirrigation - Greenhouse Management
WEBFeb 28, 2019 · Instead of letting the leachate drip from the benches or ground beds into the soil, the water is collected, stored and recirculated at the next watering. Besides the benefit of reducing runoff, there are several other advantages to subirrigation: Less labor. Most of the time needed for setup and operation of an irrigation system is eliminated.
Altman’s additions - Greenhouse Management
WEBJan 24, 2020 · One of the largest-growing operations in the country, Color Spot’s remaining assets increased greenhouse space by 30% — adding an estimated 11 million square feet of greenhouse space and 1,500 acres of outdoor production. Of course, Altman had been growing steadily between acquisitions, as well. In 2018, the company added 32 acres of ...
Six poinsettia pests and how to overcome them
WEBAug 18, 2021 · Cultural: 1) remove weeds from within and around the greenhouse, 2) avoid over-fertilizing poinsettia plants with water-soluble nitrogen-based fertilizers, and 3) remove leaf debris from production areas. Scouting: 1) use yellow sticky cards to capture whitefly adults, which will help to detect early infestations, and 2) visually inspect the ...
6 common greenhouse problems & how to solve them
WEBMar 2, 2021 · Common problem No. 4: Constant mold and pest problems. Besides the overall function of the watering/fertigation system, close attention to disinfection is a major priority. Pythium and other vectors for disease can be transmitted by contaminated irrigation equipment and/or contaminated water. If growers are experiencing continued Pythium ...
The ABCs of PGRs in vegetables - Greenhouse Management
WEBGM Staff. March 10, 2015. According to our 2014 State of the Industry Report, 43 percent of growers project edibles to be the category with the biggest increase in production this year. Greenhouse Management recently spoke with T. Casey Barickman, Ph.D., about the use of plant growth regulators (PGRs) in vegetable transplant production.
Understanding the difference between water pH and alkalinity
WEBMar 7, 2011 · In general, water for irrigation should have a pH between 5.0 and 7.0. Water with a pH below 7.0 is termed “acidic” and water with a pH above 7.0 is termed “basic”. Water with a pH of 7.0 is neutral. Water alkalinity. Alkalinity is a measure of the water’s ability to neutralize acidity.
Choose the right plastic film for your needs
WEBMay 27, 2010 · The life of polyethylene film is limited due to degradation processes induced by sunlight and heat. Copolymer poly is a low-cost material that is good for one season. It is a good choice for seasonal greenhouses, overwintering structures and high tunnels. Avoid construction grade material that has less strength.
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