Greenhouses Mist Propagation Systems and Humidity Chambers for the Nursery and Greenhouse英文电子书.pdf

Oklahoma Cooperative Extension Service F-6708 Mist Propagation Systems and Humidity Chambers for the Nursery and Greenhouse Michael A. Schnelle Associate Professor Extension Oklahoma Cooperative Extension Fact Sheets Ornamentals/Floriculture Specialist are also available on our website at: Janet C. Cole Associate Professor Omamental Horticulture John M. Dole Associate Professor Algae can become a problem in areas which remain wet Floriculture most of the time. If algae does cause a problem, chemicals injected through the water system can be used for control. Misting is a technique for minimizing plant moisture loss by controlled periodic wetting of the foliage of cuttings which are Mist Propagation Bench being rooted. This technique is helpful for rooting leafy cuttings; Mist propagation is most commonly achieved by adapt- however, succulent plants are usually not placed under mist. ing a bench for the propagation area (Figure 1) or by using Constant misting has been successful with a few plants, but a ground bed. Since the area will be kept wet constantly, the results are generally better with intermittent misting. Constant bottom and sides should be of a material that is highly resistant misting wastes water, leaches nutrients from the leaves, a