嬉耍
发表于 2025-3-28 16:28:25
https://doi.org/10.1007/978-3-642-79093-5Growth Media; Hydrokultur; Hydroponics; Nährstoffe; Pflanzen; Plant nutrition; Soilless culture; agricultur
AVOW
发表于 2025-3-28 21:19:56
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令人苦恼
发表于 2025-3-29 02:21:01
Types of Hydroponics and Nomenclature,e culture, nutriculture, etc. The word hydroponics was originally used in the United States as a synonym for soilless culture. Likewise, the German Hydrokultur and the English hydroculture have been used to describe this method of farming (Steiner 1976; Jones 1983; FAO 1990).
烦忧
发表于 2025-3-29 06:48:58
Nutrients,followed by hydrogen, make up the bulk of the dry weight of plants. These elements are obtained from carbon dioxide and water. More than 50 elements have been found in various plants, compared to the total of 92 known natural elements. Plants are able to absorb in their roots many of the existing el
FEAT
发表于 2025-3-29 10:33:36
Plant Growth Effects and Plant Tests,the density of photosynthetic plants on the earth’s surface and the efficiency with which they can absorb light and photosynthesize throughout all the seasons. In contrast, a highly efficient C. plant, such as corn, may utilize 5% of incident radiant energy during its most rapid period of growth.
真实的人
发表于 2025-3-29 12:55:06
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破译密码
发表于 2025-3-29 15:49:30
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BILK
发表于 2025-3-29 23:15:39
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生气地
发表于 2025-3-30 02:58:02
Book 1995h media, optimal root environment, environmental control, carbon dioxide requirements, saline conditions and use of sewage in soilless culture. Other topics include economic aspects of hydroponics, new growth methods and an outlook for the future.
跑过
发表于 2025-3-30 06:38:21
0172-4207 lant growth media, optimal root environment, environmental control, carbon dioxide requirements, saline conditions and use of sewage in soilless culture. Other topics include economic aspects of hydroponics, new growth methods and an outlook for the future.978-3-642-79095-9978-3-642-79093-5Series ISSN 0172-4207