引起痛苦
发表于 2025-3-28 16:04:07
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爱花花儿愤怒
发表于 2025-3-28 20:27:38
Materials for loamless mixes,r material is usually determined by its availability, cost and local experience of its use. In northwest Europe peat is the material most widely used in loamless mixes, and in the . bark, vermiculite and perlite are also extensively used.
画布
发表于 2025-3-29 00:18:52
Plant containers, modules and blocks,d media without a container, these are known as peat or soil blocks. It is not intended to discuss the merits of each container, only the physical and chemical interactions that occur between the container and the media which affect plant growth. The literature relating to container type has been reviewed (Bunt 1960).
WAIL
发表于 2025-3-29 06:14:29
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CLAP
发表于 2025-3-29 07:57:39
https://doi.org/10.1007/978-94-011-7904-1atmosphere; carbon; development; growth; nitrogen; nutrition; paper; plants; quality; soil; water
Glucocorticoids
发表于 2025-3-29 12:16:39
Book 1988t transmission, fully automatic heating and ventilating systems, carbon dioxide enrichment of the atmosphere, controlled photoperiods using automatic blackouts and incandescent lamps which enable plants such as chrysanthemum to be flowered at any time of the year, mist propagation techniques, chemic
ZEST
发表于 2025-3-29 16:07:38
mum light transmission, fully automatic heating and ventilating systems, carbon dioxide enrichment of the atmosphere, controlled photoperiods using automatic blackouts and incandescent lamps which enable plants such as chrysanthemum to be flowered at any time of the year, mist propagation techniqu
痛打
发表于 2025-3-29 22:37:31
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不爱防注射
发表于 2025-3-30 02:35:17
Irrigation systems, of proprietary equipment, but rather to discuss the general principles and characteristics of each system in so far as they interact with the media and affect nutrition and management. Irrigation systems can be classified into four groups:
聋子
发表于 2025-3-30 04:13:37
John Innes composts, walnut size pieces, which formed the basis of the composts, a wide range of other materials was used, including mortar rubble, crushed brick, burnt clay, charcoal, well-rotted animal manure, spent hops, leaf mould, etc., and fertilizers such as bone meal, steamed bone flour, flue dust, bonfire ashes, etc.