埋伏
发表于 2025-3-23 11:24:03
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Default
发表于 2025-3-23 14:53:53
Jürgen Freyschmidt,Helmut OstertagGardens, England in 1978, but has been up-dated. The second (2) is the culmination of over forty years of work, principally on root nodules and their endosymbiotic rhizobia but including also many other fascinating attributes of legumes.
帽子
发表于 2025-3-23 19:36:45
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dainty
发表于 2025-3-24 01:47:56
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Banister
发表于 2025-3-24 06:12:01
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abracadabra
发表于 2025-3-24 07:09:30
Taxonomy and distribution of non-legume nitrogen-fixing systems,een with the former that the author’s main research interest has lain, but also for the reason that of the various systems to be considered in the chapter, the nitrogen fixation associated with .-type nodules seems to offer the best prospects for exploitation.
尖
发表于 2025-3-24 14:26:35
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温室
发表于 2025-3-24 16:33:09
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Exploit
发表于 2025-3-24 22:50:27
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obligation
发表于 2025-3-25 02:34:06
Knochenzemente für die EndoprothetikNitrogen is quite often a growth-limiting factor in both temperate and boreal forests, as is shown by the usually rapid response of trees to nitrogen fertilization. The total amount of nitrogen in most forest soils, however, is quite high. The limiting factor usually is not the amount of nitrogen but its availability to the trees.