后退
发表于 2025-3-25 04:14:45
Haiyan Huter in that area at any given time (e.g. Barnard 1980b). In the last chapter, we saw that gulls and plovers prefer to feed in old pasture, where earthworms are most abundant. Choice of field on the basis of worm availability is a response to patchiness at one level. As we have seen, however, differe
粘土
发表于 2025-3-25 09:02:09
Haiyan Hused pinheads were measured after every monsoon for 2 years and volume loss were calculated from these basins for two time periods that yielded the soil loss of 0.76 kg/m./year from sample basin 1 and 1.79 kg/m./year for sample basin 2 during the monitoring period. The third experiment was rainfall s
Diluge
发表于 2025-3-25 13:09:38
Haiyan Hugern wird bei diesem Verfahren, das bei 110…150°C vor sich geht, erreicht, daß das Vulkanisationsprodukt sich nicht mehr in den genannten LÖsungsmitteln lÖst, sondern nur noch quillt, daß die Beständigkeit gegen hÖhere und tiefere Temperaturen verbessert wird und daß es nicht mehr thermoplastisch is
creatine-kinase
发表于 2025-3-25 18:29:19
d scholarly institutions in Kuwait. This collaborative research and education project known as the first MIT-Kuwait Signature Project (SP1) on “Sustainability of Kuwait’s Built Environment” was sponsored by the KFAS through the Kuwait-MIT Center for Natural Resources and the Environment at MIT. The
ARM
发表于 2025-3-25 22:46:52
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连锁
发表于 2025-3-26 01:41:07
Haiyan Hu her house at Leicester … and thus I am a Teague, or an Irishman, or what people please, although the best part of my life was in England” (. 4: 229). The author of . was born November 30, 1667, in Hoey’s Court, a street in a fashionable part of Dublin. Six months earlier, his father, also named Jon
comely
发表于 2025-3-26 08:22:22
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wall-stress
发表于 2025-3-26 12:18:15
Haiyan Hual heterogeneities in an otherwise continuous distribution, such as the occurrence of earthworms in a field. Whichever form it takes, patchiness in food resources has important consequences for the foraging strategies we should expect predators to adopt (e.g. Pyke .. 1977, Krebs 1978, 1979, Krebs an
LUDE
发表于 2025-3-26 14:30:37
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心胸开阔
发表于 2025-3-26 19:33:24
Haiyan Huder der Rohgummi, der auf den Gummiplantagen oder auch in den Urwäldern aus dem Latex genannten Kautschukmilchsaft bestimmter Bäume in Form von Fellen gewonnen wird. Kautschuk ist für technische Zwecke jedoch unbrauchbar. Er ist in den verschiedensten LÖsungsmitteln (aliphatische, aromatische und ch