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Titlebook: Ecological Methods; With Particular Refe T. R. E. Southwood Book 1978 T. R. E. Southwood 1978 biomass.biome.ecology.ecosystem.energy.fauna.

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31#
發(fā)表于 2025-3-26 22:20:12 | 只看該作者
Observational and Experimental Methods for the Estimation of Natality, Mortality and Dispersal,methods of calculation and of analysis of budgets are discussed in the next chapter, but there is no hard and fast distinction between the contents of the two chapters. As is indicated below, in the appropriate sections, ..
32#
發(fā)表于 2025-3-27 03:04:10 | 只看該作者
33#
發(fā)表于 2025-3-27 08:07:33 | 只看該作者
An Introductory Path to Quantum Theoryollected by suction apparatus or other means, the nests of vertebrates and the mud from ponds and rivers. The actual methods for obtaining the samples from these other habitats are discussed in Chapters 4 and 6.
34#
發(fā)表于 2025-3-27 10:20:43 | 只看該作者
35#
發(fā)表于 2025-3-27 13:51:13 | 只看該作者
https://doi.org/10.1007/978-3-319-92681-0methods of calculation and of analysis of budgets are discussed in the next chapter, but there is no hard and fast distinction between the contents of the two chapters. As is indicated below, in the appropriate sections, ..
36#
發(fā)表于 2025-3-27 19:08:48 | 只看該作者
37#
發(fā)表于 2025-3-28 00:13:29 | 只看該作者
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38#
發(fā)表于 2025-3-28 03:28:56 | 只看該作者
39#
發(fā)表于 2025-3-28 09:16:58 | 只看該作者
40#
發(fā)表于 2025-3-28 11:34:12 | 只看該作者
Absolute Population Estimates using Marking Techniques,may be estimated (Le Cren, 1965). This was based on the principle that if a proportion of the population was marked in some way, returned to the original population and then, after complete mixing, a second sample was taken, the number of marked individuals in the second sample would have the same r
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