metropolitan
发表于 2025-3-23 13:43:26
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保守党
发表于 2025-3-23 14:30:43
Evaluation of Physical and Biological Components,man has, until recently, been unable to foresee — far less to assess and take account of — the impact of his actions on his wellbeing, or even on the resources themselves. Historically, in many regions of the world soils have been depleted, forests cut down and oceans and lakes have served as sinks
PATRI
发表于 2025-3-23 21:26:44
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incision
发表于 2025-3-24 00:50:25
The Use of Land in Rural Ecosystems,parts of rural Asia, we are concerned in many cases with land in which any recognizable degree of equilibrium between man and the total land or environmental resources has long since disappeared, if expressed in terms of loss of soil or of soil fertility, desiccation, waterlogging or flooding, or ot
GRAZE
发表于 2025-3-24 03:27:24
Assessment of Land Capability,remain some limited areas of primary vegetation, much larger areas of secondary and terminal vegetation, and large areas of land with low population density and light use. It is to these lands that the techniques of the CSIRO Division of Land Research may be said to apply more particularly.
不溶解
发表于 2025-3-24 09:09:29
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JIBE
发表于 2025-3-24 13:59:33
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enflame
发表于 2025-3-24 18:34:50
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oncologist
发表于 2025-3-24 22:50:48
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BACLE
发表于 2025-3-25 01:01:45
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