除草剂
发表于 2025-3-23 10:06:33
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backdrop
发表于 2025-3-23 14:03:05
David James,Herminia A. FranciscoBecause the physical and biotic environment plays such a prominent role in African economic development, a brief outline of the important physical and biotic factors is warranted.
SKIFF
发表于 2025-3-23 20:28:37
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字的误用
发表于 2025-3-24 01:34:28
The African Environment,Because the physical and biotic environment plays such a prominent role in African economic development, a brief outline of the important physical and biotic factors is warranted.
暴露他抗议
发表于 2025-3-24 03:29:17
Ecological Zones of Africa,I believe that the approach normally used by geographers, namely to describe resource problems confined by national boundaries is not suitable to demonstrate the various ecological problems that in fact exist, because these transcend these boundaries. Instead, an effort has been made to describe these problems on the basis of ecological zones.
Fester
发表于 2025-3-24 10:05:05
https://doi.org/10.1007/978-94-010-1938-5Mangrove; Soil fertility; adaptation; biomass; ecology; ecosystem; ecosystem concept; environment; fertility
cognizant
发表于 2025-3-24 12:28:06
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敌手
发表于 2025-3-24 18:17:49
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Cpap155
发表于 2025-3-24 20:24:23
Book 1975ology, he has made a significant professional contribution with this book. It is our hope that those who read it will be encouraged to carryon the important work and the concern with this subject to which Dr. DE Vos has devoted so much of his knowledge, energy and personal commitments.
弄皱
发表于 2025-3-25 00:03:31
Herminia A. Francisco,David Jameshas made a significant professional contribution with this book. It is our hope that those who read it will be encouraged to carry on the important work and the concern with this subject to which Dr. . Vos has devoted so much of his knowledge, energy and personal commitments.