Forbidding
发表于 2025-3-21 19:45:14
书目名称Eastern Nigeria影响因子(影响力)<br> http://figure.impactfactor.cn/if/?ISSN=BK0301020<br><br> <br><br>书目名称Eastern Nigeria影响因子(影响力)学科排名<br> http://figure.impactfactor.cn/ifr/?ISSN=BK0301020<br><br> <br><br>书目名称Eastern Nigeria网络公开度<br> http://figure.impactfactor.cn/at/?ISSN=BK0301020<br><br> <br><br>书目名称Eastern Nigeria网络公开度学科排名<br> http://figure.impactfactor.cn/atr/?ISSN=BK0301020<br><br> <br><br>书目名称Eastern Nigeria被引频次<br> http://figure.impactfactor.cn/tc/?ISSN=BK0301020<br><br> <br><br>书目名称Eastern Nigeria被引频次学科排名<br> http://figure.impactfactor.cn/tcr/?ISSN=BK0301020<br><br> <br><br>书目名称Eastern Nigeria年度引用<br> http://figure.impactfactor.cn/ii/?ISSN=BK0301020<br><br> <br><br>书目名称Eastern Nigeria年度引用学科排名<br> http://figure.impactfactor.cn/iir/?ISSN=BK0301020<br><br> <br><br>书目名称Eastern Nigeria读者反馈<br> http://figure.impactfactor.cn/5y/?ISSN=BK0301020<br><br> <br><br>书目名称Eastern Nigeria读者反馈学科排名<br> http://figure.impactfactor.cn/5yr/?ISSN=BK0301020<br><br> <br><br>
sigmoid-colon
发表于 2025-3-21 21:10:09
Adult Literacy Policy and Practicephic scale when the arrangement of individual homes in hamlets, quarters and villages in the rural areas may be studied, then at the regional level when areas of different types of communities, dispersed or compact, continuous or isolated, etc., may be identified and mapped. It will also be necessar
HALL
发表于 2025-3-22 04:12:40
Th. Joka,J. A. Sturm,U. Obertacke,G. Regelt it supports 22 per cent or almost a quarter of the total population of the country. With a marked diversity of physical features, natural resources (both organic and inorganic), cultural groupings and settlement patterns, Eastern Nigeria in a sense epitomises the entire nation although it possesse
Uncultured
发表于 2025-3-22 06:57:42
William B. Slayton,Gerald J. Spangrudey rolling plains. The Niger Delta, the broad Coastal Plain and the Cross River Basin together account for almost seventy per cent of the region. Elevations over the greater part of the lowlands seldom exceed 400 feet above sea level (Fig. 5.1). In few other parts of West Africa are there coastal low
古代
发表于 2025-3-22 11:22:44
https://doi.org/10.1007/978-1-349-11086-5former patterns of agricultural land use and rural settlement within the region; such a knowledge may also aid in evaluating the prospects for improvements in farming and alleviation of the problems of over-population through resettlement and other development schemes.
Overstate
发表于 2025-3-22 13:08:18
Kiyonori Miura,Hideaki Masuzaki attain a degree of severity and destructiveness seldom experienced in other parts of the continent. An unusual susceptibility to secular erosion, due to distinctive soils, geological formations and landforms (Figs. 6.1, 5.2, 4.1), together with marked disturbance of the natural vegetation cover by
Overstate
发表于 2025-3-22 19:43:34
https://doi.org/10.1007/978-3-319-43887-0er and climate. Atmospheric conditions from day to day, from month to month and from year to year are all-pervasive in their impact upon both earth and man. Weather and climate have a direct effect on human health, efficiency and psychology, and an indirect effect on man’s economic activities throug
含铁
发表于 2025-3-22 21:35:31
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ALT
发表于 2025-3-23 01:51:10
E. Lundgren,L. Terracio,T. K. Borgalthough well over half of this is in bush or grass fallow: (Fig. 10.1)), and contributes-together with the processing of agricultural products — a significant share of the Gross Domestic Product (G.D.P.). Until the discovery and exploitation of oil, agricultural commodities made up some eighty per
繁荣中国
发表于 2025-3-23 07:52:06
https://doi.org/10.1007/978-3-030-28034-5 region’s major source of employment and income. We have also observed that many farming communities are finding it increasingly difficult to cope with the problems of supporting their peoples, let alone of producing saleable surpluses of agricultural products with which to finance much-needed and l