GLOAT 发表于 2025-3-21 18:45:05

书目名称Untersuchungen über bandagierte Zahnräder影响因子(影响力)<br>        http://impactfactor.cn/if/?ISSN=BK0943481<br><br>        <br><br>书目名称Untersuchungen über bandagierte Zahnräder影响因子(影响力)学科排名<br>        http://impactfactor.cn/ifr/?ISSN=BK0943481<br><br>        <br><br>书目名称Untersuchungen über bandagierte Zahnräder网络公开度<br>        http://impactfactor.cn/at/?ISSN=BK0943481<br><br>        <br><br>书目名称Untersuchungen über bandagierte Zahnräder网络公开度学科排名<br>        http://impactfactor.cn/atr/?ISSN=BK0943481<br><br>        <br><br>书目名称Untersuchungen über bandagierte Zahnräder被引频次<br>        http://impactfactor.cn/tc/?ISSN=BK0943481<br><br>        <br><br>书目名称Untersuchungen über bandagierte Zahnräder被引频次学科排名<br>        http://impactfactor.cn/tcr/?ISSN=BK0943481<br><br>        <br><br>书目名称Untersuchungen über bandagierte Zahnräder年度引用<br>        http://impactfactor.cn/ii/?ISSN=BK0943481<br><br>        <br><br>书目名称Untersuchungen über bandagierte Zahnräder年度引用学科排名<br>        http://impactfactor.cn/iir/?ISSN=BK0943481<br><br>        <br><br>书目名称Untersuchungen über bandagierte Zahnräder读者反馈<br>        http://impactfactor.cn/5y/?ISSN=BK0943481<br><br>        <br><br>书目名称Untersuchungen über bandagierte Zahnräder读者反馈学科排名<br>        http://impactfactor.cn/5yr/?ISSN=BK0943481<br><br>        <br><br>

雄伟 发表于 2025-3-21 21:42:44

Herwart Opitz,B. Wienandsease in the future even outside today’s arid/semi-arid regions. Under the climatic changing context, soil water deficit has been, and is becoming an acute problem most constraining plant growth, terrestrial ecosystem productivity, in many regions all over the world, particularly in arid and semi-ari

你正派 发表于 2025-3-22 03:57:45

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MAPLE 发表于 2025-3-22 06:43:29

Herwart Opitz,B. Wienandsriculture. Agriculture 1.0 is the traditional agriculture using human and animal labor as its main resource. With the development of industrial revolution, agricultural machines were emerging, which directly resulted in Agriculture 2.0, featured by agricultural mechanization. With the increasing app

confide 发表于 2025-3-22 10:32:54

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表两个 发表于 2025-3-22 14:34:48

Herwart Opitz,B. Wienandsmental quality. Reduced usage of organics, imbalanced fertilizer use, inherent soil constraints and emerging nutrient deficiencies are the major contributors of poor soil health. The hotspots of N fertilizer application have shifted from the USA and Western Europe in the 1960s to eastern Asia in the

使厌恶 发表于 2025-3-22 18:40:54

Herwart Opitz,B. Wienandstures that store excess runoff from the catchment to serve multiple purposes, like supplemental irrigation, fish culture, duck farming, and livestock consumption. Section . of this chapter presents various types of earthen embankments. The design of earthen embankments is discussed in terms of their

先锋派 发表于 2025-3-22 21:35:54

conservation measuresThis book addresses the impact of soil and water quality on food production, and explores soil and water conservation measures to be applied at farm level for agricultural sustainability. Divided into 8 chapters, the book covers topics such as soil properties responsible for soi

死亡率 发表于 2025-3-23 03:24:29

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易弯曲 发表于 2025-3-23 09:13:56

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查看完整版本: Titlebook: Untersuchungen über bandagierte Zahnräder; Herwart Opitz,B. Wienands Book 1974 Springer Fachmedien Wiesbaden 1974 Fassung.Festigkeit.Forsc