2 द्वारा ईबुक Jiafa Luo
Yan Li & Jiafa Luo: Greenhouse Gas Emissions and Nitrogen Losses from Grazed Dairy and Animal Housing Systems
Stand-off pads and animal housing practices (i.e., animal confinement) are increasingly being used in animal grazing systems; these methods are introduced to avoid crop and soil damage, and because i …
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DRM
€167.31
Yang Bai: Y-type Hexagonal Ferrite for Hyper-Frequency
With the rapid development of modern electronic technology, miniaturization, integration and high frequency have become the trends. Currently, the popularity of portable electronic products and wirel …
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DRM
€114.28
