Fish scale pits
Webconservation measures was fish-scale pit>narrow level belt>slope land>terrace. Key words：Loess hilly and gully region; land use; water conservation measure; soil moisture dynamic; 2. Introduction In the loess hilly region, the spatial combination of physiognomy, vegetation and climate results in the WebOct 1, 2024 · The following search terms were used: “terrace” or “level bench” or “level ditch” or “fish-scale pit”, “soil and water conservation” or “runoff” or “erosion” or “sediment”, and “China” (Fig. 1). International publications related to terracing were obtained using the Web of Science and Science Direct, and ...
Fish scale pits
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WebThe fish-scale pit furrowing device mainly comprises a plough body (1), a deep-digging cutter (2), a side-wall cutter (3), a measure and control land wheel (10), a main frame (4), a three-point suspension rack (7), an electric control system and a hydraulic control system, wherein the electric control system transmits signals about the ... WebMay 22, 2024 · Design of fish scale pit bionic non-smooth surface model There are many pits resembling fish scales in nature, and they often appear in arid areas such as deserts, beaches, and river beds. After long-term wind erosion, its appearance forms a structure similar to fish-scale pits. Therefore, the adaptive principle of nature can indirectly ...
WebMeterk 75Kg/10g Electronic Backlight Weighing Scale Portable Digital Fishing Postal Hanging Hook Scale with Measuring Tape. 3+ day shipping. $23.49. 6. 3+ day shipping. $9.98. More options from $8.98. LCD Digital Fish Scale - TSV Portable Fishing Archery Scale with Metal Hook - Measures Weight 50kg/110lb/1760oz - Strong Hanging Scales … WebA large, angled LCD screen means measurements are easy to read, while an auto-off function turns the unit off after 2 minutes of inactivity to preserve battery life. Quick and easy to use, the Brecknell fish scale is perfect for catch-and-release sport fishing. Durable ABS enclosure for single- or double-handle use.
WebPit scale definition, any of various small oval-shaped homopterous insects of the family Asterolecaniidae, the female members of which have their bodies embedded in a waxy … WebApr 25, 2024 · Fish-scale pits, as one of the most important ecological engineering in semi-arid areas, especially in the Loess Plateau, China, …
WebApr 1, 2014 · However, the fish-scale pits did not effectively resolve the problem because of their small capacity for runoff and sediment. Most of the fish-scale pits are filled up by …
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