compacted soil

  • 71Erosion — is the carrying away or displacement of solids (sediment, soil, rock and other particles) usually by the agents of currents such as, wind, water, or ice by downward or down slope movement in response to gravity or by living organisms (in the case …

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  • 72Tobacco — For the plant genus, see Nicotiana. For the American electronic musician, see Tobacco (musician). Not to be confused with Tabacco. Part of a series on …

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  • 73Reynolds' dilatancy — is the observed tendency of a compacted granular material to dilate (expand in volume) as it is sheared. This occurs because the grains in a compacted state are interlocking and therefore do not have the freedom to move around one another. When… …

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  • 74Engineering Projects — ▪ 1995 Introduction BRIDGES        Notable Engineering Projects(For Notable Engineering Projects in work, see Table (Notable Engineering Projects).)       As the decade of the 1990s reached its midpoint, the limits to bridge design were being… …

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  • 75tunnels and underground excavations — ▪ engineering Introduction        Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …

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  • 76fruit farming — Introduction       growing of fruit crops, including nuts, primarily for use as human food.       The subject of fruit and nut production deals with intensive culture of perennial plants, the fruits of which have economic significance (a nut is a …

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  • 77Hardpan — For the geography term, a dry terminus of an internally drained basin in a dry climate (i.e. salt flat/playa), see Dry lake. In soil science, agriculture and gardening, hardpan or ouklip is a general term for a dense layer of soil, usually found… …

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  • 78climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… …

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  • 79Chrysopogon zizanioides — Vetiver redirects here. For other uses, see Vetiver (disambiguation). Chrysopogon zizanioides Scientific classification Kingdom: Plantae …

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  • 80compact — compacts, compacting, compacted (The adjective and verb are pronounced [[t]kəmpæ̱kt[/t]]. The noun is pronounced [[t]kɒ̱mpækt[/t]].) 1) ADJ GRADED: usu ADJ n (approval) Compact things are small or take up very little space. You use this word when …

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