Synonym: surface soil. Similar words: shop-soiled, soil, soiled, alluvial soil, soil erosion, autopsy, topsy-turvy, soiree. Meaning: n. the layer of soil on the surface.
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31 When the black topsoil was all washed away, farmers moved westward and started new plantations.
32 Erosion, the wearing away of topsoil by wind and rain, also contributes to water pollution.
33 In Mingyong, surging meltwater has carried away topsoil; elsewhere, excess runoff has been blamed for more frequent flooding and landslides.
34 The soils here are sandy and dominated by gravel topsoil.
35 Dust storms occur when intense grazing pastureland of new growth , leaving the topsoil vulnerable to winds.
36 We can roughly estimate how much it will cost to reforest the earth, protect its topsoil, restore rangelands and fisheries, stabilise water tables and protect biological diversity.
37 With The direct wave method we only can work out the dry density of the topsoil of subgrade.
38 The distribution plant roots in different soil layers was not influenced by Zn application in topsoil but by soil water supply.
39 Floods can remove fertile topsoil and begin a process resulting in the loss of planting areas.
40 In ABC soil, the uppermost zone of soil , containing humus ; topsoil.
41 P mobility was strengthened in soil profile, and P of deep soil layer was promoted to move to topsoil in intercropping.
42 Topsoil excavated from the work site shall be applied onto the gabions.
43 Worse still, the annual torrential rains washed the topsoil from the hillside.
44 In many countries the loss of productive topsoil has contributed to growing food deficits.
45 The auxiliary shaft topsoil adopted ordinary construction and drainages in hygrometric well.
46 This causes environmental damage when the topsoil is washed away by the rains.
47 The storms cause respiratory illness, destroy crops and blow away precious topsoil.
48 The fragile land quickly lost its topsoil and became nothing but sand and dust.
49 Here a dry spell meant parched crops, a rainy spell, loss of topsoil.
50 Under flood conditions,[www.Sentencedict.com] great amounts of topsoil are washed to receiving streams.
51 As the crack gets bigger, the topsoil gently slumpsand develops into a sinkhole.
52 Compared with dripping and seeping irrigation, evaporation loss of water from topsoil is the most in furrow irrigation.
53 No other animal is so useful in building up good topsoil.
54 When all topsoil is gone, nothing remains but a worthless desert.
More similar words: shop-soiled, soil, soiled, alluvial soil, soil erosion, autopsy, topsy-turvy, soiree, rhapsody, rhapsodic, ipso facto, rhapsodize, oops, cops, hops, drops, crops, props, biopsy, lopsided, synopsis, popsicle, eyedrops, chopstick, chopsticks, top, oil, stop, atop, roil.