1 Dump the topsoil here.

2 The topsoil has been almost completely washed away.

3 The hard rains have eroded topsoil in the Midwest.

4 Without the topsoil, water retention is negligible.

5 You always clear away the soft topsoil till you get a fir base.

6 The topsoil could then be pushed back across the site and to all appearances undisturbed agricultural land was left.

7 The rich and deep topsoil that lured the first settlers to Deerfield still nourishes the agricultural efforts of their descendants.

8 In some places the topsoil had been eroded and we had to zigzag up on loose scree.

9 Far over to side, dig some more topsoil, pile on top road, high(), high.

10 The value of this annual increment of rich topsoil can hardly be exaggerated.

11 We lost the topsoil that had been back-filled against the new house.

12 And with tons of topsoil, they could still make it a goodish course.

13 This topsoil tends to wash away.

14 A thin layer of topsoil was swept away.

15 Do you know what topsoil is made of?

16 For the cost of a few cubic feet of topsoil, the garden can be terraced excitingly on to, say, three levels.

17 The soil fauna may also be developing, as a topsoil accumulates.

18 Animal dung is spread by birds, devoured by insects, bacteria, and earthworms and mixed intimately into the topsoil.

19 It used to take centuries to build up a centimetre or two of topsoil.

20 All day long wheelbarrows trundled up and down the unmade surface carrying topsoil to neaten up the edges of the path.

21 In any case,[] the continuation of the war was forcing the revolution to dig much deeper than the topsoil of reforms.

22 Where glaciers have scraped it off or rain has eroded it, the topsoil is thin.

23 Widespread deforestation to make way for ski slopes has eroded topsoil, increasing the incidence of avalanches.

24 Deep ploughing puts subsoil on top and buries the living topsoil below the optimum depth.

25 In the bulldozed plots they were lowest of all, because the topsoil had been removed.

26 If the site is made of builder's rubble, cover it with a foot of topsoil.

27 Where a lawn is involved, cut away the turf and loose topsoil.

28 How far from the roadbed would we have to go for our topsoil?

29 And back on the Farms of the refugees, the rain will further erode a topsoil without crops to hold it together.

30 Soil oribatida amount has a marked seasonal change, and the majority inclines to distribute in topsoil with high temperature, while low temperature may cause the oribatida moving adown.

1 Dump the topsoil here.

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,[] 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.