Its excellent drainage makes street grading an easy matter.
The great wheat-growing states like Minnesota have established systems of inspecting and grading wheat under state supervision.
One of the most important manufacturing industries is grading, roasting, cleaning and shelling peanuts (in 1905 valued at $791,760).
As a means of grading progress among the various tribes, the tool is valuable both in its working part and its hafting, or manual part.
The importance of hemp as an export - increasing from £26,000 in 1898 to £832,000 in 1907 - has led to improvements in cleaning and grading it.
In the outside flower garden little can be done except that shrubs may be pruned, or new work, such as making walks or grading, performed, if weather permits.
The department has also endeavoured to encourage the fruit-growing industry in Ireland by the establishment of a horticultural school at Glasnevin, by efforts to secure uniformity in the packing and grading of fruit, by the establishment of experimental fruit-preserving factories, by the planting of orchards on a large scale in a few districts, and by pioneer lectures.
Sand and loams in great variety, grading from mere sand to adobe, make up the soils of the state.
A peculiar industry is the grading, roasting, cleaning and shelling of peanuts.