Scare off the birds, harrow up the weeds, cut down all that shades the crop. Ploughs, waggons, threshing-sledges, harrows, baskets, hurdles, winnowing-fans are the farmer's implements.
Gripping and draining ploughs are employed in opening the grips and trenches necessary both in surface and underground drainage.
The city's principal manufactures are carriages, ploughs, brick, machinery, sanitary ware and plumber's goods.
The river furnishes good water-power, and among the manufactures are wood-working machinery, ploughs, steam pumps, windmills, gas engines, paper-mill machinery, cutlery, flour, ladies' shoes, cyclometers and paper; the total value of the factory product in 1905 was $4,485,224, being 60.2% more than in 1900.
These are open tracts upon which the blue ground is spread out and left exposed to sun and rain until it crumbles and disintegrates, the process being hastened by harrowing with steam ploughs; this may require a period of three or six months, or even a year.