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Keyline design is a system of principles and techniques of developing rural and urban landscapes to optimize use of their water resources. Australian farmer and engineer P. A. Yeomans invented and developed Keyline design in his books The Keyline Plan, The Challenge of Landscape, Water For Every Farm, and The City Forest.
Agricultural equipment is any kind of machinery used on a farm to help with farming.The best-known example of this kind is the tractor.. From left to right: John Deere 7800 tractor with Houle slurry trailer, Case IH combine harvester, New Holland FX 25 forage harvester with corn head.
For some time, combine harvesters used the conventional design, which used a rotating cylinder at the front-end which knocked the seeds out of the heads, and then used the rest of the machine to separate the straw from the chaff, and the chaff from the grain. The TR70 from Sperry-New Holland was brought out in 1975 as the first rotary combine.
A site plan or a plot plan is a type of drawing used by architects, landscape architects, urban planners, and engineers which shows existing and proposed conditions for a given area, typically a parcel of land which is to be modified. Sites plan typically show buildings, roads, sidewalks and paths/trails, parking, drainage facilities, sanitary ...
Its earliest design consisted of a knife-like blade. [3] [1] In 2011 an early medieval coulter was excavated from a site in Kent, England. [4] [5] Coulters using a flat rotating disc began being used c. 1900. [6] [1] Its advantage was a smoothly cut bank, and it sliced plant debris to the width of the furrow. [2]
You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made.
The Gothic-arch design was featured on both the front and back cover of The Book of Barns - Honor-Bilt-Already Cut [a] catalog published by Sears Roebuck in 1918. It was the most popular roof design for barns sold by Sears. [7] In 1915, Sears sold a 42-by-60-foot (13 m × 18 m) Gothic-arch barn for $1,500.
As all drawings are reducible to certain lines and figures, we hold it necessary to enable the student to draw these elementary parts with the utmost facility; leading him by a series of examples from the drawing of a simple line, up to the most complicated sketch or object which may be offered to him; and then, by an advance to the more ...