Continuous track, also called tank tread or caterpillar track, is a system of vehicle propulsion in which a continuous band of treads is driven by two or more wheels. This band is typically made of modular steel plates in the case of military vehicles, or rubber reinforced with steel wires in the case of lighter agricultural or construction vehicles. The large surface.. Read More..
The thrashing machine, or, in modern spelling, threshing machine (or simply thresher), was first invented by Scottish mechanical engineer Andrew Meikle for use in agriculture. It was devised (c.1786) for the separation of grain from stalks and husks. For thousands of years, grain was separated by hand with flails, and was very laborious and time consuming, taking abou.. Read More..
The invention of the water screw is credited to the Greek polymath Archimedes of Syracuse in the 3rd century BC.A cuneiform inscription of the Assyrian king Sennacherib (704 - 681BC) has been interpreted by Dalley to describe the casting of water screws in bronze some 350 years earlier. This is consistent with the classical author Strabo who describes the Hanging Gard.. Read More..
A lawn mower is a machine that uses one or more revolving blades to cut a lawn to an even height. The blades may be powered either by hand; pushing the mower forward to operate the mechanical blade(s), or may have an electric motor or an internal combustion engine to spin their blades. Some mowers also include other abilities, like mulching or collecting their clippin.. Read More..
A reaper is a farming tool or person that reaps (cuts and gathers) crops at harvest, when they are ripe.Early historyIt is believed that either Romans or the Celts before them, invented a simple mechanical reaper that cut the ears without the straw and was pushed by oxen (Pliny the Elder Naturalis Historia XVIII,296). This device was forgotten in the Dark Ages, during.. Read More..
John Deere settled in Grand Detour, Illinois. At the time, Deere had no difficulty finding work due to a lack of blacksmiths working in the area.Deere found that cast-iron plows were not working very well in the tough prairie soil of Illinois and remembered the needles he had previously polished by running them through sand as he grew up in his father's tailor sho.. Read More..
Fertilizer (or fertiliser) is any material of natural or synthetic origin (other than liming materials) that is applied to soils or to plant tissues (usually leaves) to supply one or more plant nutrients essential to the growth of plants. Conservative estimates report 30 to 50% of crop yields are attributed to natural or synthetic commercial fertilizer.Global market v.. Read More..
As an agricultural chemist, Carver discovered three hundred uses for peanuts and hundreds more uses for soybeans, pecans and sweet potatoes. Among the listed items that he suggested to southern farmers to help them economically were his recipes and improvements to/for: adhesives, axle grease, bleach, buttermilk, chili sauce, fuel briquettes, ink, instant coffee, linol.. Read More..
AIV Fodder is a kind of silage. The AIV liquid is added to the green fodder to improve the storage. This is especially important during long winters. The process includes adding a dilute hydrochloric or sulfuric acid to newly stored grain. Increased acidity stops harmful fermentation and has no adverse effect on the nutritive value of the fodder or the animals it is f.. Read More..
Shredded wheat is a breakfast cereal made from whole wheat. As of January 2010, it was available in three sizes — bite sized (¾×1 in), miniature (nearly half the size of the bite-sized pieces), and original. Both smaller sizes are available in a frosted variety, which has one side coated with sugar and usually gelatin. Some manufacturers have produced "filled" ver.. Read More..
A string trimmer, also called a "whipper-snipper", "weed-whacker", a "weed eater" or (in the UK) a "strimmer", is a tool which uses a flexible monofilament line instead of a blade for cutting grass and other plants near objects, or on steep or irregular terrain. It consists of a cutting head at the end of a long shaft with a handle or handles and sometimes a shoulder .. Read More..
An electric fence is a barrier that uses electric shocks to deter animals or people from crossing a boundary. The voltage of the shock may have effects ranging from discomfort to death. Most electric fences are used today for agricultural fencing and other forms of animal control, although it is frequently used to enhance the security of sensitive areas, such as milit.. Read More..
Barbed wire is a type of steel fencing wire constructed with sharp edges or points arranged at intervals along the strand(s). It is used to construct inexpensive fences and is used a top walls surrounding secured property. It is also a major feature of the fortifications in trench warfare (as a wire obstacle).In April 1865 Louis François Janin proposed a double wire .. Read More..