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In agriculture, a sprayer is a piece of equipment that is used to apply herbicides, pesticides, and fertilizers on agricultural crops. Sprayers range in size from man-portable units (typically backpacks with spray guns) to trailed sprayers that are connected to a tractor, to self-propelled units similar to tractors with boom mounts of 4–30 ...
The first flotation-type applicator produced by Ag-Chem was the Ag-Gator 804. This model was also the first design to allow the operator to apply either a liquid or a dry product. This model featured front-wheel drive and an optional 150 HP gasoline-powered or 155 HP diesel power plant.
An instance of either the continuous or classic knapsack problems may be specified by the numerical capacity W of the knapsack, together with a collection of materials, each of which has two numbers associated with it: the weight w i of material that is available to be selected and the total value v i of that material.
Sifeng Model 12 HP 2WT with 5.6 tonnes of rice, Bangladesh A Changzhou Hengfeng Two-wheel tractor ('Walking Tractor') in Hsipaw ().. Research has identified several terms used to identify the two-wheel tractor including: "walk-behind tractor, iron-ox, walking tractor, mechanical ox, ox-machine, pedestrian tractor, hand tractor, single-axle tractor, and in Asia, tok-tok".
The first known aerial application of agricultural materials was by John Chaytor, who in 1906 spread seed over a swamped valley floor in Wairoa, New Zealand, using a hot air balloon with mobile tethers. [3] Aerial sowing of seed still continues to this day with cover crop applications and rice planting.
Air Tractor AT-802, with the largest hopper capacity of any commercially available agricultural aircraft. Gehling PZL-106AR Kruk The Antonov An-2 was a mass-produced aircraft. Many were used for agricultural work. Polish M-18 Dromader used for aerial fire-fighting in Australia. A Grumman Ag Cat applies a low-insecticide bait on a soybean field.
Corn combine harvester with grain cart (click for video) The modern combine harvester , also called a combine , is a machine designed to harvest a variety of cultivated seeds. Combine harvesters are one of the most economically important labour-saving inventions, significantly reducing the fraction of the population engaged in agriculture. [ 1 ]
Settlement in Knapsack, former buildings for chemists Chemical park with water tower. Knapsack is a locality of Hürth, Rhine-Erft district, North Rhine-Westphalia, Germany. [1] On Wednesday 17 October 2007, King Harald of Norway opened Statkraft's first gas power plant at Knapsack in Germany. The plant will have an installed capacity of 800 MW ...