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Machine dug trenches can be deeper. The dimensions, and the format of the trench should correspond to the local climate and soil conditions. The trench should be big enough to keep all the water; no water should spoil over the downhill border. The upside of the trench should be protected against erosion, by means of e.g. grass, shrubs, or fabric.
At some places ratooning sugarcane (for short duration ratoon crops) has also been utilized to provide quality fodder for cattle. Multiple ratooning of sugarcane, with proper management including plant protection, may be utilized for maintaining purity of new improved varieties as well as genetically modified plants, for a longer period of time.
Major achievements of the Division include ring-pit method of sugarcane planting, skip-furrow method of irrigation, nutrient, water and weed management package in sugarcane production. It looks after the disciplines of Agronomy, Soil Science and Agricultural Chemistry, Agricultural Microbiology and Extension and Training.
Furrow irrigation of sugar cane in Australia, 2006. Surface irrigation is where water is applied and distributed over the soil surface by gravity. It is by far the most common form of irrigation throughout the world and has been practiced in many areas virtually unchanged for thousands of years.
According to historian Martin Melosi, the site was "the first landfill to employ the trench method of disposal and the first to utilize compaction." The design became a model for other landfills around the country, and was the accepted best form of municipal disposal in the 1950s and 1960s.
The biointensive method provides many benefits as compared with conventional farming and gardening methods, and is an inexpensive, easily implemented sustainable production method that can be used by people who lack the resources (or desire) to implement commercial chemical and fossil-fuel-based forms of agriculture.
Sugar cane was best grown on relatively flat land near coastal waters, where the soil was naturally yellow and fertile; mountainous parts of the islands were less likely to be used for cane cultivation. The coastal placement of commercial ports gave imperial states a geographic advantage in shipping crops throughout the transatlantic world.
Later construction often used concrete to fill the cutoff trench. [ 3 ] To make puddle, clay or heavy loam is chopped with a spade and mixed into a plastic state with water and sometimes coarse sand or grit to discourage excavation by moles or water voles .