irrigation wikipedia - EAS
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Xem tất cả trên Wikipediahttps://en.wikipedia.org/wiki/IrrigationIrrigation is the agricultural process of applying controlled amounts of water to land to assist in the production of crops, as well as to grow landscape plants and lawns, where it may be known as watering. Agriculture that does not use irrigation but instead relies only on direct rainfall is referred to
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Xem thêmArchaeological investigation has found evidence of irrigation in areas lacking sufficient natural rainfall to support crops for rainfed agriculture. The earliest known use of the technology dates to the 6th millennium BCE in
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In year 2000, the total fertile land was 2,788,000 km (689 million acres) and it was equipped with irrigation infrastructure worldwide. About 68% of
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Xem thêmThere are several methods of irrigation. They vary in how the water is supplied to the plants. The goal is to apply the water to the plants as uniformly
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Xem thêmIrrigation schemes involve solving numerous engineering and economic problems while minimizing negative environmental consequences. Such problems include:
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Xem thêmModern irrigation methods are efficient enough to supply the entire field uniformly with water, so that each plant has the amount of water it needs, neither too much nor too little. Water use efficiency in the field can be determined as follows:
• Field...
Xem thêmVăn bản Wikipedia theo giấy phép CC-BY-SAMục này có hữu ích không?Cảm ơn! Cung cấp thêm phản hồiIrrigation — Wikipédia
https://fr.wikipedia.org/wiki/IrrigationL’irrigation est l'opération consistant à apporter artificiellement de l’eau à des végétaux cultivés pour en augmenter la production et permettre leur développement normal, en cas de déficit d'eau induit par un déficit pluviométrique, un drainage excessif ou une baisse de nappe, en particulier dans les zones arides.
Wikipedia · Nội dung trong CC-BY-SA giấy phép- Mọi người cũng hỏi
- https://en.wikipedia.org/wiki/Irrigation_statistics
- This page shows statistical data on irrigation of agricultural lands worldwide. Irrigation is the artificial abstraction of water from a source followed by the distribution of it at scheme level aiming at application at field level to enhance crop production when rainfall is scarce.
- Asia (*): 188
- India: 57
- China: 54
- Pakistan: 19
- https://simple.wikipedia.org/wiki/Irrigation
Irrigation is when people add water to plants, to help them grow when there is not enough rain.Irrigation water can be pumped from rivers, natural lakes or lakes created by dams, from …
- Thời gian đọc ước tính: 3 phút
- https://en.wikipedia.org/wiki/Drip_irrigation
- Drip irrigation or trickle irrigation is a type of micro-irrigation system that has the potential to save water and nutrients by allowing water to drip slowly to the roots of plants, either from above the soil surface or buried below the surface. The goal is to place water directly into the root zone and minimize evaporation. Drip irrigation systems distribute water through a network …
- Thời gian đọc ước tính: 10 phút
