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长期以来，水泵都是小型农场的关键组成部分，它可以提供各种实际应用，是非常宝贵的节省劳动力的设备。不同类型的泵通常用于储存水、用于过滤和灌溉，还用于水产养殖系统等。抽水机虽然方便实用，但也要付出一定的成本——包括必要的能源消耗和运动部件的定期维护等。然而，泵技术的新发展也提供了一些新选择，这可以节省资金，提高可靠性，延长设备寿命，还有本文将要介绍的一些其他好处。
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2018-08-05
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关键资源 2000-01-01 Briquettes made from materials that cost little or no money to obtain, such as old newspaper or unutilized plant waste, can be a cost-effective alternate fuel to charcoal or firewood. This could alleviate the harsh pressures put on many forests for providing enough fuel energy to meet people’s...
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2002-01-01 This simple forage cutter provides a mechanism to chop tough grasses or other forages to make them more palatable and digestible for livestock. This results in more efficient food conversion for animals and reduced wastage. It can also be used to chop materials for compost, silage, vermiculture,...
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This article is from ECHO Asia Note #3 Rugged northeastern Myanmar is home to the Lahu, Shan, Akha, Palaung and various other ethnic groups. With few paved roads and only a small percentage of the Shan State's population connected to the electrical grid, infrastructure serving the locals is still...
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- English (en)
- မြန်မာ (my)
- ไทย (th)
- ភាសាខ្មែរ (km)
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关键资源2016-02-05 Until recently, firewood was taken for granted in northern Thailand. With vast forests full of many types of trees, upland households could afford to be choosy concerning the wood they used for cooking. However, in recent years, more and more communities are facing restricted access to forest...
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关键资源2001-01-01 Access to clean drinking water remains one of the greatest challenges in the world. The BioSand Filter is one method that can be used for purifying water at the household level. With this filter, contaminated water is filtered through a natural biological layer and then layers of sand, pebbles...
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2020-10-16 On September 3, 2020, ECHO held its first virtual Appropriate Technology (AT) Fair. As this year has brought many challenges for in-person gatherings, we were grateful for all who took advantage of the shift towards virtual gatherings and participated in this event. It was an enriching time for...
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关键资源2002-01-01 Seed storage is often a problem in the tropics. However, if seeds can be properly dried, they will remain viable for a longer period of time. The seed drying cabinet described here can help improve the viability of seeds in storage. What's Inside: Introduction Description Diagram Observations
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关键资源2006-01-01 The A-Frame Level is a simple, yet accurate tool used for constructing contours on a hillside or slope. It is useful in the basic construction of hillside farming systems, such as the SALT systems, as well as for establishing level contours and drainage ditches. Level contours on a slope reduce...
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- English (en)
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- Español (es)