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  1. 01 Januari 2024 Many smallholder farmers live in areas with hilly or mountainous terrain. Soil erosion is a major issue in growing crops on steep slopes. When we see contoured plantings across slopes, we know that someone cares about erosion and is doing something about it. The curves are aesthetic, but what do...
  2. Sumber Daya Utama 01 Januari 2012 Asia makes up less than one third (30%) of the world’s land area and yet carries over half (56%) of the world’s population. Moreover, the average population density of Asia becomes a significant long-term problem when food production is considered. Some countries in Asia have a population density...
  3. 01 Januari 2006 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...