That part of the total rainfall that can be beneficially used by crops.

The detachment and movement of soil from the land surface by wind and water in conditions influenced by human activities. In (Bergsma, E., Charman, P., Gibbons, F., Humi, H., Moldenhauer, W.C., and S. [..]

Individuals or households in absolute poverty are not able to satisfy their minimum requirements for food, clothing or shelter. The dollar a day poverty line is accepted internationally as an absolute [..]

The mode of operation in which an intervention (action) is followed by monitoring (learning), with the information then being used in designing and implementing the next intervention (acting again) to [..]

production, processing and marketing of crops and livestock from producer to consumer. Agriculture as defined is a major part of overall natural resource-based activity. Forestry and fisheries are the [..]

The diversity of plants, animals, insects, and soil biota found in agricultural systems. (Modified from: Millennium Ecosystem Assessment. 2005. Ecosystems and Human Well-being: Our Human Planet. A Sum [..]

Agro-ecological zones are defined and delineated by FAO based on the average annual length or growing period for crops, which depends on, inter alia, precipitation and temperature. The length of growi [..]

The farming of aquatic organisms including fish, molluscs, crustaceans and aquatic plants with some sort of intervention in the rearing process to enhance production, such as regular stocking, feeding [..]

A water bearing stratum of permeable  rock, sand or gravel.

Biodiversity is the variability among living organisms. It includes diversity within and among species and diversity within and among ecosystems (Millennium Assessment Framework). When linked to ecosy [..]