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is the agricultural practice of producing or growing a single crop or plant species over a wide area and for a large number of consecutive years.


is a local variety of a domesticated animal or plant species which has developed largely by natural processes, by adaptation to the natural and cultural environment in which it lives

yield gain

unknown definition, try to look for it in the reading


is the ecosystem response to the addition of artificial or natural substances, such as nitrates and phosphates, through fertilizers or sewage, to an aquatic system

nutrient limitation

a chemical necessary for plant growth but available in quantities smaller than needed for algae and macrophytes to increase their abundance. Once the limiting nutrient in a waterbody is exhausted algae stop growing.

hydrologic cycle

Don't be fooled, it's the water cycle.....

describes the continuous movement of water on, above and below the surface of the Earth.

precision agriculture

aka precision farming

all about whole farm management with the goal of optimizing returns on inputs while preserving resources. It relies on new technologies like satellite imagery, information technology, and geospatial tools.

'reduced tillage' agriculture

Tillage is the agricultural preparation of the soil by mechanical agitation of various types, such as digging, stirring, and overturning.

I'm guessing that reduced tillage is trying to take care of the soil and not dig, stir, or over turn it

drip irrigation

An irrigation system that allows passage of water through emitters placed right underneath the plant's root under slow pressure


s a set of steps designed to use market and financial incentives in order to reduce the emissions of greenhouse gases from deforestation and forest degradation. Its objective is to reduce greenhouse gases

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