Cure or preserve(meat or fish) by exposure to smoke
what is the Top layer of soil
A glass building in witch plants are grown that need protection from cold weather
The ability to be maintained at a certain rate or level
Also called alchohol,ethyl alcohol
Drugs that cover a broad range of infections
A biological community of interacting organisms and their physical environment
Method of preserving food, sealed inn a airtight container
cultivation of the soil for the growing of crops and the rearing of animals to provide food, wool, and other products
water leaving farm fields because of rain, melted snow, or irrigation. As runoff moves, it picks up and carries pollution, which it can deposit into ponds, lakes, coastal waters, and underground sources of drinking water.
the science of breeding and caring for farm animals.
traditionally contrasted with pasturage lands such as heaths
the variety of life in the world or in a particular habitat or ecosystem.
procedures intended to protect humans or animals against disease or harmful biological agents
labeling term that indicates that the food or other agricultural product has been produced through approved methods.
making a exact copy of
the action of rotating around an axis or center.
the process of eroding or being eroded by wind, water, or other natural agents.
food for the plants, cow waste
chemical compound with the chemical formula CH₄. It is a group 14 hydride and the simplest alkane, and is the main constitue
the cultivation of a single crop in a given area.
the job of supervising or taking care of something, such as an organization or property
preserve (food or other perishable items) in vinegar, brine, or a similar solution.
also known as artificial selection, is a process used by humans to develop new organisms with desirable characteristics
an even-toed ungulate mammal that chews the cud regurgitated from its rumen. The ruminants comprise the cattle, sheep,etc
a substance used for destroying insects or other organisms harmful to cultivated plants or to animals.
not consisting of or deriving from living matter.
a way of growing crops or pasture from year to year without disturbing the soil through tillage.
an area of coastal land that is regularly covered by the tide.
the deliberate modification of the characteristics of an organism by manipulating its genetic material.
containing genetic material that has been artificially altered so as to produce a desired characteristic.
a substance that is toxic to plants and is used to destroy unwanted vegetation.
a regulatory substance produced in an organism and transported in tissue fluids such as blood or sap to stimulate specific cells or tissues into action.
the process or fact of irradiating or being irradiated
the supply of water to land or crops to help growth, typically by means of channels
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