AGRICULTURAL SCIENCE
AGRICULTURAL POLLUTION
MEANING OF AGRICULTURAL POLLUTION Agricultural pollution is defined as the release of toxic or harmful substances into the environment by natural forces or man and other animals to an extent that causes biological damage to man and his resources. In…
USES OF LAND FOR AGRICULTURAL AND NON-AGRICULTURAL PURPOSES
Uses of Land for Agricultural Purposes 1) Production of crops: Land is used for the production of food crops like yam, rice, maize, cassava and cowpea as well as production of cash crops like cotton, rubber, cocoa and groundnut. …
TAUNGYA SYSTEM
Taungya system is defined as the planting of arable crops at early stages of forest establishment and the arable crops are harvested before the trees form canopies. In other words, taungya farming is a management practice which involves the planting…
RANCHING
This is a system of livestock rearing which involves keeping of farm animals on a large scale and on a large expanse of enclosed land, which may be under natural vegetation or planted pasture. The animals are allowed to move…
PASTORAL AND NOMADIC FARMING
Pastoral farming: This is a system of farming whereby grazing animals such as cattle, sheep and goats are kept. The farmer who is known as the herdsman may manage his animals by moving them from one place to another, in…
LEY FARMING
Ley farming is simply defined as the cultivation of food crops with pasture crops. When food crops are harvested, the field quickly reverts to pasture for grazing. In other words, ley farming is a system which involves the alternation of…
ALLEY CROPPING
This is a system which involves the growing of food crops in spaces between hedge-rows of trees or shrubs, which must undergo regular pruning every five or six weeks. The species of plants that can be used for alley cropping…
CLASSIFICATION OF LAND BASED ON USES
There are two major classifications of land based on uses. These are: (a) Agricultural Land: Agricultural land include: Land for crop production. Livestock production. Fisheries. Note: Crop production, livestock production and fisheries can be grouped as farming or agricultural purpose.…
DEFINITION AND CHARACTERISTICS OF LAND
Definition: Land may be defined as the uppermost layer of the earth’s crust on which agricultural and non-agricultural activities are carried out. In other words, land can also be defined as the solid part of the earth’s surface which has…
MEANING AND IMPORTANCE OF AGRICULTURE
The term, agriculture, is derived from two Latin words: “ager“, meaning field, and “cultura“, meaning cultivation. By this statement, agriculture means field cultivation. However, this is not a complete definition of agriculture since agriculture has to do also with animal…
CROP IMPROVEMENT
Crop improvement is defined as the science that deals with the development of new crop varieties with superior quality and quantity. In other words, crop improvement refers to the ways of developing and breeding of crop varieties which are better…
