The Green Revolution

Green Revolution

The U.S.-supported development of high-yield seed varieties that increased the productivity of cereal crops and accompanying agricultural technologies for transfer to less developed countries

Crossbreeding

The act of mixing different species or varieties of plants or animals to produce hybrids.Hybrid

Hybrid

The offspring of two plants or animals of different species or varieties.

Double-Cropping

Planting another crop on the same plot of land as soon as the first crop has been harvested.

Multicropping

Planting two or three crops per year on the same land.

Hierarchical Diffusion

Occurs when ideas leapfrog from one important person, community, or city to another, bypassing other persons, communities, or rural areas.

Cassava

 A root vegetable native to South America.

Sorghum

A grain plant native to northeast Africa.

Endemic

Native to or characteristic of a certain environment

Environmental Containanation

Chemical residue that builds up with each application of synthetic fertilizers and pesticides.

Soil Salinization

The concentration of dissolved salts in the soil.

Soil Salinity

A measure of the concentration of dissolved salts in the soil; high soil salinity results from poor irrigation practices.