Food Security Flashcards
National food security
Having sufficient food to adequately feed all the individuals in a country
Monoculture
Planting one crop species in the same area for extended periods
The green revolution
Period from 1960 to 1990 when there was a tremendous boom in agricultural productivity in the developing world.
It was based on monoculture
Pesticides
Toxic chemicals used to control crop damage by insects, bacteria, viruses and fungi
Soil erosion
The removal of soil by water or wind
Fertilizer
Any organic or inorganic material of natural or synthetic origin that is added to the soil to supply one or more plant nutrient essential to growth of plants
Manure
Animal origin
Compost
Plant origin
Subsistence
Grow/farm enough to sustain yourself and family (not commercial)
Alien species
Plants that have been introduces, either accidentally or intentionally from one country to another country
Wild varieties
Species of plants or animals that occur naturally in an area
Gene pool
The total number of genes of every individual in an interbreeding population
Genetic diversity
The total number of different genetic characteristics in the makeup of a species
Granary silo
Grain silo
Invasive alien species
Alien plants which overtake and outcompete the indigenous species
