shifting cultivation-
secondary economic activity
tertiary economic activity
agribusiness
aquaculture
bid rent theory
cadastral system
carl sauer
chemical farming
columbian exchange
commercial agriculture
commodity chains
conservation efforts
dairying
debt for nature swaps
deforestation
desertification
draining wetlands
economy of scale
epidemic
extensive agriculture
fair trade
fertilizer
first agricultural revolution
genetically modified organisms
green revolution
herbicides
horticulture
intensive agriculture
johann von thunen
koppen climatic classifications
local food movement-
long- lot survey system
luxury crops
market gardening
mediterranean agriculture
metes and bounds system
mixed crops/livestock
monoculture/ mono-cropping
non-vectored diseases
nucleated settlements
organic agriculture
pandemic
pastoral nomadism
pesticides
plantation agriculture
primary economic activity
quaternary economic activity
quinary economic activity
ranching
second agricultural revolution
slash-and-burn agriculture
soil salinization
subsistence agriculture
sustainability
terrace farming
township and range system
tragedy of the commons
transhumance
urban farming
value added model-
vectored disease