Land use 7 Agriculture Flashcards
(pest control & Irrigation)
Types of farming
Commerical and Subsistence
Commerical Farming
Nearly all livestok and crops are cultivated with the intention of selling
Large lots of land and lots of machines
Econoimcal and modern
Subsistence Farming
- Nearly all livestock and crops are used to maintain the farmer’s family (little community)
- Low area, low amount to sell, not really reliant of machinery
What’s the Greenhouse Revolution
A shift away from small, family operated farms to large industrial-scale agribusiness
alter genetics to growm
What did the Green Revolution increase
Mechanization
Irrigation
Fertilizer
Pesticide
GMO
Mechanization
What is Mechanization
Use of heavy machinery in commerical farming; costly but effient
soil compact decreases water
Irrigation
What is Irrigation
Supply of water o land or crops outside the natural water cycle
ex Drip, Spray,Flood, and Furrow
Types of Irrigation
Drip
Holes in hose slowly drip out water
enviromental
Types of irrigation
Spray
Water pumped into nozzle and sprayed out
enviomental
Types of Irrigation
Flood
Flood the whole field
Types of Irrigation
Furrow
Trenches dug along crops and filled with water
Irrigation types pros and cons
Drip & Spray
Pros- efficient avoids water logginh conserves water
Cons- Expensive & requires more management
Irrigation types pros and cons
Flood and Furrow
Pros- Easy cheaper
Cons- High water loss and water logging
Irrigations terms
Waterlogging
Over saturation of soil fill all soil pores space with water and suffocated plants
Irrigation terms
Soild Salinization
Salt buliding up in soil over time, evaporating and leaving salt deposits behind