cutting
cutting down alot of trees at one time from one area
what is clearcutting?
a chemical put in soil so it becomes more fertil
what is fertilizers?
where farmers dont put soil before planting
what is no till?
method to water plants
what is irrigation?
picking only the good trees to cut down
what is selective cutting?
kills weeds
what is herbicide?
when you plow along curves of hills instead of straight lines
what is contour plowing?
a small tube that deliver a small amount of water every so many feet
what is drip irrigation?
what is shelter wood cutting?
insect killing chemical
what is insecticide?
planting different crops in strips across feild
what is strip cropping?
when they flood entire field of water
what is flood irrigation?
cutting all trees and buring to plant new ones
what is slash and burn?
when farmers have to keep using stronger pesticides
what is pesticide treadmill?
crops that live longer than 2 years
what is perennial crops?
flooding shallow amount of water between rows of crops
whats is furrow irrigation?
land being cleared by cutting burning or slashing
what is swidden agriculture?
when farmers have to keep using stronger pesticides
what is crop rotation?
used to keep PH of soil correct
what is limestone
water that comes from a sprinkler
what is spray irrigation?