Across
3.Also referred to as strip clear-cutting.
4.Harvesting only the mature trees of the desired shape, size, type, or quality
6.The buildup of salts at or near the surface due to irrigation activities
8.Used to destroy and control pests
10.This soil horizon is composed of decaying organic matter that releases nutrients into the soil
15.Measure of the volume of space between particles of soil
16.The clear-cutting of small areas
17.________soils are composed of mostly large sized particles with large pore spaces
18.When farm machines do this it decreases the air content in the soil
19.Soils provide oxygen, water and ___________
Down
1.The removal of all trees in an area leaving a barren landscape
2.Used to describe the many new technologies and advances in the agricultural industry
3.The manipulation of forest vegetation in order to control forest composition, growth, and forest pests and diseases
5.When farms are particularly dominated by one crop this is called_________
7.The three values of forests are Environmental, Economic and ________
9.The removal of soils from an area due to wind or water
11.Organic matter that has been broken down to the point where it resists further decomposition
12.The aerobic decomposition of organic matter
13.Type of soil that is an equal mix of sand and clay
14.Forest ______ can be beneficial because they release nutrients back into the soil