× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
p
4
h
4
c
4
d
3
3
c
3
t
3
u
3
A
3
B
3
j
3
s
3
New Topic  
nikkilynn933 nikkilynn933
wrote...
Posts: 478
Rep: 0 0
6 years ago
Humus is ________.
 
  A) composed of organic matter and is necessary to fertility and holding soil moisture
  B) artificial fertilizer applied to monocultures
  C) one of the primary causes of desertification
  D) the result of agricultural runoff into waterways or groundwater
  E) found in the E layer of a soil horizon
Read 118 times
1 Reply

Related Topics

Replies
wrote...
6 years ago
A
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1018 People Browsing
Related Images
  
 303
  
 310
  
 1551
Your Opinion
How often do you eat-out per week?
Votes: 81

Previous poll results: What's your favorite coffee beverage?