Engineering & Materials Science
Calcium carbonate
94%
Escherichia coli
93%
Sulfates
82%
Calcium
80%
Sand
65%
Electric Conductivity
30%
Manures
25%
Negative ions
24%
Acidity
12%
Chemical properties
10%
Costs
3%
Agriculture & Biology
calcium sulfate
100%
calcium carbonate
84%
sand
62%
Escherichia coli
47%
bacterial growth
28%
electrical conductivity
27%
cow manure
22%
anions
18%
exposure duration
16%
adverse effects
15%
microbial activity
9%
acidity
8%
Iran
8%
analysis of variance
7%
physicochemical properties
7%
extracts
4%
sampling
3%
cells
2%
Earth & Environmental Sciences
calcium carbonate
71%
calcium
56%
sulfate
52%
sand
44%
electrical conductivity
25%
manure
17%
anion
17%
effect
17%
exposure
10%
trend
9%
acidity
8%
microbial activity
8%
chemical property
8%
cell
5%
cost
4%
Chemical Compounds
Calcium Sulfate
97%
Calcium Carbonate
78%
Electrical Conductivity
42%
Mixture
32%
Exposure Concentration
28%
Anion
21%
Time
19%
Filtration
15%
pH Value
15%