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Assessment
Which nutrient is most important for promoting microbial diversity in soil?
Nitrogen
Potassium
Phosphorus
Calcium
How do organic amendments affect soil microbial communities?
They decrease microbial diversity.
They provide energy and nutrients which can enhance microbial diversity.
They have no effect on microbial communities.
They only promote pathogenic microbes.
Which of the following practices can lead to reduced microbial diversity in soil?
Crop rotation
Overuse of chemical fertilizers
Cover cropping
Organic farming
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