How would you quantify the inoculum potential of Arbuscular Mycorrhizae from a c

Question

How would you quantify the inoculum potential of Arbuscular Mycorrhizae from a cotton field soil to determine the impacts of management practices on AM levels?

Answers:

Plate soil organic matter on agar and determine how many colonies are AM fungi?

Count the length of cotton roots colonized by AM fungi in the field.

Bring soil back to the greenhouse, plant a suitable plant and measure root length colonized after 14 days.

Count the number of AM fungal spores in soil samples collected over the growing season.

How would you quantify the inoculum potential of Arbuscular Mycorrhizae from a cotton field soil to determine the impacts of management practices on AM levels?

Answers:

Plate soil organic matter on agar and determine how many colonies are AM fungi?

Count the length of cotton roots colonized by AM fungi in the field.

Bring soil back to the greenhouse, plant a suitable plant and measure root length colonized after 14 days.

Count the number of AM fungal spores in soil samples collected over the growing season.

Explanation / Answer

The beat way to quantify the inoculum potential of Arbuscular Mycorrhizae from a cotton field soil to determine the impacts of management practices on AM levelsis: Count the length of cotton roots colonized by AM fungi in the field.

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