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CCA Exam Nutrient Management Questions And Answers With Verified Solutions Already Passed!!! Latest Updated 2024
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CCA Exam Nutrient Management Questions And Answers With Verified Solutions Already Passed!!! Latest Updated 2024

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  • September 23, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • cca exam nutrient management questions and answers
  • if a tobacco field is diagnosed with manganese tox
  • which of the following crops would be most likely
  • how does cec influence plant availability of a n

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  • CCA
  • CCA

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CCA Exam Nutrient Management
Questions And Answers With Verified
Solutions Already Passed!!! Latest
Updated 2024
If a tobacco field is diagnosed with manganese toxicity symptoms, the best thing a
farmer can do is: - ANSWER✔✔be sure to correct the soil pH before planting his
tobacco next year.

Which of the following crops would be most likely to respond to potassium
applications? - ANSWER✔✔Alfalfa

How does CEC influence plant availability of a nutrient present in the soil solution
as a cation? - ANSWER✔✔As CEC increases, plant availability improved.

A soil has poor P availability. How will this affect the observed response to added
nitrogen fertilizers? - ANSWER✔✔Nitrogen response will be limited by the
inadequate P supplies.

In scientific language, cation exchange capacity (CEC) is expressed in
milliequivalents/ 100 g soil. If a farmer's soil test says that her soil has 142 ppm of
potassium, how many pounds/ acre of potassium does her soil have? -
ANSWER✔✔284 pounds/ acre

For no-till corn, why is a slightly higher rate of N fertilizer recommended? -
ANSWER✔✔because N losses to immobilization and denitrification are higher in
no-till systems.

Which element can be taken up by plants as either an anion or a cation? -
ANSWER✔✔Nitrogen

The form in which nitrogen exists at the start of its mineralization process is: -
ANSWER✔✔as part of soil organic matter

, Which of the following elements is NOT essential for plant growth? -
ANSWER✔✔Silicon

At which stage should you take samples for plant analysis of corn? -
ANSWER✔✔one-half of plants beginning to silk

Aluminum toxicity is most likely to be a problem when: - ANSWER✔✔soil pH is
very low.

For which agricultural chemical phase would layers of clothing be advised? -
ANSWER✔✔Solid

Potassium can be fixed on soll clays is chree different positions: edge, internal,
and para.
Which position is most likely to be released to soil solution? - ANSWER✔✔Para

Which type of clay mineral would have the highest P retention? -
ANSWER✔✔Amorphous clay

You see tobacco plants that are dark green, severely stunted, and have yellow
flecks in lower leaves. What is the likely culprit? - ANSWER✔✔inadequate soil
phosphorus

Which of the following nitrogen forms would cause the largest drop in soil pH? -
ANSWER✔✔Anhydrous ammonia

What factors cause ammonium in the soil to be mineralized to nitrate? -
ANSWER✔✔A pair of soil bacteria is responsible for this reaction.

The scenatio under which banded starter fertilizer is most likely to benefit corn is:
- ANSWER✔✔no-till, early planted, low soil test

The most common uptake form of potassium is as: - ANSWER✔✔K+

What is the main reason for doing plant analysis? - ANSWER✔✔to accurately
diagnose nutrient deficiencies.

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