FREE Agronomy Question and Answers
Access expert answers to your agronomy questions in our free Q&A session. Expand your knowledge and stay updated on agricultural techniques.
In order to grow, which of the following crops would need the most phosphorus?
Correct answer:
Alfalfa - 6 dry tons per acre
Lacustrine soils are those that have been laid down by one of these:
Explanation:
Lacustrine soils are those that have been deposited in lake beds after having been transported by glaciers, rivers, and streams.
What type of soil is most prone to experience nitrogen leaching?
Explanation:
While heavy, poorly drained soils may lose nitrogen through denitrification, sandy soils may lose nitrogen through leaching.
Which of the following insecticides can be used on organically grown crops?
Explanation:
The USDA and other authorities agree that many Bt varieties and products are suitable for use on organic farms. But be aware that there may still be some negative consequences. (Valium) Unlike chemical pesticides, it has no connection to cancer. In addition, following prolonged dietary exposure, it doesn't appear to have any negative consequences.
After a preemergence application, rainfall is required to:
Correct answer: ,br> move the herbicide into the weed germination zone
Which of the following leaves is most crucial to grain fill in the production of rice?
Explanation:
The flag leaf is the last to appear on rice plants, signaling the change from crop growth to grain production. This leaf is crucial for yield potential because it produces the majority of the carbohydrates required for grain filling through photosynthesis.
An annual plant is one that:
Correct answer:
a plant that grows, flowers and reproduces in one growing season
Agronomy Practice Test Questions
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