Agronomy Practice Written Test 2024 with 100% verified answers.
Generally, which nutrient deficiency causes tissues to turn purple? - correct answer Phosphorus Which of the following groups of essential elements are classified as primary? - correct answer P, N, and K A local farmer wants to apply a total of 200 pounds of nitrogen per acre on his corn.. field. He has spread 9 tons per acre of dry manure with an average analysis of 10 pounds of nitrogen per ton. How many additional pounds of nitrogen must he apply? - correct answer 110 c The smallest particle in soil is? - correct answer Clay Which of the following would be a disadvantage for applying manure to a field? - correct answer Potential Nitrogen Runoff Fertilizers are chemical compounds. The ratio of elements in a particular fertilizer (chemical) can be easily calculated by knowing the weight of the individual components. Given that the atomic weight of potassium is 39.1 (and you have 2 of these!) and oxygen is 16, what is the percentage of potassium in 200 pounds of K20? - correct answer 83% A soil is classified as "acidic" if it has a pH ... - correct answer Below 6.5 Plant analysis ... - correct answer Provides a tool to develop more efficient and economical fertilizer usage and should be correlated with soil sampling and field problems or situations The primary source of error from a soil test is ... - correct answer Field Sampling Technique A fertilizer is being advertised as an all purpose 13-13-13. What does the 13-13-13. - indicate? - correct answer NPK, 13 % nitrogen, 13% phosphorus, 13% potassium
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