International Certified Crop Adviser-
Nutrient Management Questions and
Answers (Latest Update 2024)
A soil that has a pH value less than 7.0 - Correct Answer
✅Acid Soil
A condition identified by the presence of oxygen - Correct
Answer ✅Aerobic
Amount of supplemental nutrient required by a crop for a
realistic yield goal (yield potential), after all the soil, water,
plant, and air credits are considered. Agronomic rates
consider nutrient credits from all soil tests, legumes, manure
residuals, and any other nutrient source - Correct Answer
✅Agronomic nutrient rate
A soil that has a pH value greater than 7.0 - Correct Answer
✅Alkaline soil
A potassium aluminum sulfate or ammonium aluminum
sulfate - Correct Answer ✅Alum
,International Certified Crop Adviser-
Nutrient Management Questions and
Answers (Latest Update 2024)
A form of nitrogen that is available to plants and is derived
from fertilizer addition and soil organic matter mineralization
- Correct Answer ✅Ammonium (NH4+)
Non-pressure solution of ammonium nitrate in water usually
standardized to 20% nitrogen used for direct application or
for making multinutrient liquid fertilizer. Analysis is 20-0-0 -
Correct Answer ✅Ammonium nitrate solution
A group of phosphorus fertilizers manufactured by the
reaction of anhydrous ammonia with superphosphoric acid to
produce either solid or liquid fertilizers - Correct Answer
✅Ammonium phosphates
Fertilizer material with an analysis of 21-0-0. Also contains
24% sulfur - Correct Answer ✅Ammonium sulfate
A condition identified by the absence of oxygen - Correct
Answer ✅Anaerobic
, International Certified Crop Adviser-
Nutrient Management Questions and
Answers (Latest Update 2024)
Fertilizer in pressurized gas form, made by reacting nitrogen
in air with hydrogen gas (H2) under high temperature and
pressure in the presence of a catalyst. The analysis is 82-0-0 -
Correct Answer ✅Anhydrous ammonia (NH3)
1,000 pounds of live animal weight; a term used to determine
volumes of animal manure produced - Correct Answer
✅Animal unit
An ion with a negative charge. Common soil anions are
chloride, nitrate, sulfate and bicarbonate - Correct Answer
✅Anion
The sum total of exchangeable anions that a soil can adsorb
at a specific pH. Expressed as centimoles of charge per
kilogram (cmolc/kg) of soil or milliequivalents per 100 g of
soil (meq/100 g of soil) - Correct Answer ✅Anion exchange
capacity
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