Turf Exam 2 Questions and Answers 100% Pass

Turf Exam 2 Questions and Answers 100% Pass Which three macronutrients are most commonly referred to in a fertilizer analysis - Correct Answer ️️ -Phosphorus Potassium Nitrogen What are two strategies that can be used to improve a salted soil - Correct Answer ️️ - Irrigation Gypsum How many essential elements do turfgrasses require? Why are they often referred to as essential elements - Correct Answer ️️ -17 For oxygen, food, water movement Define CEC? Why is monitoring CEC so important for turfgrass growth and development - Correct Answer ️️ -Cation Exchange Capacity Higher CEC tends to make more fertile that retains more nutrients, low CEC soils retain less nutrients. Clays contribute to CEC, high sands mean less CEC What does 15-5-10 fertilizer analysis indicate - Correct Answer ️️ -15-Nitrogen 5-Phosphorus 10-Potassium Why is potassium often considered a plant health element? What role does it play in the turfgrass plant - Correct Answer ️️ -Guard cells- water retention, drive transpiration Increases carbohydrate storage- root growth Which macronutrient is not tested for in a routine soil test? why - Correct Answer ️️ - Nitrogen- present in different forms in the soil Expensive to test for What is the goal of a soil test - Correct Answer ️️ -soil that is chemically beneficial, to plant rooting and nutrient uptake, all while minimizing excess nutrient input/loss and/or to prevent damage to plant growth What role does potassium play within turfgrass health and growth - Correct Answer ️️ - Plant immobile, root growth to stabilize plants, with water loss What are 3 factors that must be known when calculating the amount of fertilizer to apply - Correct Answer ️️ -Scenario of the type of turf us