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CRSS 3060 Exam 2 with correct Answers
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CRSS 3060 Exam 2 with correct Answers
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CRSS 3060 Exam 2 with correct AnswersPlant growth factors - Answers -Water, air, sunlight, nutrients
Macro elements - Answers -N, P, K
Secondary elements - Answers -Ca, Mg, S
Micronutrient cations - Answers -Fe, Mn, Cu, Zn, Co
Micronutrient anions - Answers -B, Cl, Mo
Solubility leads to - Answers -Availability
What is the largest reservoir of nitrogen in soil? - Answers -Humus
What is the most limiting nutrient? - Answers -Nitrogen
What competes for nitrogen with plants? - Answers -Bacteria and fungi
Solubility rates for phosphorus? - Answers -Low
What macro element is there second least of in soil? - Answers -Phosphorus
What does phosphorus associate along with? - Answers -Fungi
What macro element is there least of in soil? - Answers -Potassium
What does potassium regulate? - Answers -Electrolyte intake
How does mineral potassium appear? - Answers -feldspars and mica
What % of CEC cations is calcium? - Answers -50-80%
What % of CEC cations is magnesium? - Answers -5-15%
What pH are the metal cations and aluminum toxic at? - Answers -4.5
What are the pollutant metals? - Answers -Hg, Pb, Cr, Cd, Ag, U
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