Environmental quiz
2-3 Nitrogen Cycle. Nitrogen Cycle Nitrogen – production of proteins and nucleic acids 79% of atmosphere – N 2 gas Most plants and animals cannot capture.
Soybeans!!!. Soil Fertility -pH of 6.2 to 7.0 -pH controls: lime (acid), anhydrous ammonia (base) -Potassium - 1.4 lbs. per acre -Phosphorous -.8 lbs.
“It’s more than just dirt” -Mr. Shefferly 3.4 The Soil System.
3.4 The Soil System
