November/December 2009 Quiz

Question 1 of 9

Carbon sequestration through reduced tillage has been noted as an option to help reduce the carbon footprint of dairy farming and agriculture in general. However, adopting no-till farming practices gradually reaches equilibrium where no net gain or loss of carbon is seen in the soil. After what point is this equilibrium reached? — pg 745

20 years

10 years

5 years

50 years