Forms of Nitrogen N2N2 X R-NH 2 R-NH 2 is organically bound form of nitrogen NH 4 + Decomposition Of O.M. Uptake by plant Uptake by plant NO 2 - NO 3.
Unit 3 Chapter 9 A View of the Earths Past. Section 1. Geologic Time The scale outlines the development of Earth and life on Earth. It is the summary.
