Definitions for "NPN"
Refers to the order in which the semiconductor is doped in a bipolar junction transistor.
Transistor with P-type base
one of the two alternative types of bipolar transistors
Keywords:  rumen, microbes, urea, nitrogen, true
Non-Protein Nitrogen - Nitrogen not derived from true or naturals protein, but can be used by rumen microbes to build protein i.e. urea.
Keywords:  necessary, purchase
No Purchase Necessary
National Performance Network (see SUPPORT).