Nitrogen.

Autor: Elliott, D. E., Reuter, D. J., Growden, B., Schultz, J. E., Muhlhan, P. H., Gouzos, J., Heanes, D. L.
Zdroj: Journal of Plant Nutrition; Jun1987, Vol. 10 Issue 9-16, p1761-1770, 10p
Databáze: Complementary Index