Comparative effectiveness of liquid and solid phosphatic fertilisers on grasslands.

Autor: Karlovsky, J., Steele, K. W., Goold, G. J., Dawson, J. E., Risk, W. H.
Zdroj: New Zealand Journal of Experimental Agriculture; Sep1978, Vol. 6 Issue 3, p227-232, 6p
Databáze: Complementary Index