Fertilizer experiments; the need for a long-term approach.
G.Kemmler and H.Malicornet.
Fertilizer experiments; the need for a long-term approach. - Bern IPI 1989 - IPI Research Topics No.1 .
"Kemmler, G."
TR 631.816.001.5 405 M9
Fertilizer experiments; the need for a long-term approach. - Bern IPI 1989 - IPI Research Topics No.1 .
"Kemmler, G."
TR 631.816.001.5 405 M9


