Jaar
1959
Auteur
Bolhuis, G.G.
Bron
Netherlands Journal of Agricultural Science 7 (1959) 2
Observations on the flowering and fructification of the groundnut, Arachis hypogaea. 4.
Jaar
1959
Auteur
Bolhuis, G.G.
Bron
Netherlands Journal of Agricultural Science 7 (1959) 2