Integrated plant nutrition systems / prepared by R.N. Roy and H. Braun.
1982
Notice détaillée
Symbole[E/ECE/]AGRI/SEM.18/R.14(Summary)
TitreIntegrated plant nutrition systems / prepared by R.N. Roy and H. Braun.
DateGeneva : UN, 9 Dec. 1982.
Description
1 p.