R. Gabriëls

REFERENCE METHOD FOR PHYSICAL AND CHEMICAL CHARACTERIZATION OF GROWING MEDIA : AN INTERNATIONAL COMPARATIVE STUDY

O. Verdonck, R. Gabriëls, W. Van Keirsbulck, 1991 .

STANDARDIZATION OF GROWING MEDIA ANALYSIS AND EVALUATION : CEN/ISO/ISHS

R. Gabriëls, 1995 .

SUBSTRATE REQUIREMENTS FOR PLANTS

O. Verdonck, R. Gabriëls, 1988 .

SUBSTRATE REQUIREMENTS FOR POT PLANTS IN RECIRCULATING WATER CULTURE

O. Verdonck, R. Gabriëls, O. Mekers, 1986 .

A RAPID METHOD FOR THE DETERMINATION OF PHYSICAL PROPERTIES OF GROWING MEDIA

R. Gabriëls, W. Keirsbulck, H. Engels, 1993 .