TY  - BOOK
AU  - Krause, W..
TI  - Part XIII:Application of vegetion science to grassland husbandray / 
SN  - 90 6193 194 0
U1  - I 
CY  - The Hague : 
PB  - Dr.W.Junk b.v.-Publishers.
KW  - Synecology
ER  -