TY  - BOOK
AU  - Prins,W.H.
AU  - Arnold,G.H.
TI  - The role of nitrogen in intensive grassland production / 
SN  - 9022007340
AV  - S592.6.N5 R64 1980
PY  - 1980///
CY  - Wagenigen
PB  - Agricultural Publishing and Documentation
KW  - Soils
ER  -