TY  - BK
AU  - Bockman,O.Ch
AU  - Kaarstad,O.
AU  - Lie,O.H.
AU  - Richards,I.
TI  - Agriculture and fertilizers:  Fertilizers in perspective
SN  - 82-90861-01-X
U1  - 338.16 
PY  - 1990///
CY  - Oslo (Norway)
PB  - HYDRO, 
KW  - Agricultural chemicals
KW  - Agricultural development
KW  - AGROVOC
KW  - Alternative farming
KW  - Application rates
KW  - Environmental protection
KW  - Europe
KW  - Fertilizer application
KW  - Fertilizer industry
KW  - Fertilizers
KW  - Food supply
KW  - Plant production
KW  - Pollution
KW  - Soil deterioration
ER  -