TY  - GEN
TY  - GEN
T1  - Soil erosion and crop productivity
A2  - Follett, R. F.
A2  - Stewart, B. A.
LA  - eng
PP  - Madison, WI
PB  - American Society of Agronomy
YR  - 1985
UL  - https://kansalliskirjasto.finna.fi/Record/helka.9918456103506253
SN  - 0-89118-087-7 kovakantinen
KW  - Crop yields : United States.
KW  - Crop yields.
KW  - Crops and soils : United States.
KW  - Crops and soils.
KW  - Soil conservation : United States.
KW  - Soil conservation.
KW  - Soil erosion : United States.
KW  - Soil erosion.
KW  - eroosio.
KW  - maaperä.
KW  - erosion.
KW  - jord.
ER  -