TY  - GEN
AU  - Pessi,Yrjo
TI  - On the effect of rolling upon the barley and oat crop yield and upon the thermal conditions of cultivated peat land
PY  - 1956///
CY  - Helsinki
KW  - Barley and Oat
KW  - Crop Yield
KW  - Cultivated
KW  - Peat Land
ER  -