Week of collection after compost pile formation and virus tested Woodchips Woodchips Woodchips Cornstalks Cornstalks Cornstalks Combination Combination Combination Downhill Downhill Downhill
15cm 46cm 91cm 15cm 46cm 91cm 15cm 46cm 91cm 15cm 46cm 91cm
Week 1 PEDV -§ - - - - - neg - - neg - -
PRRSV - - - - - - neg - - neg - -
Week 2 PEDV neg - - - - - neg - - - - -
PRRSV neg - - - - - neg - - - - -
Week 3 PEDV neg - - - - - - - - - - -
PRRSV neg - - - - - - - - - - -
Week 4 PEDV neg - - - - - - - - - neg -
PRRSV neg - - - - - - - - - neg -
Week 5 PEDV - - - 35.18 - - neg - - - neg -
PRRSV - - - neg - - neg - - - neg -
Week 6 PEDV - - - - - - - - - - neg -
PRRSV - - - - - - - - - - neg -