Assertion: propionic acid's effect | /r/HasProperty | noted
Facets:
value: during studies
type: TEMPORAL
Source sentences:
text: No inhibitory effect, either on the methanogenic or on the acetogenic step, was noted, up to concentrations of 6 g litre−1 when the pH was ⩾ 7·4.
text: Since no ill effects were noted during studies conducted using treated hay, the feeding of treated hay to horses appears to be safe (1,2,3).