Assertion: cowpea's root | /r/HasProperty | extracted by an incubation method
Facets:
value: in one half of roots
type: LOCATION
Source sentences:
text: After 3 months of nematode inoculation (Harvest stage of cowpea), roots of cowpea were carefully uprooted and washed thoroughly with running tap water to avoid hanging soil particles and then hatched numbers of J 2 in eggmasses were extracted by an incubation method (Young 1954) in one half of roots.