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Discrete size class nymph measurement (Membracidae)
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Knowledge graph centered on Discrete size class nymph measurement (Membracidae) with 24 nodes and 95 connections. Top connected: Unknown, Ligusticum porteri, Asteraceae, Lepidoptera, Artemisia.
Description
Visual size estimation of treehopper nymphs using reference cards with actual nymphs of known sizes glued to cards, calibrated weekly with caliper measurements of sample nymphs.
Typical Equipment
- index cards with reference nymph sizes
- 0.02 mm caliper
Output Measurements
- nymph instar stage
- nymph size distribution
- average instar per plant