Mobile Plant Analysis Lab @ pifCamp, Slovenia
DIY sap press
just use a garlic press :-)
What the heck is a "petiole"?
"In botany, the petiole is the stalk that attaches the leaf blade to the stem. The petiole is the transition between the stem and the leaf blade."
Literature and Links
Handbook of Methods for Plant Analysis
Near-Infrared Spectroscopy in Food Analysis - Encyclopedia of Analytical Chemistry
Download here: File:NIR_food_analysis.pdf
Soil And Plant Analysis - Use A Lab Or Do It Yourself
SCiO: Explore More! A Pocket Molecular Sensor For All!