Preliminary Investigation into Tree Dryness in Hevea brasiliensis (Wild. Ex Adr. De Juss) Muell. Arg. by Path Analysis of Tree Dryness and Latex Parameters

The correlative path analysis between tree dryness and four latex parameters was studied in eleven clones of Hevea brasiliensis.The latex parameters used for evaluation were initial volume, initial flow Master Cylinders rate, final volume and plugging index with tree dryness as the dependent factor.Estimates of direct and indirect effects of each o

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Quality Marker Discovery and Quality Evaluation of Eucommia ulmoides Pollen Using UPLC-QTOF-MS Combined with a DPPH-HPLC Antioxidant Activity Screening Method

Pollen, as an important component of Eucommia ulmoides (EUP), is rich in nutrients and is receiving increasing attention.At present, there are no reports on research related to the chemical composition and quality standards of EUP, and there are significant quality differences and copyright phenomena in the market.This study used a UPLC-QTOF-MS sys

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