Why it is not possible to quantify plant growth hormones and signalling molecules from dry plants? it deteriorates or what?

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Marpha Telepova-Texier

Dear Muhammad,

In plant physiologie generally is accepted the expérience with living plants;

and plant growth hormones - proteines - were also study in not dry plants.

Best regards,

MTT

Duraid K. Al-Taey

Dear Muhammad , I think there is away to estimation the plant hormones according to dry weight depending on colorimetric methods