An official website of the United States government
Here's how you know
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
As a library, NLM provides access to scientific literature. Inclusion in an NLM database does not imply endorsement of, or agreement with,
the contents by NLM or the National Institutes of Health.
Learn more:
PMC Disclaimer
|
PMC Copyright Notice
1New York Agricultural Experiment Station, Geneva, New York
1
Read before the joint session of the American Society of Plant Physiologists, American Society for Horticultural Science, and the Physiological Section of the Botanical Society of America with the A. A. A. S., held at Rochester, New York, June 17, 1936. Also an introduction to the recommendations on the determination of plant enzymes contemplated by the Committee on Chemical Methods of the American Society of Plant Physiologists.
Approved by the Director of the New York State Agricultural Experiment Station for publication as Journal Paper no. 181.