Michigan State University Extension
Maple Syrup Citation Database - 00000017
04/08/98
Blum, B.M.; Koelling, M.R.
Vacuum pumping increases sap yields from sugar maple
trees.
United States. Forest Service. U.S. Forest Service
research paper NE ; 106. Upper Darby, Pa. : Northeastern
Forest Experiment Station, Forest Service, U.S. Dept. of
Agriculture, 1968. 14 p.: ill.
This information is for educational purposes only. References
to commercial products or trade names does not imply
endorsement by MSU Extension or bias against those not
mentioned. This information becomes public property upon
publication and may be printed verbatim with credit to MSU
Extension. Reprinting cannot be used to endorse or advertise
a commercial product or company.
This file was generated from data base MS on 03/22/99.
Data base MS was last revised on 04/08/98.
For more information about this data base or its contents please contact
cook@msue.msu.edu . Please read our
disclaimer for important
information about using our site.