Research paper NE-(series). NE-106. Vacuum pumping increases sap yields from sugar maple trees [with list of literature cited]; by Barton M. Blum and Melvin R. Koelling.
Publication Title:
Vacuum pumping increases sap yields from sugar maple trees [with list of literature cited]; by Barton M. Blum and Melvin R. Koelling.
Display Title:
Research paper NE-(series). NE-106. Vacuum pumping increases sap yields from sugar maple trees [with list of literature cited]; by Barton M. Blum and Melvin R. Koelling.
Series Title:
Research paper NE-(series).
Corporate Agency Authors:
Forest Service and Agriculture Dept.
Sort Author:
Forest Service
Authors:
Blum, Barton M. and Koelling, Melvin R.
Author place:
Washington, DC
Author zip:
20250
Date:
1968
Publish Date ISO Format:
1968-01-01T00:00:00Z
Publication Start:
19680101
Publication End:
19681231
Corporate/Agency Author:
Forest Service
Publication month:
13
Publication year:
1968
SuDoc number:
A 13.78:NB-(nos.)
Description:
cover title, 14 p. il.
Notes:
[Text on p. 2 of cover. Abstract cards Inserted.] and (Northeastern Forest Experiment Station, Upper Darby, Pa.)
Notes:
(Northeastern Forest Experiment Station, Upper Darby, Pa.) † Distribution Made by Issuing Office.