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A Method for the Determination of Comparative Hardiness in Seedling Alfalfas by Contolled Hardening and Artificial Freezing


Author:
Peltier, George L. and Tysdal, H.M.
Source:
USDA
Year:
1932
Format:
p. 429-444.
Language:
English
Collection:
USDA publications
Permanent URL:
http://handle.nal.usda.gov/10113/IND43968152