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Labor requirements of dairy farms as influenced by milking machines


Author:
Humphrey, Harold Nelson
Source:
USDA
Year:
0000
Subject:
Dairying, Equipment and supplies, and Dairy workers
Format:
17 p. : ill., 1 map ; 24 cm.
Language:
English
Publisher:
U.S. Dept. of Agriculture
Series:
Bulletin of the U.S. Department of Agriculture ; no. 423
Collection:
USDA publications
Permanent URL:
http://handle.nal.usda.gov/10113/CAT87211887