Need for mechanization of and investments in tying stalls when the number of livestock and the work input are varied [dairy cattle, Finland]
1982
Orava, R.
书目信息
出版者
Work Efficiency Association
页码
83 p.
语言
芬兰
注释
23 graphs, 17 tables; 16 ref. Summaries (En, Fi)
ISBN
951-788-072-3
类型
Summary
1984-08-15
AGRIS AP