Changes in technology and labor requirements in crop production : corn, cotton, wheat and oats

著者

• National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.)

書誌事項

Changes in technology and labor requirements in crop production : corn, cotton, wheat and oats

（Report, A-5, A-7, A-10 . Studies of changing techniques and employment in agriculture）

Work Projects Administration, National Research Project, [1939]

タイトル別名

Technology and labor : corn, cotton, wheat and oats

収録内容

• Changes in technology and labor requirements in crop production : corn / by Loring K. Macy, Lloyd E. Arnold, and Eugene G. Mckibben
• Changes in technology and labor requirements in crop production : cotton / by William C. Holley and Lloyd E. Arnold
• Changes in technology and labor requirements in crop production : wheat and oats / by Robert B. Elwood...[et al.]

詳細情報

• NII書誌ID(NCID): BB03528010
• 出版国コード: us
• タイトル言語コード: eng
• 本文言語コード: eng
• 出版地: Philadelphia
• ページ数/冊数: 3 v. in 1
• 大きさ: 26 cm
• 親書誌ID:
  • BA32132344