أجريس - النظام الدولي للعلوم الزراعية والتكنولوجيا

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Hybrid intensification of plant height in cotton and the relationship of node number and internodal length to the phenomenon

1930

Ware, J.O.

National Agricultural Library - United States of America


Meteorology Instruments

1930

Agriculture and Agri-Food Canada | University of Lethbridge Library

University of Lethbridge - Canada

Straw Shelter For Dairy Heifers

1930

Agriculture and Agri-Food Canada | University of Lethbridge Library

University of Lethbridge - Canada

Horse Barn and Shed

1930

Agriculture and Agri-Food Canada | University of Lethbridge Library

University of Lethbridge - Canada

Irrigation Ditch

1930

Agriculture and Agri-Food Canada | University of Lethbridge Library

University of Lethbridge - Canada

Self Feeder

1930

Agriculture and Agri-Food Canada | University of Lethbridge Library

University of Lethbridge - Canada

Muscle Shoals

1930

National Agricultural Library - United States of America

Textile foundation

1930

National Agricultural Library - United States of America