Publish Year Decade: 1970 - 1979 / Sudoc Stem: A 77.23 - Blacklight Search Results

Start Over Publish Year Decade 1970 - 1979 Sudoc Stem A 77.23

1. Conservation research report. 18. Surface mulching with collon gin trash improves sandy soils by D. W. Fryrear and P. T. Koshil.

Corporate/Agency Authors:: Agricultural Research Service and Agriculture Dept.
Publisher:: Agricultural Research Service
Date:: (May 1974.)
SuDoc number:: A 77.23:18

2. Conservation research report. 17. Summer fallow in Western United States [with lists of literature cited].

Corporate/Agency Authors:: Agricultural Research Service and Agriculture Dept.
Publisher:: Agricultural Research Service
Date:: [Apr. 1974.]
SuDoc number:: A 77.23:17

3. Conservation research report. 15. Soil conservation practices and crop production in blacklands of Texas; [by Ralph W. Baird and Walter G. Knisel, jr.].

Corporate/Agency Authors:: Agricultural Research Service and Agriculture Dept.
Publisher:: Agricultural Research Service
Date:: Nov. 1971
SuDoc number:: A 77.23:15

4. Conservation research report. 14. Economic analysis of level bench systems for forage production in North Dakota [with bibliography; by Wallace McMartin, Howard J. Haas, and Wayne O. Willis].

Corporate/Agency Authors:: Agricultural Research Service and Agriculture Dept.
Publisher:: Agricultural Research Service
Date:: [Mar. 1970.]
SuDoc number:: A 77.23:14