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Productivity and erodibility of U.S. cropland microform / Ralph E. Heimlich (Agricultural ecomonic report ; no. 604)

Productivity and erodibility of U.S. cropland microform / Ralph E. Heimlich (Agricultural ecomonic report ; no. 604)
Microform図書
1989<YCA-A 1.107:604>
National Diet Library
  • Subject HeadingSoil erosion -- United States Soil productivity -- United States Land capability for agricultu...

The Erosion-productivity economics model : a user's guide / Michael R. Dicks ... [et al.] (ERS staff report ; AGES870727)

The Erosion-productivity economics model : a user's guide / Michael R. Dicks ... [et al.] (ERS staff report ; AGES870727)
Microform図書
1987<YCA-A 93.44:AGES 870727>
National Diet Library
  • Subject Heading...matical models Soil productivity -- United States -- Mathematical models Agricu...

Productivity effects of cropland erosion in the United States / Pierre R. Crosson with Anthony T. Stout.

Productivity effects of cropland erosion in the United States / Pierre R. Crosson with Anthony T. Stout.
Paper図書
Resources for the Future1983.<DM165-A39>
National Diet Library
  • Subject Heading...United States. Soil productivity -- United States. Crops and soils -- United St...

Productivity effects of cropland erosion in the United States

Productivity effects of cropland erosion in the United States
Paper図書
Pierre R. Crosson with Anthony T. StoutResources for the Future1983
Other Libraries in Japan
  • Subject HeadingSoil erosion -- United States Soil productivity -- United States Crops and soils -- United Sta...
  • Subject Heading (ID)Soil erosion -- United States Soil productivity -- United States Crops and soils -- United Sta...

Erosion and soil productivity : proceedings of the National Symposium on Erosion and Soil Productivity, December 10-11, 1984, Hyatt Regency New Orleans, New Orleans, Louisiana pbk.

Erosion and soil productivity : proceedings of the National Symposium on Erosion and Soil Productivity, December 10-11, 1984, Hyatt Regency New Orleans, New Orleans, Louisiana pbk.
Paper図書
American Society of Agricultural Engineersc1985
Other Libraries in Japan
  • Subject Heading... -- Congresses Soil productivity -- United States -- Congresses Soil erosion --...
  • Subject Heading (ID)... -- Congresses Soil productivity -- United States -- Congresses Soil erosion --...

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