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Proceedings of the 9th Conference of the Internati...
作者
International Soil Tillage Research Organization. Conference. (9th
出版1982
ISBN
OCLC:152733948
主題
Soils
Proceedings of the International Soil Tillage Rese...
作者
International Soil Tillage Research Organization. Conference
出版1979*
ISBN
OCLC:152398359
主題
Soils
Proceedings of the International Soil Tillage Rese...
出版1979
ISBN
OCLC:13974021
主題
Tillage
Proceedings of the 9th Conference of the Internati...
作者
International Soil Tillage Research Organization. Conference
出版1982
ISBN
OCLC:1184522730
Proceedings of the 9th Conference of the Internati...
作者
International Soil Tillage Research Organization. Conference
出版1982*
ISBN
OCLC:13060387
主題
No-tillage
Soil Tillage Conference
作者
International Soil Tillage Research Organisation / Soil Tillage Conference
ISBN
OCLC:612247948
Proceedings of the ... Conference of the Internati...
作者
International Soil Tillage Research Organisation
出版1982*
ISBN
OCLC:631448853
Proceedings of the International Soil Tillage Rese...
作者
International Soil Tillage Research Organization / International Soil Tillage Research Organization. Conference
出版1979
ISBN
CORNELL:31924000716948
主題
Tillage
Proceedings of the International Soil Tillage Rese...
作者
International Soil Tillage Research Organisation
出版1979
ISBN
OCLC:312728057
Proceedings of the 7th Conference of the Internati...
作者
International Soil Tillage Research Organization. Conference
出版1976
ISBN
CORNELL:31924002778060
主題
Soil management
Forteenth ISTRO Conference on Agroecological and E...
作者
International Soil Tillage Research Organisation / International Soil Tillage Research Organization. Conference / J. Rejman / Akademia Rolnicza (Lublin, Poland)
出版1997
ISBN
OCLC:246318392
主題
Agricultural ecology
Tillage and Traffic in Crop Production
出版1988
ISBN
OCLC:923462174
International Soil Tillage Research Organization
作者
International Soil Tillage Research Organization. Conference / Harlan E. Jensen
出版1994*
ISBN
OCLC:42263259
主題
Soil management
XIVth ISTRO Conference on Agroecological and Econo...
作者
International Soil Tillage Research Organization. Conference
出版1997
ISBN
OCLC:38435313
主題
Agricultural ecology
Soil Tillage for Agricultural Sustainability
出版1993
ISBN
OCLC:924002516
International Soil Tillage Research Organization
作者
International Soil Tillage Research Organization. Conference
出版1991*
ISBN
OCLC:47139462
主題
Soil management
XVth ISTRO Conference on Tillage at the Threshold ...
作者
International Soil Tillage Research Organization. Conference / Ward B. Voorhoes
出版2001
ISBN
OCLC:49637543
Tillage and Traffic in Crop Production
作者
International Soil Tillage Research Organization. International Conference
出版1988
ISBN
OCLC:220733204
主題
Tillage
Tillage and traffic in crop production
作者
International Soil Tillage Research Organization (ISTRO)
ISBN
OCLC:629250589
主題
Soils
Tillage and Traffic in Crop Production
作者
International Soil Tillage Research Organization. International conference
出版1988
ISBN
OCLC:221802343
主題
Soil science
XVth ISTRO Conference on Tillage at the Threshhold...
作者
International Soil Tillage Research Organization. Conference
出版2001
ISBN
OCLC:47646154
Proceedings of the International Soil Tillage Rese...
作者
International Soil Tillage Research Organization / International Soil Tillage Research Organization. Conference
出版1979
ISBN
CORNELL:31924000716948
主題
Tillage
International Soil Tillage Research Organization, ...
作者
International Soil Tillage Research Organization. Conference
出版1988*
ISBN
OCLC:25111944
主題
Soil management
Soil Tillage and Agricultural Sustainability
作者
International Soil Tillage Research Organization. Conference
出版1991
ISBN
OCLC:223349675
主題
Tillage
International Association of Research Scholars and...
作者
International Association of Research Scholars and Fellows. Symposium
出版IITA, 1998
ISBN
9781311509 / 9789781311505
主題
Agricultural productivity
Proceedings of the 7th Conference of the Internati...
作者
International Soil Tillage Research Organization. Conference
出版1976
ISBN
CORNELL:31924002778060
主題
Soil management
Soil Physics and Rice
作者
International Rice Research Institute
出版Int. Rice Res. Inst., 1985
ISBN
9789711041465 / 9711041464
主題
Technology & Engineering
Green Manure in Rice Farming
作者
International Rice Research Institute
出版IRRI, 1988
主題
Green manure crops
Completed Foreign Agricultural Research Grants
作者
United States. Science and Education Administration. International Programs Staff
出版1979
ISBN
UFL:31262087200308
主題
Agriculture
ILRI 1997
作者
International Livestock Research Institute
出版ILRI (aka ILCA and ILRAD), 1998-01-01
ISBN
9789291460373 / 9291460370
主題
Technology & Engineering