Boserup
1989
Population, the status of women, and rural development
Bose et al.
1969
Some basic considerations on agricultural mechanization in West Pakistan
Blackie
1994
Maize productivity for the 21st century: The African challenge
Vogtmann
1984
Organic farming practices and research in Europe
DE1375337U
(cg-RX-API-DMAC7.html )
DE1828874U
(de )
1961-03-30
Vorrichtung zum ausstreuen koernigen oder pulvrigen materials.
Twomlow et al.
2006
Conservation farming by basins breathes new life into small holder farmers in Zimbabwe
Byerlee
1990
Technical change, productivity, and sustainability in irrigated cropping systems of South Asia: Emerging issues in the post-green revolution era
von Braun et al.
1990
Structural adjustment, agriculture, and nutrition: policy options in the Gambia
Asamenew et al.
1993
Technology validation and transfer
DE830844C
(de )
1952-02-07
Hack- und Haeufelpflug
DE1386472U
(cg-RX-API-DMAC7.html )
Bello et al.
2025
AGRICULTURAL ADAPTATION AND COLONIAL POLICIES IN GUSAU DISTRICT DURING ECONOMIC HARDSHIP
Klansek
2002
Effects of landscape structure on Perdix perdix in Austria; outline and outlook
AT14611B
(de )
1904-01-11
Säevorrichtung an kombinierten Ackergeräten.
Ayele et al.
1999
Economic returns of Vertisol innovation: an empirical analysis of smallholders mixed farming in the highlands of Ethiopia
SwADESH et al.
1969
Some Basic Considerations on Agricultural Mechanization in West Pakistan
DE671162C
(de )
1939-02-01
Raupenbekaempfungsmittel
Sharma
1984
Economy and society of rural Gujarat in the second half of the eighteenth century: A Study based on the Haribhakti Papers
Oram
1968
The scope for and the forms of foreign aid to the agricultural sector
Johnson
1915
The Cost of Production on Missouri Farms
Umaru et al.
0
Colonialism and Agriculture in Gusau District During the Great Depression, 1929–1938
Davies
1954
Costs and Returns of Fattening Sheep on Roots in Devon: A Study of 37 Sheep Fattening Enterprises 1952/53
DE1306196U
(cg-RX-API-DMAC7.html )
DE1326666U
(cg-RX-API-DMAC7.html )