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Agricultural productivity
45
Agriculture
31
Economic aspects
19
Agricultural industries
19
Food crops
18
Mathematical models
8
Industrial productivity
7
Crop yields
6
Agricultural innovations
6
Agriculture and state
6
Economic conditions
6
Statistics
5
Econometric models
5
Soil fertility
4
Farm management
4
Farmers
4
Irrigation farming
4
Management
4
Regional disparities
4
Research
3
Agricultural extension work
3
Agricultural laborers
3
Agricultural prices
3
Crops and climate
3
Farm income
3
Labor productivity
3
Measurement
3
Rice
2
Agricultural chemistry
2
Agricultural resources
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1著者: Jonasson, Lars### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1996Uppsala : Swedish University of Agricultural Sciences, Dept. of Economics, 1996.1 v. (various pagings) : ill. ; 24 cm. -
2著者: Shakhov, A. A. (Aleksandr Aleksandrovich)### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1993Moskva : "Nauka", 1993.415 p. : ill. ; 22 cm. -
3著者: Heshmati, Almas### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1994Göteborg : [Göteborgs universitet], 1994.x, 138 p. : ill. ; 25 cm. -
4著者: Rudra, Ashok### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1982Kalikātā : Kathāśilpa, 1982.50 p. ; 22 cm. -
5著者: Abakumov, A. I.### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1991Vladivostok : DVO AN SSSR, 1991.10 p. ; 20 cm. -
6著者: Kiselev, V. G.### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1984Moskva : Vychislitelʹnyĭ ︠t︡sentr AN SSSR, 1984.54 p. : ill. ; 22 cm. -
7出版事項 1988### CRL customization ### ?> ### Add publisher and desc details ### ?>Pushchino : Nauchnyĭ ︠t︡sentr biologicheskikh issledovaniĭ AN SSSR, 1988.248 p. ; 22 cm.
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8著者: Nikitishen, V. I. (Vladimir Ivanovich)### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1990Pushchino : Nauch. ︠t︡sentr biologicheskikh issledovaniĭ AN SSSR v Pushchine, 1990.134, [1] p. : ill. ; 20 cm. -
9著者: Pestrzhe︠t︡skiĭ, D. (Dmitriĭ)### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1906S.-Peterburg : Tip. A.S. Suvorina, 1906.96 p. -
10著者: Kost︠i︡uk, V. I.### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1990Apatity : Kolʹskiĭ nauch. ︠t︡sentr AN SSSR, 1990.22 p. : ill. ; 20 cm. -
11出版事項 1988### CRL customization ### ?> ### Add publisher and desc details ### ?>Moskva : "Nauka", 1988.131 p. : ill. ; 22 cm.
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12出版事項 1947### CRL customization ### ?> ### Add publisher and desc details ### ?>Belo Horizonte : Govêrno do Estado de Minas Gerais, 1947-v. <1 > ; 27 cm.
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13著者: Gubina, N. K. (Natalʹ︠i︡a Konstantinovna)### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1982Moskva : Nauka, 1982.155, [1] p. ; 20 cm. -
14著者: Ercelawn, Ali Alp### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1979[Islamabad] : ESCAP/QAU Project of Social Participation in Rural Development, Dept. of Economics, Quaid-i-Azam University, [1979]347 p. ; 29 cm. -
15著者: Woldehanna, Tassew### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 20002000.x, 277 p. : ill. ; 24 cm. -
16出版事項 1984### CRL customization ### ?> ### Add publisher and desc details ### ?>Moskva : In-t ėkonomiki Akademii nauk SSSR, 1984.155 p. ; 20 cm.
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17著者: Bäbler, Rudolf, 1928-### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1961Bern : Verbandsdruckerei, 1961.135 p. : ill. ; 24 cm. -
18著者: Versteeg, M. N. (Mark Nicolaas), 1946-### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1985Wageningen : Grafisch bedrijf Ponsen en Looijen, [1985]182 p. : ill., map ; 24 cm. -
19出版事項 1966### CRL customization ### ?> ### Add publisher and desc details ### ?>Madras : Government of Madras, 1966.vi, 346 p. : ill. ; 24 cm.
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20著者: Gläsel, E. J. (Ernst Julius), 1883-### CRL customization ### ?> ### Add publisher and desc details ### ?>
出版事項 1917Berlin : P. Parey, 1917.66 p. ; 25 cm.