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2
Agricultural resources
2
Management
1
Agricultural ecology
1
Agriculture
1
Agroforestry
1
Aja (African people)
1
Attitudes
1
Economic conditions
1
Ethnology
1
Farmers
1
Forest conservation
1
Intelligence levels
1
Land degradation
1
Medicinal plants
1
Older people
1
Risk perception
1
Rural conditions
1
Rural population
1
Slow learning children
1
Soil conservation
1
Soil fertility
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Sustainable agriculture
1
Traditional medicine
1
Traditional veterinary medicine
1
Veterinary medicine
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1由 Senkondo, Ephraim M. M.
出版 2000[Wageningen, Netherlands] : Wageningen University, [2000]211 p. : ill. ; 24 cm. -
2出版 1975Tanjungkarang : Team Penelitian Fakultas Ilmu Pendidikan, Universitas Lampung, 1975.v, 51 leaves ; 28 cm.
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5Wageningen, the Netherlands : Wageningen Agricultural University, 1993.xiii, 157 p. : ill., maps ; 25 cm.
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6由 Bontkes, Tjark Struif
出版 1999Wageningen, Netherlands : Wageningen University and Research Centre, Liaison Office, [1999]233 p. : ill. ; 24 cm. -
7由 Östberg, Wilhelm
出版 1995Stockholm : Dept. of Social Anthropology, Stockholm University : [Distributed by Almqqvist and Wiksell International], 1995.258 p. : ill. ; 21 cm.