[ Опубликовано в: economia e sociologia rural ]
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Impact of boll weevil on cotton crop in semi-arid region of Ceara
1994
Campos, R.T.
Biblioteca Nacional de Agricultura - Brazil
Social benefits of corn substitution by cassava pellets in hog ration state of Ceara
1994
Silva, A.S. da | Khan, A.S.
Biblioteca Nacional de Agricultura - Brazil
Growth and instability of income of cashew crop in the state of Ceara, Brazil
1990
Pessoa, P.F.A. de P. | Lemos, J. de J.S.
Biblioteca Nacional de Agricultura - Brazil
Criterion for implantation of technologies destined to desalinated the drinking waters reservoirs that provide the cities of the state of Ceara affected by high levels of salt
2004
Monteiro, V.P. | Pinheiro, J.C.V.
Biblioteca Nacional de Agricultura - Brazil