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5Texto bibliotecaFAO IT
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6Texto bibliotecaUAAAN MX
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7
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8conference_item bibliotecaUNESCO
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10Texto bibliotecaFAO IT
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11Journal Article bibliotecaCGIAR
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13by Walker, B.H. (ed.), International Union of Biological Sciences, Paris (France) eng
Published 1987Texto bibliotecaFAO IT -
14bibliotecaIICA
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15by Walker, B., Queensland Dept. of Primary Industries, Brisbane (Australia) eng, FAO, Rome (Italy). Plant Production and Protection Div. eng
Published 1990Texto bibliotecaFAO IT -
16by Walker, B., Queensland Dept. of Primary Industries, Brisbane (Australia) eng, FAO, Rome (Italy). Plant Production and Protection Div. eng
Published 1990Texto bibliotecaFAO IT -
17by Walker, B., Queensland Dept. of Primary Industries, Brisbane (Australia) eng, FAO, Rome (Italy). Plant Production and Protection Div. eng
Published 1990Texto bibliotecaFAO IT -
18by Walker, B., Queensland Dept. of Primary Industries, Brisbane (Australia) eng, FAO, Rome (Italy). Plant Production and Protection Div. eng
Published 1990Texto bibliotecaFAO IT -
19by Walker, B., Queensland Dept. of Primary Industries, Brisbane (Australia) eng, FAO, Rome (Italy). Plant Production and Protection Div. eng
Published 1990Texto bibliotecaFAO IT -
20by Misad S.,Carlos, Walker B.,Kenneth, Valbuena,José R., Guerra S.,Claudio, Camus A.,Mauricio, Ocqueteau,Mauricio, Loyola,Sandra, Zoroquiain,Pablo
Published 2020Digital revistaSCIELO