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1Published 1984Subjects “...Agriculture....”
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2
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3
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4
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5
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6Published 1994Subjects “...Agricultural systems Europe....”
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7Published 1986Subjects “...Agriculture Philippines....”
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8
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9
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10
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11
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12Published 1993Subjects “...Agricultural ecology....”
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13Published 2001Subjects “...Agricultural ecology....”
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14Published 1997Subjects “...Agriculture Fiji....”
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15Published 1997Subjects “...Agriculture Fiji....”
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16by Spedding, C. R. W. (Colin Raymond William)Subjects “...Agricultural systems....”
Published 1988
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17Published 1993Subjects “...Agricultural systems Tropics....”
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18Published 1995Subjects “...Agricultural systems Research Oceania Handbooks, manuals, etc....”
Conference Proceeding Book -
19
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20Published 1993Subjects “...Agricultural systems Papua New Guinea....”
Book