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1Foilsithe / Cruthaithe 1988LEABHAR
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2Green manure in rice farming the role of green manure crops in rice farming systems, 25-29 May 1987.Foilsithe / Cruthaithe 1988LEABHAR
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3
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4Foilsithe / Cruthaithe 1978LEABHAR
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5Foilsithe / Cruthaithe 1975LEABHAR