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The scientific principles of crop protection.

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Manylion Llyfryddiaeth
Prif Awdur:	Martin, Hubert
Fformat:	Printed Book
Iaith:	English
Cyhoeddwyd:	London, New York, Edward Arnold; Crane, Russak [1973]
Rhifyn:	6th ed.
Pynciau:	Pests > Control Pesticides

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