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		No cover image available Agriculture's ethical horizon [electronic resource] / Robert L. Zimdahl. by Zimdahl, Robert L \| ProQuest (Firm). Material type: Text; Format: electronic available online ; Nature of contents: ; Literary form: Not fiction Publication details: Amsterdam ; Boston : Academic Press, c2006Online access: Click to View Availability: No items available. Add to cart (remove)
		No cover image available Fundamentals of weed science [electronic resource] / Robert L. Zimdahl. by Zimdahl, Robert L \| ProQuest (Firm). Edition: [3rd ed.].Material type: Text; Format: electronic available online ; Literary form: Not fiction Publication details: Amsterdam ; Boston : Elsevier/Academic Press, c2007Online access: Click to View Availability: No items available. Add to cart (remove)
		Six chemicals that changed agriculture / Robert L. Zimdahl. by Zimdahl, Robert L [author.]. Material type: Text; Format: available online ; Literary form: Not fiction Publisher: Amsterdam, [Netherlands] : Academic Press, 2015Copyright date: 2015Online access: Click to View Availability: No items available. Add to cart (remove)
		Six chemicals that changed agriculture / Robert L. Zimdahl. by Zimdahl, Robert L [author.]. Material type: Text; Format: available online ; Literary form: Not fiction Publisher: Amsterdam, [Netherlands] : Academic Press, 2015Copyright date: 2015Online access: Click to View Availability: No items available. Add to cart (remove)

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