Protected cultivation of horticultural crops worldwide von Wittwer, S.H. (Michigan State University, East Lansing, MI.), Castilla, N

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Future technological advances in agriculture and their impact on the regulatory environment von Wittwer, Sylvan H.

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Nitrogen Fixation and Agricultural Productivity von Wittwer, Sylvan H.

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Assuring our food supply — technology, resources and policy von Wittwer, Sylvan H.

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World-wide use of plastics in horticultural production von Wittwer, S.H

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Flower Power von Wittwer, Sylvan H

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Flower Power von Wittwer, Sylvan H

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Flower power: rising carbon dioxide is great for plants von Wittwer, Sylvan H

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Aliphatic Esters of 3-Indoleacetic Acid. Preparation and Activity in Parthenocarpic Fruit Induction1,2 von Weller, Lowell E, Wittwer, Sylvan H, M. Sell, Harold

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The Detection of 3-Indoleacetic Acid in Cauliflower Heads. Chromatographic Behavior of Some Indole Compounds1,2 von Weller, Lowell E, Wittwer, Sylvan H, Sell, Harold M

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The Characterization of Indole-3-acetic Acid and its Esters1 von Redemann, Carl T, Wittwer, Sylvan H, Sell, Harold M

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MEETING FUTURE FOOD NEEDS: THE CHALLENGE TO AGRICULTURE von Wittwer, Sylvan H.

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Solar energy and agriculture von Wittwer, Sylvan H.

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Flower power von Wittwer, Sylvan H

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Sustaining Agriculture with Buzzwords von Wittwer, Sylvan H.

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Aspects of CO2 Enrichment for Crop Production von Sylvan H. Wittwer

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The great promise of the 'greenhouse effect.' von Wittwer, Sylvan H

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Agriculture sustainability in a changing world order von Wittwer, Sylvan H

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Rising carbon dioxide is great for plants von Wittwer, Sylvan H

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Food Production, People, and the Future von Wittwer, Sylvan H.

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