Crop physiology : some case histories /

Subjects:

Fisiología de los cultivos / by Evans, L. T.

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Crop-water relations /

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Cultivos de regadío / by Mela Mela, Pedro

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World crop protection / by Stapley, J. H.

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Mejoramiento genético de las cosechas / by Poehlman, John M.

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Breeding field crops / by Poehlman, John M.

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Quinientos consejos agrícolas / by Aguirre Andrés, Jesús

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Cultivos herbáceos extensivos / by Guerrero García, Andrés

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Semillas /

Subjects:

Principles of field crop production / by Martin, John H.

Subjects:

Apuntes de cereales y oleaginosas /

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