. Diseases of greenhouse crops and their control . Vegetables; Plant diseases; Plant diseases. Fig. II. a. Sling psychrometer, an instrument used to determine the relative humidity in the air, b. case Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Taubenhaus, Jacob Joseph, 1884-1937. New York : E. P. Dutton

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Keywords: ., bookcentury1900, bookdecade1920, bookpublishernewyo, bookyear1920