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Effect of Chromium on the Growth of Unicellular Chlorophyceae and Diatoms
- R. Hervey
- Botanical Gazette
- 1 September 1949
1. Seven species of Chlorophyceae and diatoms were cultured over a period of 56 days in two different basal media in the presence of graded concentrations of chromium ranging from 0.0001 to 32 p.p.m.… Expand
Intraocular irritation evaluation of benzalkonium chloride in rabbits.
The purpose of this study was to define the threshold for intraocular irritation of benzalkonium chloride, a preservative used in some formulations which enter the anterior segment of the eye during… Expand
NITROGEN FIXATION BY AZOTOBACTER CHROOCOCCUM IN THE PRESENCE OF SOIL PROTOZOA
Occurrence of Cotton Fiber Contaminated by Aerobacter Cloacae
Some Characteristics of a Proteolytic System from Phymatotrichum omnivorum. ∗ †
- A. A. Burgum, J. Prescott, R. Hervey
- Chemistry, Medicine
- Proceedings of the Society for Experimental…
- 1 January 1964
Summary The existence of proteolytic enzymes has been shown in 4 strains of Phymatotrichum omnivorum of varying stages of pathologic and physiologic vigor. One other strain failed to exhibit… Expand
Acute ocular toxicity of ethylene oxide, ethylene glycol, and ethylene chlorohydrin.
Comparative toxicity of dexamethasone and its tertiary butyl acetate ester after topical ocular instillation in rabbits.
Acute ocular toxicity for normal and irritated rabbit eyes and subacute ocular toxicity for ethylene oxide, ethylene chlorohydrin, and ethylene glycol.
SOIL ORGANIC MATTER, CROP YIELDS, AND LAND USE IN THE TEXAS BLACKLAND
Stimulation of soil micro-organisms by antibiotics.
- R. Hervey
- Antibiotics & chemotherapy