Cucumber plants were grown in six different nutrient solutions with varying compounds of iron ( \(\mathrm{FeCl}_{3}\), \(\mathrm{Fe}\)-citrate, or \(\mathrm{Fe}-\mathrm{EDTA}\) ) with and without addition of lead. The concentrations of \(\mathrm{B}, \mathrm{Ca}, \mathrm{Cu}, \mathrm{Fe}, \mathrm{Mg}
Indoor application of anti-cholinesterase agents and the influence of personal protection on uptake
β Scribed by Flemming Lander; Kaj Hinke
- Book ID
- 104667612
- Publisher
- Springer
- Year
- 1992
- Tongue
- English
- Weight
- 344 KB
- Volume
- 22
- Category
- Article
- ISSN
- 0090-4341
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β¦ Synopsis
The relationship between plasma-cholinesterase (ChE) measures and the uptake of anti-cholinesterase agents among 125 greenhouse sprayers in connection with normal working conditions were studied. An in-season ChE depression was observed indicating absorption of organophosphate (OP) or carbamate insecticides (p = 0.0001). The in-season enzyme depression among sprayers, exclusively exposed to carbamates (p = 0.06), probably reflects chronic percutaneous or oral uptake in the intervals between spraying by cultivating pretreated flowers. The frequency of applications (p = 0.03) and the wearing of protective clothings (p = 0.02) seems to be working habits, which significantly influenced the ChE activities, whereas gloves or face mask did not (p greater than 0.05). Especially, the wearing of whole-body protective clothing (p = 0.008) are of particular value in preventing percutaneous absorption.
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