When potato haulms are desiccated with14C-diquat at a rate roughly equivalent to 1 1/2 1b. diquat ion per acre, no degradation products of the chemical appear in the harvested tubers.
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A. Calderbank, C.B. Morgan and S.H. Yuen, Analyst,86, 569, (1961). In this publication residues were expressed as p.p.m. of the monohydrate dibromide.
Diquat is now the accepted name for the 1,1′-ethylene-2,2′-bipyridylium ion (British Standards Institute Report No. 1831, 1961) and residues are expressed here as p.p.m. ion.
H.H. Funderburk and J.M. Lawrence, Weeds,12, 259, (1964)
P. Slade and A.E. Smith, NatureIn Press, (1967)
P. Slade, Symposium of Isotopes in Weed Research, 113, FAO/IAEA (Vienna 1966)
A. Calderbank and S.H. Yuen, Analyst,91, 625, (1966)
A. Calderbank, Residue Reviews12, 14 (1966), Springer-Verlag, New York.
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Smith, A.E. Residues in potato tubers following haulm desiccation with14C-Diquat. Bull. Environ. Contam. Toxicol. 2, 169–177 (1967). https://doi.org/10.1007/BF01684017
- Waste Water
- Water Management
- Water Pollution
- Degradation Product
- Potato Tuber