ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The melanic form of P. titea is deplorans, and is quite similar to the monacharia form of the European P. pedaria. This black form is generally regarded as an industrial melanic, having first appeared in New Jersey in 1915, and markedly increased in frequency around industrial centres of the ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/222585b0