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Induction of sexual forms in the rose aphid Macrosiphum rosae

✍ Scribed by K. Wöhrmann; D. F. Hales; J. Tomiuk; E. M. Schmiedt; G. Rettenmeier


Book ID
114777021
Publisher
Springer
Year
1991
Tongue
English
Weight
597 KB
Volume
61
Category
Article
ISSN
0013-8703

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✍ Kenk, Roman 📂 Article 📅 1941 🏛 John Wiley and Sons 🌐 English ⚖ 759 KB

Dugesia tigrina ( syn. Euplanaria tigrina, Planaria maculata) reproduces in nature in two different ways ; sexually, by egg capsules, and asexually, by fission. This fact was first observed by Curtis ( '02, p. 556) who studied the life cycle of D. tigrina in the vicinity of Falmouth, Massachusetts.