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Ans_03921
DE: Präparat A3b, 1: 100. Eupteris aquilina
EN: Specimen A3b, 1: 100. Eupteris aquilina
| Record Name | Ans_03921 |
|---|---|
| Photographer | Werder |
| Dating | 1959 |
| Caption | Nectar formation (phytomorphology). Frond stalk t.s., branching of next order stalk. Nectaries partially blackened, phosphatase reaction. Blackening of nectaries starting from the leading bundle of the lateral peduncle. Optics: eyepiece 6 x Periphan, objective 10 x, illumination 5 V. Agfa microplate: developer HMP soft, exposure time 4II, development time 5I. Orthobrom 82 soft: developer HMP soft, exposure time 4II, development time 5I. |
| Caption (German) | Nektarentstehung (Phytomorphologie). Wedelstiel quer, Abzweigung eines Stiels nächster Ordnung. Nektarien zum Teil geschwärzt, Phosphatase-Reaktion. Schwärzung der Nektarien vom Leitbündel des seitlichen Stiels ausgehend. Optik: Okular 6 x Periphan, Objektiv 10 x, Beleuchtung 5 V. Agfa-Mikroplatte: Entwickler HMP weich, Belichtungszeit 4II, Entwicklungszeit 5I. Orthobrom 82 weich: Entwickler HMP weich, Belichtungszeit 4II, Entwicklungszeit 5I. |
| Physical description | Fotografie : Silbergelatine-Abzug |
| Format | Spezialmass |
| Special size | 13,5 x 9 cm |
| Colour | schwarz/weiss |
| Orientation | Hochformat |
| Categories |
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| License | CC BY-SA 4.0 |
| Copyright notice | ETH-Bibliothek Zürich, Bildarchiv / Fotograf: Werder / Ans_03921 / CC BY-SA 4.0 |
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