Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Mayhew
1953
Mallard
E 44
Experimental Egg No. Relative Humidity No. at R.H. Date Laid Date Set Fertile Date Hatched Water Condition*
1 65 1 2/26 3/3 — — 1
2 65 2 2/22 3/3 + — still alive 1
3 75 1 2/26 3/3 + — 1
4 75 2 2/25 3/3 + — 0
5 75 3 2/23 3/3 — — 0
6 85 1 2/25 3/3 — — 1
7 85 2 2/26 3/3 + 3/30 1
8 40 1 2/21 3/3 + — 1
9 40 2 2/22 3/3 + 3/30 1
10 40 3 3/3 3/3 — — 2
11 40 4 3/27 3/3 + 3/30 2
12 40 5 3/ — 3/3 — — 2
13 65 3 3/1 3/3 + 3/30 2
14 65 4 2/27 3/3 + 3/30 2
15 65 5 3/1 3/3 + 3/30 2
16 75 4 2/27 3/3 + — 0
17 75 5 3/2 3/3 + 3/30 2
18 75 6 2/28 3/3 + 3/29 2
19 75 7 3/2 3/3 + 3/30 1
20 85 3 2/28 3/3 + 3/31 2
21 85 4 3/3 3/3 + 3/30 2
22 85 5 2/28 3/3 + — 2
23 65 6 3/6 3/10 + — 1
24 65 7 3/8 3/10 + — 1
25 65 8 3/4 3/10 + 4/6 2
26 65 9 3/8 3/10 + 4/6 2
27 75 8 3/10 3/10 — — 0
28 75 9 3/6 3/10 — — 1
29 75 10 3/5 3/10 + — 1
*0=no dipping 1=dip once a week 2=dip every day