| 000 | 00000nam 2200000zi 4500 |
| 001 | 9.952991 |
| 003 | CaOODSP |
| 005 | 20250708120413 |
| 006 | m o d f |
| 007 | cr mn||||||||| |
| 008 | 250708s1934 onc o f000 0 eng d |
| 040 | |aCaOODSP|beng|erda|cCaOODSP |
| 086 | 1 |aFs52-3/82EE-PDF |
| 100 | 1 |aNeedler, Alfreda Berkeley |d1903-1951 |eauthor. |
| 245 | 10|aSex reversal in Ostrea virginica / |cauthor A. Berkeley Needler. |
| 250 | |aReport for 1934. |
| 264 | 1|a[Ottawa] : |bBiological Board of Canada, |c1934. |
| 300 | |a1 online resource (5 pages). |
| 336 | |atext|btxt|2rdacontent |
| 337 | |acomputer|bc|2rdamedia |
| 338 | |aonline resource|bcr|2rdacarrier |
| 490 | 1 |aManuscript reports of the biological stations ; |vno. 82E |
| 500 | |aCover title. |
| 500 | |aDigitized edition from print [produced by Department of Fisheries and Oceans]. |
| 520 | |a"Since 1930 some observations on sex ratios of oysters living under natural conditions have been carried on and these were continued in 1934. Each year a number of oysters of known sex have been marked so that their is now a record of the sex of these oysters over several years. Experiments have been carried out to determine the effect of crowding on sex exchange"--Page [1]. |
| 650 | 0|aAmerican oyster|xDevelopment|xEndocrine aspects|xResearch. |
| 650 | 0|aIntersexuality in animals|xResearch. |
| 650 | 0|aCrowding stress in animals|xResearch. |
| 650 | 6|aHuître américaine|xDéveloppement|xAspect endocrinien|xRecherche. |
| 650 | 6|aHermaphrodisme chez les animaux|xRecherche. |
| 650 | 6|aStress dû à la surpopulation chez les animaux|xRecherche. |
| 710 | 2 |aBiological Board of Canada, |eissuing body. |
| 794 | |tSex reversal in Ostrea virginica / |bReport for 1935|w(CaOODSP)9.952992 |
| 795 | |tSex reversal in Ostrea virginica / |bReport for 1933|w(CaOODSP)9.952990 |
| 830 | #0|aManuscript reports of the biological stations ;|vno. 82E.|w(CaOODSP)9.899091 |
| 856 | 40|qPDF|s767 KB|uhttps://publications.gc.ca/collections/collection_2025/mpo-dfo/fs52-3/Fs52-3-82E-eng.pdf |