| Literature DB >> 20340513 |
Abstract
Entities:
Keywords: BREEDING SEASON/in sheep, effect of length of day; DAY LENGTH/effect upon breeding season; MILK/whale's; VITAMIN C/in whales milk
Mesh:
Substances:
Year: 1947 PMID: 20340513 DOI: 10.1038/160429b0
Source DB: PubMed Journal: Nature ISSN: 0028-0836 Impact factor: 49.962