筛选
科学数据
统计数据
共检索到61条 ,权限内显示50条;
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Porosity and water vapor conductance of two Troodon formosus eggs an assessment of incubation strategy in a maniraptoran dinosaur
- 负责人:
- DOI:
- doi:10.5061/dryad.mf103
- 摘要:
- . A geometric model composed of a hemisphere, cone, and paraboloid was used to estimate total and zonal volumes and surface areas. The 138 × 67 mm idealized Troodon egg
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Effects of increased flight on the energetics and life history of the butterfly Speyeria mormonia
- 负责人:
- DOI:
- doi:10.5061/dryad.ts705
- 摘要:
- . We measured body mass (storage), resting metabolic rate and lifespan (repair and maintenance), flight metabolic rate (flight capacity), egg
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Sperm use economy of honeybee (Apis mellifera) queens
- 负责人:
- DOI:
- doi:10.5061/dryad.7nh16
- 摘要:
- . We examined sperm use in naturally mated queens of different ages and in queens artificially inseminated with different volumes of semen. We found that queens
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Egg size and the adaptive capacity of early life history traits in Chinook salmon (Oncorhynchus tshawytscha)
- 负责人:
- DOI:
- doi:10.5061/dryad.r4ps0
- 摘要:
- can adapt to changing thermal environments. We investigated the effect of egg size on the among and within population variation in early life history
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Latitudinal variation in biophysical characteristics of avian eggshells to cope with differential effects of solar radiation. [Dataset]
- 负责人:
- Digital.CSIC;;Digital.CSIC
- 关键词:
- Biogeographical pattern Biophysical mechanisms Charadrius alexandrinus Egg coloration Egg size Latitudinal gradient UV protection
- DOI:
- doi:10.20350/digitalcsic/8540
- 摘要:
- . In addition, the effect of coloration on thermoregulation should change with egg size, as smaller eggs have higher surface-volume ratios and greater convective
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: The shape of avian eggs: assessment of a novel metric for quantifying eggshell conicality
- 负责人:
- DOI:
- doi:10.5061/dryad.zcrjdfn7s
- 摘要:
- to structural integrity, surface-area to volume ratio, egg mobility/stability, nesting behavior, and embryonic development, our proposed measure of conicality could prove
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: The optimization of fermentation conditions for producing cellulase of Bacillus amyloliquefaciens and its application to goose feed
- 负责人:
- DOI:
- doi:10.5061/dryad.27j11
- 摘要:
- °C, the initial pH of 7.0, the incubation time of 72?h and the loaded liquid volume of 75?ml per 250?ml. The effects of each factor on producing cellulase
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Host responses to foreign eggs across the avian visual color space
- 负责人:
- DOI:
- doi:10.5061/dryad.q293c9g
- 摘要:
- and cognitive mechanisms are not sufficiently understood. Historically, most studies of host egg discrimination assumed that hosts rejected a parasite’s egg from their nest
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: A treefrog with reproductive mode plasticity reveals a changing balance of selection for non-aquatic egg-laying
- 负责人:
- DOI:
- doi:10.5061/dryad.8j1hb
- 摘要:
- st experimental comparison of the selective agents that shape adult oviposition behavior and embryo developmental capacity. I quantified the sources and strength of arboreal
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: A phylogenetic analysis of egg size, clutch size, spawning mode, adult body size, and latitude in reef fishes
- 负责人:
- DOI:
- doi:10.5061/dryad.7g4c9
- 摘要:
- Theoretical treatments of egg size in fishes suggest that constraints on reproductive output should create trade-offs between the size and numb