954 resultados para Melba, Nellie, 1865-1931.


Relevância:

20.00% 20.00%

Publicador:

Resumo:

Diogenes senex Heller, 1865 sensu stricto is redescribed from specimens collected in Australia, particularly in and around the type locality of Sydney. A neotype has been designated. Comparisons of this material with other specimens identified as D. senex by a number of authors has shown that at present only the Australian material truly represents Heller's taxon.

Relevância:

20.00% 20.00%

Publicador:

Resumo:

The identity of Schizothorax griseus Pellegrin, 1931, is clarified and the species redescribed. Three new species previously identified as S. griseus are described: S. nudiventris, from the Lancang Jiang, China; S. heterophysallidos, from the Nanpan Jiang

Relevância:

20.00% 20.00%

Publicador:

Resumo:

1)本文描述了南美白对虾正常的卵子形态及发生特点,以及受精卵和非受精卵的形态学鉴别方法。2)从生产的角度出发提出了评估卵子质量的五项指标:同批卵子规格的一致程度,卵子的沉降速度,孵化膜的抗变形能力,4-8细胞期的分裂特点,扩膜卵在同批卵中所占的比例。除此外,对于亲虾持续产卵与所产卵子质量的关系等也作了相应的探讨。

Relevância:

20.00% 20.00%

Publicador:

Resumo:

http://www.archive.org/details/hawaiianislandsa00peabiala

Relevância:

20.00% 20.00%

Publicador:

Resumo:

Handwritten 1865 handwritten letter from Daniel D. Whedon to Daniel A. Whedon, his nephew, regarding slavery in relation to the Church as well as the Christian Union.