Results 91 to 100 of about 42,164 (194)

Science materials for the gifted in grades two and three [PDF]

open access: yes, 1958
Thesis (Ed.M.)--Boston ...
Emery, Ann   +3 more
core   +1 more source

Control of bacterial disease in small scale fresh-water aquaculture: Project R0754. Project completion report December 1998 - May 1999 [PDF]

open access: yes, 1999
The work presented here represents an 18-month study to examine the relationship between environmental conditions, bacterial load in the water and bacteria levels in tissue macrophages of a range of clinically healthy freshwater fish species, farmed in a
Crumlish, M., Thompson, K.
core  

The Compendium of Scheduled Violations and Scheduled Fines, 2011 [PDF]

open access: yes, 2011
This Compendium of Scheduled Violations and Scheduled Fines is designed and published by the Iowa Department of Public Safety and the Department of Natural Resources.

core  

Exact Tests for Two-Way Contingency Tables with Structural Zeros [PDF]

open access: yes
Fisher's exact test, named for Sir Ronald Aylmer Fisher, tests contingency tables for homogeneity of proportion. This paper discusses a generalization of Fisher's exact test for the case where some of the table entries are constrained to be zero.
Luke J. West, Robin K. S. Hankin
core   +1 more source

Dietary source for skin alkaloids of Dendrobatid poison frogs [PDF]

open access: yes, 2010
Žabe porodice Dendrobatidae sadrže otrovne alkaloide u kožnim žlijezdama. Dugo se smatralo da ih same sintetiziraju, no istraživanjem je dokazano kako su alkaloidi ipak porijeklom od malih člankonožaca kojima se hrane.
Baškiera, Senka
core   +2 more sources

THE SEXUAL ORIENTATION OF CELIE IN ALICE WALKER’S THE COLOR PURPLE [PDF]

open access: yes, 2012
The objectives of this research are to reveal the factors that cause Celie to become a lesbian and to describe Celie‟s homosexual identity development.
RISANTI INTAN, AL BALUNI
core  

The Glass Frogs (Centrolenidae) from the "Río Palenque" Science Center, western Ecuador, with the description of a new species

open access: yes, 2016
Ecuador has the biggest number of amphibian species per unit of area in the world (425 species in 276,840 km2). In the last decade, conservative estimates indicate that at least 26 species of Ecuadorian amphibians have declined or gone extinct.
Cisneros-Heredia, Diego F   +1 more
openaire   +1 more source

Notes on the reproductive biology of the glass frog Centrolene bacatum (Anura: Centrolenidae)

open access: yesPhyllomedusa: Journal of Herpetology, 2014
Paul M. Hampton, Kelly L. Otto
openaire   +3 more sources

Four Neotropical frog species exhibit shared and distinct skin bacterial communities in a laboratory setting. [PDF]

open access: yesMicroPubl Biol
Jansari V   +31 more
europepmc   +1 more source

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