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Fecundity of crab Hepatus-pudibundas (herbst, 1785) (crustacea, decapoda, calappidae) in Ubatuba (SP), Brazil
(Inst Tecnologia Parana, 1995-06-01)
The egg number and the rate in which they are produced constitute important informations for the comprehension of the reproductive process. The egg number carried by a female crab is related to a body dimension (carapace ...
Oviposition of Quesada gigas (Hemiptera: Cicadidae) in coffee plants
(Soc Colombiana Entomologia-socolen, 2012-01-01)
Branches of coffee-plant were collected in Sao Sebastiao do Paraiso County, Minas Gerais State, at the Experimental Station of the Agricultural Research Company (Empresa de Pesquisa Agropecuaria de Minas Gerais - EPAMIG), ...
Comparison of eggs, larvae, and pupae of plutella xylostella (lepidoptera: Plutellidae) as prey for podisus nigrispinus (Hemiptera: Pentatomidae)
(2013-03-01)
Understanding the predation on pest insects through controlled feeding on their prey can provide insight into natural methods of pest control. The growth, survival, and development of the predatory stink bug (Podisus ...
Influence of egg pre-storage heating period and storage length on incubation results
(Fundação APINCO de Ciência e Tecnologia Avícolas, 2008-03-01)
This experiment aimed at evaluating the influence of different heating times of settable eggs of Cobb 500® broiler breeders before submitting them to different storage periods on egg weight loss, embryo mortality, and ...
Mantispa minuta Fabricius (Neuroptera : Mantispidae) on egg sacs of the orb-weaver spider Parawixia bistriata (Araneidae) in forests of Eucalyptus grandis in Brazil
(Swets Zeitlinger Publishers, 2002-08-01)
This is the first report of the interaction between the two entomophagous agents Mantispa minuta Fabricius (Mantispidae) and Parawixia bistriata Rengger, an orb-weaver spider (Araneidae). From egg sacs kept in the laboratory ...
Viscoelasticity of frozen/thawed egg yolk as affected by salts, sucrose and glycerol
(Inst Food Technologists, 1998-01-01)
Based on dynamic rheological measurements, sucrose, glycerol and magnesium chloride (MgCl2) prevented egg yolk gelation at concentrations of 2% and higher, These additives showed improved cryoprotectant effects as their ...
Fuzzy modeling to predict chicken egg hatchability in commercial hatchery
(Poultry Science Assoc Inc, 2012-10-01)
Experimental studies have shown that hatching rate depends, among other factors, on the main physical characteristics of the eggs. The physical parameters used in our work were egg weight, eggshell thickness, egg sphericity, ...
Neospora caninum infection in birds: experimental infections in chicken and embryonated eggs
(Cambridge University Press, 2007-12-01)
Neospora caninum causes economical impact in cattle-raising farms since it is implicated as the major cause of bovine abortions. Although infection by the parasite has been widely described in mammals, the role of birds ...
Studies on carbon-13 turnover in eggs and blood of commercial layers
(2006-10-01)
This paper aimed at evaluating the influence of diets containing different isotopic values of carbon-13 turnover on the half-life of egg (yolk + albumen), yolk and albumen individually, and blood of poultry using δ‰ 13C ...
Ácidos orgânicos em rações de poedeiras comerciais
(Universidade Federal de Santa Maria (UFSM), 2000-06-01)
Desenvolveu-se este trabalho com o objetivo de avaliar o efeito de ácidos orgânicos adicionados à dieta de aves de postura. Foram utilizadas 75 frangas Isa Brown de 4 meses de idade, divididas em três grupos experimentais ...