Zobrazeno 1 - 10
of 10
pro vyhledávání: '"S. D. Snyder"'
Publikováno v:
Journal of Vibration and Acoustics. 117:311-322
Feedforward active control of free field structural radiation using vibration control sources and piezo-electric polymer film error sensors is considered. The problem of what should be measured by the sensors is first examined, where it is shown that
Autor:
S. Naem, S. D. Snyder, Anne E. Lockyer, Thanh Hoa Le, Takeshi Agatsuma, D. T. J. Littlewood, Petr Horák, Peter D. Olson, David A. Johnston, Vr Southgate, Donald P. McManus, S. W. Attwood, Pia Ostergaard, David Rollinson, A. C. Carmichael
Publikováno v:
Parasitology. 126(Pt 3)
Schistosomes are digenean flukes, parasitic of birds, mammals and crocodiles. The family Schistosomatidae contains species of considerable medical and veterinary importance, which cause the disease schistosomiasis. Previous studies, both morphologica
Publikováno v:
Applied Engineering in Agriculture. 17
This article summarizes details of an instrumentation system for continuous measurement of environmental parameters in poultry and swine facilities. The system simultaneously measures temperatures, relative humidity, ammonia, carbon monoxide, oxygen,
Publikováno v:
The Journal of parasitology. 83(4)
Population and community descriptor values (parasites per host, prevalence per parasite species, variance/mean ratios, species density, and diversity indices) for the 7-species parasite community of 61 relatively homogeneous samples of Fundulus zebri
Autor:
S D, Snyder, J, Janovy
Publikováno v:
The Journal of parasitology. 82(1)
Cercarial behavior patterns were examined in 4 species of frog lung flukes (Haematoloechus spp.). Cercariae of Haematoloechus complexus, Haematoloechus medioplexus, Haematoloechus longiplexus, and Haematoloechus varioplexus were exposed to 3 species
Autor:
S D, Snyder, J, Janovy
Publikováno v:
The Journal of parasitology. 80(6)
Second intermediate host-specificity was examined for 2 species of the frog lung fluke genus Haematolechus. Nine species of freshwater arthropods were exposed to cercariae of H. complexus and H. medioplexus. Metacercariae of H. complexus developed in
Autor:
S D, Snyder, G W, Esch
Publikováno v:
The Journal of parasitology. 79(2)
Trematode community structure was examined in the pulmonate snail Physa gyrina over a 12-mo period. A total of 1,181 snails was collected from Charlie's Pond, North Carolina, and was found to be parasitized by 6 trematode species. Infracommunities we
Publikováno v:
The Review of scientific instruments. 21(10)