(1) Aside from the occasional curious swan, fish or dragonfly I’m alone for the duration of my 40-minute dip.
(2) These connectivity patterns indicate that the networks may synthesize patterns of activity needed for biological function; in this case, flight patterns carried out in the mesothoracic ganglion of the dragonfly.
(3) The chromosomes of the active previtellogenic oocytes of the dragonfly Cordulia aenea L. extrude into the cytoplasm a substance, which is subsequently found there in the form of granulofibrillar masses.
(4) A neuropeptide with adipokinetic activity in Locusta migratoria and hypertrehalosaemic activity in Periplaneta americana was purified by reversed-phase high performance liquid chromatography from the corpus cardiacum of the dragonfly, Libellula auripennis.
(5) The flight muscle preparations of the dragonfly Pantala flavescens and the aquatic beetle Cybister confusus showed extremely low levels of lactic dehydrogenase activity and high levels of alpha-glycerophosphate dehydrogenase (insoluble) activity.
(6) The larvae of dragonflies and scale insects revealed the highest activity (eliminated from 67 to 77% cercaria).
(7) Research on the transmission of Hemiurid Trematode Halipegus ovocaudatus in experimental and natural conditions demonstrates the following: --the miracidium grows into a sporocyst producing rediae in the Mollusc Planorbis planorbis; -- the cystophorous cercariae become mesocercariae in the hemocoele of Copepodes or finally Ostracodes when swallowed; -- the mesocercariae become matacercariae in the mesenteron of larval Odonates (Zygoptera and Anisoptera) when these larvae swallow the Crustacea; -- the metacercariae become become adults in the Amphibial Rana ridibundal perezi which feeds on dragonflies.
(8) Retinoids in the compound eyes of nymphs and adult dragonflies in 11 families of the 3 suborders were extracted by the oxime method, and analysed by high performance liquid chromatography.
(9) Differences in oxygen consumption attributable to apparent specific dynamic action (SDA) were measured in relation to feeding level in the dragonfly naiad Somatochlora cingulata exposed to low pH and sublethal aluminum concentration plus low pH.
(10) The apposition eyes of the corduliid dragonfly Hemicordulia tau are each divided by pigment colour, facet size and facet arrangement into three regions: dorsal, ventral, and a posterior larval strip.
(11) Cercariae penerate and encyst in dragonfly nymphs, Tramea sp., Libellula sp., Anax sp., and in damselfly nymphs, Enallagma spp.
(12) The mechanical action and innervation of the major flight muscles of dragonflies are described.
(13) The injection of low doses of bacteria into the aquatic larvae of dragonflies (Aeschna cyanea, Odonata, Paleoptera) induces the appearance in their hemolymph of a potent antibacterial activity.
(14) The ovaries consist of large number of panoistic ovarioles in the last instar nymph and the adult dragonfly Orthetrum chrysis (Selys).
(15) Simultaneous recordings from over 50 neural cells were obtained from the dragonfly ganglia.
(16) You may find bitterns making their basso profundo hoot, or you could see otters, dragonflies and adders.
(17) Experiments have been made on 4 dragonfly species -- Sympetrum vulgatum, S. flaveolum, S sanguineum, S. danae.
(18) It is assumed that high-frequency spatial filtering in dragonflies is provided by strong lateral inhibition in retinotopic projection.
(19) The behaviour of the dragonfly E. fatime was observed in the field in the Near East, in Turkey and on Rhodos in the summers of 1971 and 1973.
(20) However, the ventral area of the true dragonflies' compound eye which did not include the large ommatidia contained both retinals, and the 3-OH ratio was more than ten.
Termite
Definition:
(n.) Any one of numerous species of pseudoneoropterous insects belonging to Termes and allied genera; -- called also white ant. See Illust. of White ant.
Example Sentences:
(1) In this study, the blood cholinesterase activity, the number of hours engaged in termite-control work, general conditions, and various test values were examined regularly in eight workers at a termite-control office.
(2) Bacteria, capable of growth on N-free medium in the presence of nitrogen gas, were isolated from all termites, except N. exitiosus and N. walkeri, and were identified as Enterobacter.
(3) Eroded termite hills were not found to be of epidemiological importance.
(4) The sternal gland of primitive termites of the genus Zootermopsis (Z. nevadensis or Z. angusticollus) (Hagen) seems more organized than that of higher termites, in being comprised of three cell layers.
(5) Chlorpyrifos, an organophosphorus insecticide, has been used as a termite control agent since regulatory measures against the use of chlordane were taken in September, 1986.
(6) Chlorpyrifos (O, O-diethyl-3,5,6-trichloro-2-pyridinyl phosphorothioate; CP) has been used for insecticide to prevent infestation of termites.
(7) So pry between the boards of the housing recovery and the termites start crawling out.
(8) For example, 1,4-dichlorobenzene is used chiefly against termites in soil; trichlorobenzenes are used as solvents for pesticides and also as heat transfer agents with PCBs; the mixture of trichlorobenzene and tetrachlorobenzene is applied in controlling shellfish predators; and hexachlorobenzene is applied to wheat as a fungicide in some countries and as an additive to rubber products.
(9) As a kid, she remembers him keeping termite farms in the house, to study.
(10) Termites had damaged the heel and sole of a white Pierre Cardin shoe.
(11) Inheritance from an ancestor common to Cryptocercus and the lower termites remains the most logical explanation for the presence of the unique cellulolytic oxymonad, trichomonad and hypermastigote flagellates in these two groups.
(12) Thirteen bacterial morphotypes in the paunch were described in detail: seven were observed only in R. flavipes, three were observed only in C. formosanus, and three were common to both termite species.
(13) Allegations of termite infestation, porcelain plates dating back 1,000 years found broken, and an ancient wooden screen accidently immersed in water during restoration work, have also damaged the museum's professional reputation.
(14) The trail pheromone of the African Termite Schedorhinotermes lamanianus has been investigated.
(15) Eriatu explains that one of the biggest problems they want Farm-Africa to help them with are termites, which eat up the cuttings before they germinate.
(16) A study was made on occupational exposure to CP of termite control workers engaged in spraying this organophosphorus insecticide.
(17) A significant negative correlation was noted between the number of hours engaged in termite-control work and variations in the plasma cholinesterase activity.
(18) Significant findings were as follows: Most of the pest control operators wore gum gloves and gas masks when involved in termite control.
(19) Closely related cellulolytic protozoa reside in the hindguts of extant woodroaches (Cryptocercidae) and termites (Isoptera).
(20) Among the facultative bacteria capable of growth on mesquite wood which were isolated from the asceptically dissected hind-gut of the termite Reticulitermes hesperus were two strains of Bacillus cereus, one strain each of Arthrobacter, Alcaligenes and Serratia, and a very small Gram-negative fermentative rod.