Results 31 to 40 of about 190,171 (308)

Embryonic development, hatching, mineral consumption, and survival of Macrobrachium rosenbergii (de Man) reared in artificial seawater in closed recirculating water system at different levels of salinity [PDF]

open access: yesMaejo International Journal of Science and Technology, 2008
This experiment aims to study the effect of different levels of salinity (5, 15 and 25 ppt) using artificial sea water on the embryonic development and hatching percentage of the eggs of unripe berried female giant freshwater prawns (Macrobrachium ...
Krasindh Hangsapreurke
doaj  

Validation of a new larval rearing unit for Aedes albopictus (Diptera: Culicidae) mass rearing. [PDF]

open access: yesPLoS ONE, 2014
The mosquito larval rearing unit developed at the Insect Pest Control Laboratory (IPCL) of the FAO/IAEA Joint Division was evaluated for its potential use for Aedes albopictus (Skuse, 1895) mass rearing in support of the development of a sterile insect ...
Fabrizio Balestrino   +3 more
doaj   +1 more source

\u3ci\u3eTomicus Piniperda\u3c/i\u3e (Coleoptera: Scolytidae) Reproduction and Development in Scots, Jack, Red and Eastern White Pine Under Laboratory Conditions [PDF]

open access: yes, 2018
The pine shoot beetle, Tomicus piniperda (L.) (Coleoptera: Scolytidae), is an exotic bark beetle in North America that was first found in the Great Lakes region in 1992. We evaluated T.
Haack, Robert A   +2 more
core   +2 more sources

Yolk resorption and larval development in the brackish river prawn Macrobrachium macrobrachion under laboratory conditions: Perspectives for aquaculture

open access: yesJournal of the World Aquaculture Society, 2023
Macrobrachium macrobrachion is an African native brackish river prawn with a high commercial value. Currently, there is little information on the post‐larval production of this species.
Guillaume Koussovi   +6 more
doaj   +1 more source

Leaf Extracts of Miconia albicans (Sw.) Triana (Melastomataceae) Prevent the Feeding and Oviposition of Plutella xylostella (Linnaeus, 1758) (Lepidoptera: Plutellidae)

open access: yesAgronomy, 2023
Sustainability in food production is an increasingly discussed issue nowadays; therefore, demands for research that can reduce production costs and ensure the quality and autonomy of production are relevant, with attention to the use of plants due to ...
Isabella Maria Pompeu Monteiro Padial   +6 more
doaj   +1 more source

Recruitment of Baltic cod and sprat stocks: identification of critical life stages and incorporation of environmental variability into stock-recruitment relationships

open access: yesScientia Marina, 2003
The recruitment processes of Baltic cod and sprat were analysed and critical periods were identified by addressing the major impact factors on individual early life history stages separately and relating observed abundance data between successive stages.
Friedrich W. Köster   +10 more
doaj   +1 more source

Computation of fish larvae self-recruitment in using forward- and backward-in-time particle tracking in a Lagrangian model (SWIM-v2.0) of the simulated circulation of Lake Erie (AEM3D-v1.1.2) [PDF]

open access: yesGeoscientific Model Development
Accurately estimating self-recruitment (SR), which is the fraction of recruits at a location that originated locally, is fundamental to understanding population connectivity.
W. Shi   +7 more
doaj   +1 more source

Effect of competitive cues on reproductive morphology and behavioral plasticity in male fruitflies [PDF]

open access: yes, 2015
Phenotypic plasticity will be favored whenever there are significant fitness benefits of responding to environmental variation. The extent and nature of the plasticity that evolves depends on the rate of environmental fluctuations and the capacity to ...
Bretman, Amanda   +3 more
core   +1 more source

Preliminary spawning and larval rearing of the sea cucumber Holothuria sanctori (Delle Chiaje, 1823): A potential aquaculture species

open access: yesAquaculture Reports, 2021
Hatchery production is critical to the successful aquaculture of a species. This study describes the first captive breeding and reports on the embryonic development and early larval stages of the sea cucumber Holothuria sanctori, a species native to the ...
Mohammad Magdy   +2 more
doaj   +1 more source

Glycotope Sharing between Snail Hemolymph and Larval Schistosomes: Larval Transformation Products Alter Shared Glycan Patterns of Plasma Proteins

open access: yesPLoS Neglected Tropical Diseases, 2012
Recent evidence supports the involvement of inducible, highly diverse lectin-like recognition molecules in snail hemocyte-mediated responses to larval Schistosoma mansoni. Because host lectins likely are involved in initial parasite recognition, we sought to identify specific carbohydrate structures (glycans) shared between larval S.
Yoshino, T.P.   +5 more
openaire   +5 more sources

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