Results 111 to 120 of about 4,329,416 (222)

Effects of Topography on Tree Community Structure in a Deciduous Broad-Leaved Forest in North-Central China [PDF]

open access: yes, 2019
Topography strongly influences the compositional structure of tree communities and plays a fundamental role in classifying habitats. Here, data of topography and 16 dominant tree species abundance were collected in a fully mapped 25-ha forest plot in the
Dang, Chaoqi   +8 more
core   +1 more source

Length-Weight Relationships, Reproduction, Hepatosomatic Index of The Lesser Spotted Catshark, Scyliorhinus canicula [L.] The Sea of Marmara, Turkey

open access: yesBalıkesir Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2018
Some biological aspects of 91 lesser spotted catshark Scyliorhinus canicula [L.] were examined. The samples were caught with trawl hauls from Bandırma Bay in the years of 2013-2014. Total lenghts of fishes ranged from 18.0-47.4 cm while their weights ranged from 28.78-583.78 g. It was observed that lenght-weight increased allometrically. As the overall
Hatice TORCU KOÇ, Zeliha ERDOĞAN
openaire   +2 more sources

Reproductive biology of Yellowfin Seabream Acanthopagrus latus in coastal waters of Hormozgan [PDF]

open access: yesبوم‌شناسی آبزیان, 2012
Some reproductive biology features of Yellowfin Seabream Acanthopagrusl atus including gonadosomatic index, hepatosomatic index, sex ratio, macroscopic and microscopic survey of gonad development, frequency of different maturationstages and absolute and ...
Shahlah Nikkhah Khaje Ataei   +5 more
doaj  

Incorporation of whole lupin, Lupinus albus, seed meal in commercial extruded diets for Rainbow Trout, Oncorhynchus mykiss: Effect on growth performance, nutrient digestibility, and muscle fatty acid composition [PDF]

open access: yes, 2012
Whole lupin seed meal was evaluated as partial replacement for fishmeal in extruded diets for rainbow trout, with particular emphasis on the effect on growth performance and apparent digestibility coefficient (ADC) of protein, lipids, carbohydrates, and ...
Bórquez Ramírez, Aliro   +4 more
core   +1 more source

Evaluation of the reproductive cycle and gonadal development in the climbing perch, Anabas testudineus (Bloch, 1792) in captivity

open access: yesJournal of Fisheries, 2022
The climbing perch Anabas testudineus, the most demanded indigenous fish species of India, were used for the evaluation of reproductive strategy and gonadal development at first maturation under the controlled laboratory condition.
Chokki Veettil Priyatha   +1 more
doaj  

Sex steroid levels, reproductive indices and histological examination of gonads in adult male and female Caspian shemaya, Alburnus chalcoides [PDF]

open access: yes, 2017
Reproductive status of Alburnus chalcoides adults from Anzali Wetland was investigated by histological examination of gonads, assessment of sex steroids (i.e. Progesterone (P), Estradiol-17ß (E2), Testosterone (T)) and reproductive indices (i.e. absolute
Ahmadnezhad, M.   +2 more
core  

Effect of different light regimes on the maturational progress of the whitespotted rabbitfish (Siganus sutor) [PDF]

open access: yes, 2013
In this study, the effects of different light regimes on the reproductive activity of a typical Indo-Pacific coral reef rabbitfish, Siganus sutor, were evaluated.
Hosseinzadeh, H.   +3 more
core  

Biochemical variation during ovarian vitellogenic growth in a hill stream teleost Garra mullya (Sykes) due to cadmium toxicity [PDF]

open access: yes, 1991
Some biochemical variations during ovarian vitellogenic growth in hill-stream teleost Garra mullya due to sublethal concentration of cadmium has been discussed.
Khan, E.A.   +4 more
core  

Some Observations on Relationships of the Liver, Ovary and Body Weights for Pipefish Species at the Lake Bafa Coasts (Muğla)

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2019
This study aims to determine various relationships between liver, gonad and body weights of the two pipefish species caught in two breeding seasons from the Bafa Lake (Muğla) coasts between 2014 -2016.
Sule Gurkan, Ertan Taskavak, Deniz Innal
doaj   +1 more source

Body morphometrics, swimming diversity and niche in demersal sharks: a comparative case study from the Mediterranean Sea

open access: yesScientia Marina, 2010
Seven demersal shark species belonging to six families, obtained from the southern Mediterranean Sea, were selected as representative of different putative swimming modes, inhabited depths and trophic levels.
Umberto Scacco   +2 more
doaj   +1 more source

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