Results 101 to 110 of about 4,571 (160)

Relative growth and sexual maturity in the marine crabs, Portunus (Portunus) sanguinolentus (Herbst) and Portunus (Portunus) pelagicus (Linnaeus) along the southwest coast of India [PDF]

open access: yes, 1996
The relative growth of the secondary sexual characters like chela in male and abdomen in female of Portunus (Portunus) sanguinolentus and P.(P.) pelagicus was studied and the results presented.
Neelakantan, B, Sukumaran, K K
core   +1 more source

MORFOMETRI RAJUNGAN (Portunus pelagicus) DI PERAIRAN SAMBIROTO PATI [PDF]

open access: yes, 2019
Rajungan (Portunus pelagicus) merupakan salah satu produk perikanan yang memiliki nilai ekonomi tinggi, karena permintaan pasar terus meningkat berbanding lurus dengan penangkapan yang meningkat. Hal ini ditujukan volume produksi
RINDIKA , WAHYU
core   +1 more source

Valorization of crab shell waste into chitin, chitosan, and carboxymethyl chitosan: Extraction, chemical modification, and characterization

open access: yesNext Materials
Crustacean exoskeleton waste derived from blue swimming crab (Portunus pelagicus) in Bangladesh represents an abundant yet underutilized bioresource. This study investigates the conversion of this waste into chitin, chitosan, and carboxymethyl chitosan ...
Md. Sahin Ahmed   +2 more
doaj   +1 more source

PENGARUH REAKSI DEASETILASI DENGAN BANTUAN ULTRASONIKASI TERHADAP KITIN HASIL ISOLASI DARI CANGKANG Portunus pelagicus ASAL PROBOLINGGO [PDF]

open access: yes, 2014
ABSTRAK Kitosan merupakan polisakarida dari monomer glukosamin. Potensi aplikasinya untuk reaksi organik dan industri farmasi sangat luas. Paper ini melaporkan hasil studi optimasi isolasi kitosan dari cangkang rajungan lokal (Portunus pelagicus) asal ...
Suratmo, Suratmo   +3 more
core  

Molting and reproduction in portunus pelagicus

open access: yes, 2010
This investigation describes ovarian maturation stages in the female reproductive system, evidence for histones in sperm nuclei and novel morphological changes that occur during spermiogenesis in the male blue swimming crab, portunus pelagicus.
Michael James Stewart (13788409)
core  

Genome-wide SNP analyses reveal population structure of Portunus pelagicus along Vietnam coastline - Fig 1

open access: yes, 2019
Sampling map of Portunus pelagicus and surface currents following northeast (bold line) and southwest (dash line) monsoons, INSET: Mekong River (black box) in Mekong delta, Vietnam.
Binh Thuy Dang (7821836)   +3 more
core   +1 more source

Age and growth in two marine portunid crabs, Portunus (Portunus) sanguinolentus (Herbst) and Portunus (Portunus) pelagicus (Linnaeus) along the southwest coast of India [PDF]

open access: yes, 1997
Age and growth of two marine protunid crabs, Portunus (Portunus) sanguinolentus and P. (P.) pelagicus was investigated based on the data collected from the commercial catches landed at Mangalore, Malpe and Karwar, three major fish landing centres in ...
Neelakantan, B, Sukumaran, K K
core   +1 more source

Maturation process and reproductive cycle in two marine crabs, Portunus (Portunus) sanguinolentus (Herbst) and Portunus (Portunus) pelagicus (Linnaeus) along the Karnataka coast [PDF]

open access: yes, 1998
In the development of ovary of Portunus (Portunus) sanguinolentus and P. (P.) pelagicus, six maturity stages have been recognised by gross examination, i.e., immature virgins, immature resting, early maturing, late maturing, mature and spent.
Neelakantan, B, Sukumaran, K K
core   +1 more source

Sintasan, Kondisi Pertumbuhan, Pertumbuhan Penciri dan Faktor yang Mempengaruhi Pertumbuhan Kepiting Portunus pelagicus (Decapoda: Portunidae) di Ekosistem Mangrove Desa Kuala Langsa

open access: yesJurnal Kelautan Tropis
The study was conducted in May - June 2018 in the water bodies of the mangrove ecosystem of Kuala Langsa Village with the aim of knowing survival, growth conditions, growth characteristics and environmental factors that affect the growth of Portunus ...
Andika Putriningtias   +8 more
doaj   +1 more source

Analysis of Distribution and Season of Crab (Portunus pelagicus) in Indonesia Waters

open access: yesGrouper
Blue swimming crab (BSC) (Portunus pelagicus) is an Indonesian export commodity for America. The distribution of BSC can be found in the seas of Java, Madura, Sumatra, Bangka Belitung, Kalimantan and Sulawesi. Differences in BSC habitat conditions and climatic conditions in various Indonesian marine locations influence the distribution and abundance of
Dimas Jaya Subakti   +2 more
openaire   +2 more sources

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