Results 51 to 60 of about 283,727 (340)

Distribution and Size of Barnacle Chelonibia patula Fouling Blue Crab Callinectes amnicola in Southeast Nigeria

open access: yesCroatian Journal of Fisheries, 2016
The distribution and occurrence of epibionts on the dorsal carapace, ventral carapace and chela of 325 specimens of Callinectes amnicola (De Rocheburne, 1883) (103.4 - 138.7 mm carapace width) from the Qua Iboe (QIRE) and Imo River (IRE) estuaries in ...
Udoh James Philip, Otoh Aniekan Johnny
doaj   +1 more source

Nematodes of common Hexagrammidae species from the Far-Eastern Seas of Russia

open access: yesИзвестия ТИНРО, 2014
Nematoda parasites of five greenling species from the Far-Eastern Seas ( Pleurogrammus azonus , P . monopterygius , Hexagrammos octogrammus , H . lagocephalus , H . stelleri ) are investigated.
Galina F. Solovyeva, Zoya I. Motora
doaj   +1 more source

Appearance of oak lace bug (Corythucha arcuata Say, 1832) on sweet chestnut in Hungary (Heteroptera: Tingidae)

open access: yesFolia Oecologica, 2020
Oak lace bug (Corythucha arcuata) has caused increasing damage throughout Europe since its appearance in 2000. In Hungary, it has become a dangerous pest of Quercus species in recent years.
Kovács Gabriella Enikő   +3 more
doaj   +1 more source

Can outsourcing pest and disease control help reduce pesticide expenditure? Evidence from rice farmers

open access: yesAgribusiness, EarlyView.
Abstract Outsourcing pest and disease control (PDC) has grown rapidly worldwide, especially in developing countries. Although numerous studies have investigated various advantages of outsourcing PDC, little is known about its impact on pesticide expenditure.
Pengcheng Wang   +2 more
wiley   +1 more source

Efficacy of Different Pet Treat Formulations to Prevent Infestation by the Mite Tyrophagus putrescentiae [PDF]

open access: yes, 2018
The pet food industry is a major part of the high-value processed food market in the USA and worldwide. Pest control associated with pet foods is an important activity. The mite Tyrophagus putrescentiae is a prolific cosmopolitan species that can infests
Mallie, Jacqueline   +2 more
core  

Resistance of Scotch Pine Varieties to Zimmerman Pine Moth (Lepidoptera: Pyralidae) and Its Impact on Sales in a Choose and Cut Christmas Tree Plantation [PDF]

open access: yes, 2017
Nine varieties of Scotch pine, Pinus sylvestris, were assessed for their susceptibility to Zimmerman pine moth, Dioryctria zimmermani, in a choose and cut Christmas tree plantation.
Sadof, Clifford S
core   +3 more sources

Assessing Agricultural Green Total Factor Productivity in Latin America

open access: yesAgribusiness, EarlyView.
ABSTRACT The agricultural sector in Latin America plays a vital role in ensuring food security while impacting the environment. However, there remains a lack of analysis regarding the inputs responsible for pollution within its sub‐technologies. Hence, this article aims to assess agricultural green total factor productivity (TFP) through a novel ...
Tianxiang Li   +2 more
wiley   +1 more source

A comparative assessment of the methods of control of water hyacinth infestation with regards to fish production [PDF]

open access: yes, 1993
Water hyacinth (Eichhornia crassipes) has been subject of three control methods since its arrival into the Nigerian freshwater lagoon system in 1984 - mechanical, chemical and biological.
Adekoya, B.B.   +4 more
core  

Biogeographical patterns of endolithic infestation in an invasive and an indigenous intertidal marine ecosystem engineer [PDF]

open access: yes, 2019
By altering the phenotypic properties of their hosts, endolithic parasites can modulate the engineering processes of marine ecosystem engineers. Here, we assessed the biogeographical patterns of species assemblages, prevalence and impact of endolithic ...
Gektidis, Marcos   +6 more
core   +1 more source

Species diversity and molecular taxonomy of symbiotic crustaceans on Portunus pelagicus (Linnaeus, 1758) in Vietnam, with remarks on host records and morphological variation

open access: yesNauplius, 2022
The blue swimming crab (Portunus pelagicus (Linnaeus, 1758)) is an economically and ecologically important species in Vietnam, and a potential subject for aquaculture as well.
Binh Thuy Dang   +4 more
doaj   +1 more source

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