scholarly journals Bark and Wood Boring Insects—Past, Present, and the Future Knowledge We Need

Insects ◽  
2021 ◽  
Vol 12 (1) ◽  
pp. 28
Author(s):  
Dimitrios N. Avtzis ◽  
Ferenc Lakatos

Bark and wood-boring insects represent a very diverse group of insects that includes bark and ambrosia beetles, cerambycids, weevils, jewel beetles, or even anobiids from the order of beetles (Coleoptera), but in the broader sense other insect orders like Lepidoptera (e [...]

Insects ◽  
2020 ◽  
Vol 11 (11) ◽  
pp. 749
Author(s):  
Giacomo Cavaletto ◽  
Massimo Faccoli ◽  
Lorenzo Marini ◽  
Johannes Spaethe ◽  
Gianluca Magnani ◽  
...  

Traps baited with attractive lures are increasingly used at entry-points and surrounding natural areas to intercept exotic wood-boring beetles accidentally introduced via international trade. Several trapping variables can affect the efficacy of this activity, including trap color. In this study, we tested whether species richness and abundance of jewel beetles (Buprestidae), bark and ambrosia beetles (Scolytinae), and their common predators (i.e., checkered beetles, Cleridae) can be modified using trap colors different to those currently used for surveillance of jewel beetles and bark and ambrosia beetles (i.e., green or black). We show that green and black traps are generally efficient, but also that many flower-visiting or dark-metallic colored jewel beetles and certain bark beetles are more attracted by other colors. In addition, we show that checkered beetles have color preferences similar to those of their Scolytinae preys, which limits using trap color to minimize their inadvertent removal. Overall, this study confirmed that understanding the color perception mechanisms in wood-boring beetles can lead to important improvements in trapping techniques and thereby increase the efficacy of surveillance programs.


2020 ◽  
Vol 113 (6) ◽  
pp. 2745-2757 ◽  
Author(s):  
Matteo Marchioro ◽  
Davide Rassati ◽  
Massimo Faccoli ◽  
Kate Van Rooyen ◽  
Chantelle Kostanowicz ◽  
...  

Abstract Bark and ambrosia beetles are commonly moved among continents within timber and fresh wood-packaging materials. Routine visual inspections of imported commodities are often complemented with baited traps set up in natural areas surrounding entry points. Given that these activities can be expensive, trapping protocols that attract multiple species simultaneously are needed. Here we investigated whether trapping protocols commonly used to detect longhorn beetles (Coleoptera: Cerambycidae) and jewel beetles (Coleoptera: Buprestidae) can be exploited also for detecting bark and ambrosia beetles. In factorial experiments conducted in 2016 both in Italy (seminatural and reforested forests) and Canada (mixed forest) we tested the effect of trap color (green vs purple), trap height (understory vs canopy), and attractive blend (hardwood-blend developed for broadleaf-associated wood-boring beetles vs ethanol in Italy; hardwood-blend vs softwood-blend developed for conifer-associated wood-boring beetles, in Canada) separately on bark beetles and ambrosia beetles, as well as on individual bark and ambrosia beetle species. Trap color affected catch of ambrosia beetles more so than bark beetles, with purple traps generally more attractive than green traps. Trap height affected both beetle groups, with understory traps generally performing better than canopy traps. Hardwood-blend and ethanol performed almost equally in attracting ambrosia beetles in Italy, whereas hardwood-blend and softwood-blend were more attractive to broadleaf-associated species and conifer-associated species, respectively, in Canada. In general, we showed that trapping variables suitable for generic surveillance of longhorn and jewel beetles may also be exploited for survey of bark and ambrosia beetles, but trapping protocols must be adjusted depending on the forest type.


Mycologia ◽  
2001 ◽  
Vol 93 (5) ◽  
pp. 991 ◽  
Author(s):  
Frost Rollins ◽  
Kevin G. Jones ◽  
Paal Krokene ◽  
Halvor Solheim ◽  
Meredith Blackwell

Author(s):  
Mario Orlando Estrada Virgen ◽  
Armando Burgos Solorio ◽  
Claudio Rios Velasco ◽  
Armando Falcón-Brindis ◽  
Knut Björn Artur Däunert Medina ◽  
...  

2021 ◽  
Vol 22 (19) ◽  
pp. 10222
Author(s):  
Jacob A. Pawloski ◽  
Hassan A. Fadel ◽  
Yi-Wen Huang ◽  
Ian Y. Lee

Meningiomas represent a phenotypically and genetically diverse group of tumors which often behave in ways that are not simply explained by their pathologic grade. The genetic landscape of meningiomas has become a target of investigation as tumor genomics have been found to impact tumor location, recurrence risk, and malignant potential. Additionally, targeted therapies are being developed that in the future may provide patients with personalized chemotherapy based on the genetic aberrations within their tumor. This review focuses on the most common genetic mutations found in meningiomas of all grades, with an emphasis on the impact on tumor location and clinically relevant tumor characteristics. NF-2 and the non-NF-2 family of genetic mutations are summarized in the context of low-grade and high-grade tumors, followed by a comprehensive discussion regarding the genetic and embryologic basis for meningioma location and phenotypic heterogeneity. Finally, targeted therapies based on tumor genomics currently in use and under investigation are reviewed and future avenues for research are suggested. The field of meningioma genomics has broad implications on the way meningiomas will be treated in the future, and is gradually shifting the way clinicians approach this diverse group of tumors.


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