scholarly journals Maintenance and Selection of Strains Exhibiting Specific Wing Form and Body Colour under High Density Conditions in the Brown Planthopper, Nilaparvata lugens(Homoptera:Delphacidae)

1992 ◽  
Vol 27 (3) ◽  
pp. 445-454 ◽  
Author(s):  
Sunao MOROOKA ◽  
Sumio TOJO
2016 ◽  
Vol 70 ◽  
pp. 24-31 ◽  
Author(s):  
Xinda Lin ◽  
Yun Yao ◽  
Bo Wang ◽  
Mark D. Lavine ◽  
Laura Corley Lavine

Agronomy ◽  
2021 ◽  
Vol 11 (11) ◽  
pp. 2327
Author(s):  
Xiaorong Xu ◽  
Liang Chen ◽  
Hantao Zhou ◽  
Ming Tang

The prevention and control of planthoppers represent important issues for rice production. Current long-term control methods rely on pesticides, which raise concerns about environmental pollution. Recently, evidence has suggested that bacterial symbionts are important factors influencing the formation of Hemiptera insect biotypes and the selection of host plants for insects, which suggesting that targeting bacterial communities may be an effective alternative method for planthopper control. In this study, we perturbed the bacterial communities of the brown planthopper, Nilaparvata lugens, by feeding antibiotic-treated rice and used RNA-seq to examine the transcriptome of normal rice fed with perturbed BPHs by RNA-seq. Our results showed that the composition of the bacterial communities significantly changed after the perturbation, which was accompanied by changes in distinct biological processes of rice, especially the phenylpropanoid biosynthesis pathway, compared with the effect of the BPH feeding on rice without bacterial communities perturbation. Our work establishes a protocol for bacterial communities perturbation in BPH, demonstrating the link between bacterial community and the responses to BPH feeding and providing new insights into the interaction between BPH and rice.


2002 ◽  
Vol 46 (3) ◽  
pp. 135-143 ◽  
Author(s):  
Shin-ichirou Syobu ◽  
Hatsuko Mikuriya ◽  
Junichirou Yamaguchi ◽  
Masafumi Matsuzaki ◽  
Masaya Matsumura

2020 ◽  
Vol 23 (1) ◽  
pp. 21-33
Author(s):  
A B M A Uddin ◽  
K S Islam ◽  
M Jahan ◽  
A Ara ◽  
S Afrin

Studies were conducted on resurgence of brown planthopper (BPH), Nilaparvata lugens (Stål) and its possible management through a survey in six different regions (viz Tanore, Rajshahi; Niamatpur, Naogaon; Nachole, Chapai Nawabganj; Sadar, Dinajpur; Tarash, Sirajganj and Trishal, Mymensingh). Farmer’s perception of BPH resurgence and its management was more or less similar in different regions with some exception. About 60% farmers were able to identify BPH and 40% farmer could identify the pest problem at the later stage of the infestation when burning symptom was visible in patches. All the respondent farmers (100%) relied on use of insecticide where the selection of insecticide as well as its application was not appropriate. Bangladesh Rice j. 2019, 23(1): 21-33


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