Journal of Asia-pacific Entomology最新文献_第2页

Investigation on the mosquitocidal property of cis-13-Octadecenoic acid isolated from Andrographis paniculata against Aedes aegypti and Culex quinquefasciatus (Diptera: Culicidae) 从穿心莲中分离的顺式-13-十八碳烯酸对埃及伊蚊和库蚊（双翅目：蚤科）的杀蚊特性研究

IF 1.1 3区农林科学

Journal of Asia-pacific Entomology Pub Date : 2024-10-24 DOI: 10.1016/j.aspen.2024.102330

Jelin Vilvest , M.C. John Milton , Alex Yagoo , Kedike Balakrishna

{"title":"Investigation on the mosquitocidal property of cis-13-Octadecenoic acid isolated from Andrographis paniculata against Aedes aegypti and Culex quinquefasciatus (Diptera: Culicidae)","authors":"Jelin Vilvest , M.C. John Milton , Alex Yagoo , Kedike Balakrishna","doi":"10.1016/j.aspen.2024.102330","DOIUrl":"10.1016/j.aspen.2024.102330","url":null,"abstract":"<div><div>Mosquitoes are a critical global public health concern, causing millions of deaths each year due to the viral infections and diseases they spread. In recent decades, synthetic insecticides and repellents have been used to control mosquito populations and virus transmission, but they often harm the environment and non-target organisms, including humans. This research investigates the isolation, characterization, and structural elucidation of <em>cis</em>-13-Octadecenoic acid derived from Andrographis paniculata, and its effectiveness against the immature stages of Aedes aegypti and Culex quinquefasciatus. The extracts from A. paniculata underwent fractionation, with the most bioactive fractions being further purified and analyzed. Spectroscopic techniques were employed to confirm the structure of <em>cis</em>-13-Octadecenoic acid. Biological assays were then performed to evaluate its ovicidal, larvicidal, and pupicidal activities. <em>cis</em>-13-Octadecenoic acid exhibited notable ovicidal activity, causing 25 % mortality in Ae. aegypti eggs and 29 % mortality in Cx. quinquefasciatus eggs at a concentration of 2 ppm. Additionally, it showed strong larvicidal and pupicidal activities, with LC<sub>50</sub> values of 2.67 ppm and 3.39 ppm for Ae. aegypti larvae and pupae, and 3.10 ppm and 2.93 ppm for Cx. quinquefasciatus larvae and pupae, respectively. These findings demonstrate the potential of <em>cis</em>-13-Octadecenoic acid as an effective natural compound for mosquito control, highlighting the broader importance of natural products as alternatives to synthetic insecticides in the management of vector-borne diseases.</div></div>","PeriodicalId":15094,"journal":{"name":"Journal of Asia-pacific Entomology","volume":"27 4","pages":"Article 102330"},"PeriodicalIF":1.1,"publicationDate":"2024-10-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142561200","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Hibernation changes tissue specific lipophilic profile of Chilo partellus (Swinhoe) 冬眠改变了奇洛鱼（Swinhoe）的组织亲脂性特征

IF 1.1 3区农林科学

Journal of Asia-pacific Entomology Pub Date : 2024-10-22 DOI: 10.1016/j.aspen.2024.102327

Ashok K. Sau , Mukesh K. Dhillon , Sandeep Kumar , Aditya K. Tanwar

{"title":"Hibernation changes tissue specific lipophilic profile of Chilo partellus (Swinhoe)","authors":"Ashok K. Sau , Mukesh K. Dhillon , Sandeep Kumar , Aditya K. Tanwar","doi":"10.1016/j.aspen.2024.102327","DOIUrl":"10.1016/j.aspen.2024.102327","url":null,"abstract":"<div><div><em>Chilo partellus</em> undergo hibernation to survive under harsh winter conditions. We investigated changes in lipophilic profiles of larval and pupal whole body and tissues (haemolymph, fat bodies and integument) of hibernation and non-hibernation <em>C. partellus</em> strains. Significantly higher amount of lipids was found in whole body of pre-hibernation and hibernation larvae than non-hibernation larvae. At tissue level, total lipids were significantly higher in haemolymph and fat bodies of pre-hibernation, and integument of non-hibernation larvae. In whole body of larvae and pupae of hibernation and non-hibernation strains, most abundant fatty acids were oleic acid (16.4%–23%), palmitic acid (14.6%–19.3%), linoleic acid (9.3%–11.6%), palmitoleic acid (3.7%–7.3%) and stearic acid (1.7%–2.8%). Further, at tissue level, myristic, palmitoleic, palmitic, linoleic and oleic acids in fat bodies; and stearic acid in the integument of hibernation larvae were higher as compared to other body parts and larval stages of <em>C. partellus</em>. In pupal tissues, myristic, palmitic and stearic acids were higher in the haemolymph and fat bodies of non-hibernation pupae than post-hibernation pupae. Among the unsaturated fatty acids (UFAs), the palmitoleic acid significantly increased in all the larval tissues, and linoleic acid in fat bodies and integument, while oleic acid significantly decreased in integument of hibernation as compared to non-hibernation larvae of <em>C. partellus</em>. These information on adaptive remodelling of lipids at tissue level might help in future physiological, molecular, ecological and pest management studies on <em>C. partellus.</em></div></div>","PeriodicalId":15094,"journal":{"name":"Journal of Asia-pacific Entomology","volume":"27 4","pages":"Article 102327"},"PeriodicalIF":1.1,"publicationDate":"2024-10-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142535140","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Negative relationships between elevated developmental temperatures and morphological traits of different castes of bumblebees (Bombus terrestris) 发育温度升高与不同种群熊蜂形态特征之间的负相关关系

IF 1.1 3区农林科学

Journal of Asia-pacific Entomology Pub Date : 2024-10-13 DOI: 10.1016/j.aspen.2024.102326

Han Soo Kim , Jin Myeong Kim , Weiyue Qiu , Hyung Joo Yoon , Kyeong Yong Lee , Kwang Sik Lee , Byung Rae Jin

{"title":"Negative relationships between elevated developmental temperatures and morphological traits of different castes of bumblebees (Bombus terrestris)","authors":"Han Soo Kim , Jin Myeong Kim , Weiyue Qiu , Hyung Joo Yoon , Kyeong Yong Lee , Kwang Sik Lee , Byung Rae Jin","doi":"10.1016/j.aspen.2024.102326","DOIUrl":"10.1016/j.aspen.2024.102326","url":null,"abstract":"<div><div>Climate change can negatively impact the morphology and behavior of bumblebees. In particular, it can decrease the body size of workers, thereby reducing foraging activity. However, the morphological impacts of higher developmental temperatures on different castes of bumblebees remain insufficiently understood. In this study, we investigated the effects of elevated developmental temperatures on the morphological traits of different castes of bumblebees (<em>Bombus terrestris</em>). We reared queens that emerged from hibernation at different developmental temperatures: optimal (constant temperature of 27 °C), moderately high (constant temperature of 32 °C), and high (35 °C; by transferring the colony from 32 °C to 35 °C after the emergence of 10 workers). The body weight, head capsule width, body width, body length, and wing length of different castes of bumblebees significantly differed at elevated developmental temperatures. The highest impact was noted on the body width and body weight of workers, body width and wing length of queens, and body length, head capsule width, and wing length of males. Among the different castes of bumblebees, workers were most impacted by elevated developmental temperatures, followed by queens and then males. In contrast, the relative ratio of wing length to body length suggested the allometry of wing length in bumblebee castes at elevated developmental temperatures. These findings indicate that elevated developmental temperatures resulting from climate change may negatively affect the morphological traits of different castes of bumblebees.</div></div>","PeriodicalId":15094,"journal":{"name":"Journal of Asia-pacific Entomology","volume":"27 4","pages":"Article 102326"},"PeriodicalIF":1.1,"publicationDate":"2024-10-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142434388","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Dissemination of phosphorescent microbial agents by honey bees (Apis mellifera L.) in apple orchards 蜜蜂（Apis mellifera L.）在苹果园中传播磷光微生物制剂

IF 1.1 3区农林科学

Journal of Asia-pacific Entomology Pub Date : 2024-10-09 DOI: 10.1016/j.aspen.2024.102325

Jin Hyeok Choi , Soon-Il Kim , Woohyung Lee , Yong Hwan Lee , Kil Won Kim , Myeong-Lyeol Lee , Hyung Wook Kwon

{"title":"Dissemination of phosphorescent microbial agents by honey bees (Apis mellifera L.) in apple orchards","authors":"Jin Hyeok Choi , Soon-Il Kim , Woohyung Lee , Yong Hwan Lee , Kil Won Kim , Myeong-Lyeol Lee , Hyung Wook Kwon","doi":"10.1016/j.aspen.2024.102325","DOIUrl":"10.1016/j.aspen.2024.102325","url":null,"abstract":"<div><div>Honey bees are commonly used for pollination in apple orchards. This study aimed to develop a bee-vectoring scheme whereby honey bees (<em>Apis mellifera</em> L.) deliver microbial agents (<em>Bacillus amyloliquefaciens</em> MBI600) against fire blight from a dispenser at the entrance of the beehive to apple flowers. The efficiency of disseminating phosphorescent microbial agents (PMA) by honey bees was compared across four apple orchards; (A) with installed insect nets, (B) isolated on an island, (C) adjacent to other apple orchards and apiaries, and (D) near C within 50 m and without beehives. The average detection ratio of PMA on bees visiting flowers was 100 % in orchard (A) and (B), whereas in (C) and (D) it was 54.5 % and 40.0 %, respectively. Detection of PMA on apple blossoms was also 100 % in (A) and (B), but significantly low in (C) and (D) at 52.8 % and 12.9 %. In orchards (A) and (B), PMA adhered to pistils at high ratios of 98.0 % and 96.3 %, while in orchard (C), it was significantly lower at 9.3 %. Phosphorescence intensity in flowers and the proportion of apple pollen loads collected from incoming bees were also investigated. Finally compared to the orchard (A) and (B), open orchard (C) and (D) showed significantly lower microbial agent spread efficiency by honey bee vectoring. For open orchards, supplemental strategy to enhance bee vectoring could include increasing the number of hives in the orchard and temporarily relocating neighbor’s beehives during flowering, or supplying additional dispensers to nearby apiaries.</div></div>","PeriodicalId":15094,"journal":{"name":"Journal of Asia-pacific Entomology","volume":"27 4","pages":"Article 102325"},"PeriodicalIF":1.1,"publicationDate":"2024-10-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142561199","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Mode of action underlying toxicity of Camptothecin to Spodoptera frugiperda (Lepidoptera) larvae 喜树碱对 Spodoptera frugiperda（鳞翅目）幼虫的毒性所依据的作用模式

IF 1.1 3区农林科学

Journal of Asia-pacific Entomology Pub Date : 2024-09-25 DOI: 10.1016/j.aspen.2024.102322

Jun-li Lv , Wen-qing Lai , Lei Pang , Xiao-ying Zhang , Kai-yi Zheng , Qiang Zhang , Zhan-peng Lu , Zhi-sheng Wang , Fasihul Lisan , Xue-yang Wang , Lu-feng Hu , Ming-jie Deng

{"title":"Mode of action underlying toxicity of Camptothecin to Spodoptera frugiperda (Lepidoptera) larvae","authors":"Jun-li Lv , Wen-qing Lai , Lei Pang , Xiao-ying Zhang , Kai-yi Zheng , Qiang Zhang , Zhan-peng Lu , Zhi-sheng Wang , Fasihul Lisan , Xue-yang Wang , Lu-feng Hu , Ming-jie Deng","doi":"10.1016/j.aspen.2024.102322","DOIUrl":"10.1016/j.aspen.2024.102322","url":null,"abstract":"<div><div>Camptothecin (CPT) is derived from <em>Camptotheca acuminate</em> and its main action is the inhibition of the DNA topoisomerase I (Top I) complex. Therefore, CPT and its derivatives are always used as antitumor and antimicrobial agents and also have some insecticidal effects. However, the mode of action underlying the toxicity of CPT to the virulence of pests is still not fully understood. In this study, the effects of CPT on <em>Spodoptera frugiperda</em> (<em>S. frugiperda</em>) were determined by performing toxicity assessments, metabolomics, and mechanism analysis. The results showed that CPT increased the efficiency of inhibition of larval weight in a dose and time-dependent manner. In addition, the metabolomics of 5th-instar larval hemolymph was determined by UPLC-MS/MS and <sup>1</sup>H NMR analysis. UPLC-MS/MS analysis showed that the energy metabolic pathway was more important than the amino acid pathway for the resistance of <em>S. frugiperda</em> to CPT. Furthermore, metabolites involved in the energy metabolic pathway were analyzed using <sup>1</sup>H NMR, and fumarate and pyruvate were identified as interesting metabolites. Bioassays confirmed that they play a key role in enhancing the resistance of <em>S. frugiperda</em> larvae to CPT. Finally, the underlying mechanisms were found to be related to the restorative effects of the two metabolites on metabolic pathways associated with the TCA cycle. In a word, CPT is a potential biological insecticide that exhibits a strong toxicological effect against <em>S. frugiperda</em> by inhibiting the TCA cycle, which provides theoretical support for applying CPT in the control of pests.</div></div>","PeriodicalId":15094,"journal":{"name":"Journal of Asia-pacific Entomology","volume":"27 4","pages":"Article 102322"},"PeriodicalIF":1.1,"publicationDate":"2024-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142326862","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Megachilid bees (Hymenoptera: Anthophila: Megachilidae) of Ladakh: A morphological and molecular approach 拉达克的巨蜂（膜翅目：蝠科：Megachilidae）：形态学和分子方法

IF 1.1 3区农林科学

Journal of Asia-pacific Entomology Pub Date : 2024-09-24 DOI: 10.1016/j.aspen.2024.102324

Spalzin Angmo , Sayan Sardar , Tsering Stobdan , Archana Chauhan , S.I. Kazmi , A. Rameshkumar

{"title":"Megachilid bees (Hymenoptera: Anthophila: Megachilidae) of Ladakh: A morphological and molecular approach","authors":"Spalzin Angmo , Sayan Sardar , Tsering Stobdan , Archana Chauhan , S.I. Kazmi , A. Rameshkumar","doi":"10.1016/j.aspen.2024.102324","DOIUrl":"10.1016/j.aspen.2024.102324","url":null,"abstract":"<div><div>The megachilid bees of Ladakh are documented based on the collections deposited in the National Zoological Collection and the collections made from Leh district by S. Angmo during 2020–2023. Accounts of sixteen species known from this region belonging to three tribes viz., Anthidiini (03 species), Megachilini (09 species) and Osmiini (01 species) are provided. Thirteen species have been detected among which seven species, <em>Stelis scutellaris</em> Morawitz, <em>Coelioxys conoideus</em> (Illiger), <em>Coelioxys rufescens</em> Lepeletier and Serville, <em>Megachile creutzburgi</em> (Tkalců), <em>Megachile leachella</em> Curtis, <em>Megachile lagopoda</em> (Linnaeus) and <em>Megachile maritima</em> (Kirby) are new to India, while three among the remaining six species are new to Ladakh. Floral associations for the recently collected specimens are provided. The Mitochondrial COI sequences of 09 species are deposited in BOLD/NCBI among which sequences for 03 species are novel deposits. Based on the COI sequences already available in the database and the sequences deposited, a phylogenetic tree for the studied specimens has been included.</div></div>","PeriodicalId":15094,"journal":{"name":"Journal of Asia-pacific Entomology","volume":"27 4","pages":"Article 102324"},"PeriodicalIF":1.1,"publicationDate":"2024-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142327004","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Investigating the enzymatic response of Plutella xylostella L. (Lepidoptera: Plutellidae) to Metarhizium anisopliae (Metschnikoff) Sorokin (Ascomycota: Hypocreales) Infection: A Comprehensive study 调查鳞翅目褐飞虱 Plutella xylostella L. (Lepidoptera: Plutellidae) 对 Metarhizium anisopliae (Metschnikoff) Sorokin (Ascomycota: Hypocreales) 感染的酶反应：综合研究

IF 1.1 3区农林科学

Journal of Asia-pacific Entomology Pub Date : 2024-09-24 DOI: 10.1016/j.aspen.2024.102321

Abarna V.P. , Muthuswami M. , Jeyarajan Nelson S , Johnson Thangaraj Edward Y.S. , Manikanda Boopathi N. , Anita B. , Jeya Sundara Sharmila D.

{"title":"Investigating the enzymatic response of Plutella xylostella L. (Lepidoptera: Plutellidae) to Metarhizium anisopliae (Metschnikoff) Sorokin (Ascomycota: Hypocreales) Infection: A Comprehensive study","authors":"Abarna V.P. , Muthuswami M. , Jeyarajan Nelson S , Johnson Thangaraj Edward Y.S. , Manikanda Boopathi N. , Anita B. , Jeya Sundara Sharmila D.","doi":"10.1016/j.aspen.2024.102321","DOIUrl":"10.1016/j.aspen.2024.102321","url":null,"abstract":"<div><div>The diamondback moth (DBM), <em>Plutella xylostella</em>, poses a significant threat to cruciferous crops due to its resistance to conventional insecticides. Entomopathogenic fungi (EPF), such as <em>Metarhizium anisopliae</em> offer a promising solution for the management of <em>P. xylostella</em>. When exposed to lethal or sub-lethal doses of microbial insecticides especially EPF, insects often mount various immune responses as a survival mechanism, including the activation of detoxification and protective enzymes. In this study, <em>M. anisopliae</em> (Ma1) isolated from soil resulted in 94.00 ± 0.245 percent mortality of DBM at a conidial load of 1 x 10<sup>9</sup> conidia/ml, with an LC<sub>50</sub> value of 2.70 x 10<sup>6</sup> conidia/ml. The activity of various detoxifying and free radical scavenging enzymes was assessed in whole-body samples of <em>P. xylostella</em> at varying time intervals after inoculation with the entomopathogenic fungi. The results showed that the activity of the enzymes increased after 48 h of inoculation, reaching a maximum at 96 h after inoculation. After 96 h, the activity of these enzymes started to decline significantly. In conclusion, the <em>M. anisopliae</em> isolate Ma1 was found to be highly effective against <em>P. xylostella.</em> Therefore, it could be formulated using appropriate carrier material and used as a component in Integrated pest management programs. Elevated levels of detoxification and free radical scavenging enzyme expression helps in understanding the immune mechanisms in <em>P. xylostella</em> in response to <em>M. anisopliae</em> infection.</div></div>","PeriodicalId":15094,"journal":{"name":"Journal of Asia-pacific Entomology","volume":"27 4","pages":"Article 102321"},"PeriodicalIF":1.1,"publicationDate":"2024-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142535142","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Re-description of the genus Talanga Moore and the description of a new endemic species from Indonesia (Lepidoptera: Crambidae; Spilomelinae) 重新描述 Talanga Moore 属并描述印度尼西亚特有的一个新种（鳞翅目：蝶科；鞘翅目）

IF 1.1 3区农林科学

Journal of Asia-pacific Entomology Pub Date : 2024-09-24 DOI: 10.1016/j.aspen.2024.102323

Darmawan Darmawan , Jackson F. Watung , Awit Suwito , Raden Pramesa Narakusumo , Encilia Encilia , Agmal Qodri , Dhian Dwibadra , Djunijanti Peggie , Rosichon Ubaidillah , Hari Sutrisno

{"title":"Re-description of the genus Talanga Moore and the description of a new endemic species from Indonesia (Lepidoptera: Crambidae; Spilomelinae)","authors":"Darmawan Darmawan , Jackson F. Watung , Awit Suwito , Raden Pramesa Narakusumo , Encilia Encilia , Agmal Qodri , Dhian Dwibadra , Djunijanti Peggie , Rosichon Ubaidillah , Hari Sutrisno","doi":"10.1016/j.aspen.2024.102323","DOIUrl":"10.1016/j.aspen.2024.102323","url":null,"abstract":"<div><div>Six species of the genus <em>Talanga</em> Moore 1855 are re-described based on both morphological and genitalia characters. <em>T. tolumnialis</em> Walker is not included due to the lack of available of material. Morphological characters such as a tapering, oblique outwardly antemedial band on the forewing and two black metallic spots externally bordered by similar minute interciliar spots on the hindwing, are proposed as the most appropriate characters to define the genus <em>Talanga</em>. The study also reveals that certain genitalia characters, such as a spatula-shaped uncus, a simple valva with a medial rod-like plate, a long cylindrical phallus without cornuti, a bundle of pencil hairs at the coremata base in male genitalia, and a pair of ovate or circular signa medially bearing denticles in female genitalia, are also diagnostic of this genus. The description of a new endemic species from Foja Mountain, <em>Talanga horakae</em> <strong>sp. nov.</strong>, is presented, as well as an identification key to Indonesian species, and images of adults and genitalia of the studied species.</div></div>","PeriodicalId":15094,"journal":{"name":"Journal of Asia-pacific Entomology","volume":"27 4","pages":"Article 102323"},"PeriodicalIF":1.1,"publicationDate":"2024-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142327002","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Effect of pollen consumption on development and intraguild predation of two predatory Coccinellidae 花粉消耗对两种食肉蝇科昆虫的发育和群内捕食的影响

IF 1.1 3区农林科学

Journal of Asia-pacific Entomology Pub Date : 2024-09-07 DOI: 10.1016/j.aspen.2024.102320

Peng-Liang Xia , Xiu-Fang Wang , Yi Feng , Yong Huang , Fei Ji , Wen-Xiao Cui , Bao-Ming Qiao

{"title":"Effect of pollen consumption on development and intraguild predation of two predatory Coccinellidae","authors":"Peng-Liang Xia , Xiu-Fang Wang , Yi Feng , Yong Huang , Fei Ji , Wen-Xiao Cui , Bao-Ming Qiao","doi":"10.1016/j.aspen.2024.102320","DOIUrl":"10.1016/j.aspen.2024.102320","url":null,"abstract":"<div><p>Many omnivorous predaceous coccinellids consume both pests like aphids and a range of plant-derived foods including pollen. It is critical to understand how plant-derived food like pollen could affect the fitness and interspecific interactions of predaceous coccinellids. This study investigated the effect of pollen consumption on the development, reproduction and intraguild predation (IGP) of two naturally co-existing aphidophagous ladybirds, <em>Harmonia axyridis</em> and <em>Propylea japonica</em>. Both species were provided with three diets including a moist canola pollen, the aphid <em>Myzus persicae</em>, or moist canola pollen together with aphids. The 1st instar larval of both <em>H. axyridis</em> and <em>P. japonica</em> could not survive and develop to the next larval stage when supplied with water alone. When fed on pollen only, 53 % of the <em>H. axyridis</em> larvae and 25 % of the <em>P. japonica</em> larvae successfully developed to adult. Both species exhibited an elongated development time, shorter larval body length and lower adult body weight than when offered with aphids and the mixed diet. In addition, <em>P. japonica</em> could not reproduce when fed on pollen alone. Interestingly, when pollen was provided as additional food, the overall IGP between larvae of <em>H. axyridis</em> and <em>P. japonica</em> was significantly reduced compared with water control or aphid as food alone. The results of this study indicated that pollen not only supports the survival of <em>H. axyridis</em> and <em>P. japonica</em> when prey is scarce, but also could benefit the co-existence of these species. For future study, it is necessary to investigate how pollinivory could benefit the fitness and biological control potential of <em>H. axyridis</em> and <em>P. japonica</em> under field conditions.</p></div>","PeriodicalId":15094,"journal":{"name":"Journal of Asia-pacific Entomology","volume":"27 4","pages":"Article 102320"},"PeriodicalIF":1.1,"publicationDate":"2024-09-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142233066","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Two new species of the subgenus Tipula (Emodotipula) Alexander, 1966 (Diptera, Tipulidae) from southwest China 来自中国西南地区的 Tipula (Emodotipula) 亚属的两个新种 Alexander, 1966 (Diptera, Tipulidae)

IF 1.1 3区农林科学

Journal of Asia-pacific Entomology Pub Date : 2024-09-06 DOI: 10.1016/j.aspen.2024.102318

Qi-Cheng Yang , Li-Ling Mo , Jing Wang , Xiao-Yan Liu , Ding Yang

引用次数: 0