Chun-Lin Yang

Chun-Lin Yang
Sichuan Agricultural University · College of Forestry

PhD

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45
Publications
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Publications

Publications (45)
Article
Full-text available
In the present study, we surveyed the ascomycetes from bamboo of Phyllostachys across Sichuan Province, China. A biphasic approach based on morphological characteristics and multi-gene phylogeny confirmed seven species, including one new genus, two new species, and five new host record species. A novel genus Paralloneottiosporina is introduced to a...
Article
Juglans sigillata Dode, an endemic walnut species native in southwest China, is mainly used as nuts in Sichuan Province (Jin et al., 2019). In May 2021, symptoms of branches blight were observed in an orchard measuring 10 hectares located in Mianyang City, Sichuan Province (31°5′ 25″N, 105°27′36″E, 365 m above sea level). About 40% of plants were d...
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We have been studying Rhytidhysteron Speg. species on different native trees of economic or landscape importance from different geographical regions in China. In this study, we describe three new species, Rhytidhysteron ligustrum X.-L. Xu & C.-L. Yang, sp. nov., R. sichuanensis X.-L. Xu & C.-L. Yang, sp. nov., R. subrufulum X.-L. Xu & C.-L. Yang, s...
Article
Juglans regia L. is one of the major cultivated walnut species in China for nuts and wood (Pollegioni et al. 2012). In June 2020, branches with blight symptoms were observed in an orchard at Chongzhou City (30°33′34″N, 103°38′35″E). In an orchard of 30 hectares, disease incidence was around 50%. A total of 15 plants were sampled and 40% of their br...
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Bambusa pervariabilis × Dendrocalamopsis grandis is the main cultivated bamboo species used for ecological construction in the Yangtze River basin. This species has the advantages of easy reproduction, wide adaptability and strong resistance and has high economic, ecological and social benefits (Peng et al. 2020). One area of B. pervariabilis × D....
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Defensins, as part of the PR protein family, not only have antimicrobial activity in vitro, but also play an important role in plant disease resistance. To explore the molecular function of defensin in spruce, a defensin gene PaDef was isolated and characterized from Picea asperata. The full-length cDNA sequence of the PaDef was 264 bp and containe...
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As an important nonwood bioresource, fishscale bamboo (Phyllostachys heteroclada Oliver) is widely distributed in the subtropical region of China. Rhombic-spot disease, caused by Neostagonosporella sichuanensis, is one of the most serious diseases that threatens fishscale bamboo health. However, there is limited knowledge about how rhombic-spot dis...
Article
Codonopsis tangshen Oliv. belongs to the Campanulaceae, it is one of the most important economically medicinal materials in China.Which is used in medical and agricultural applications (Wu Q N, et al. 2020). In August 2019, root rot of C. tangshen was firstly observed in Fengjie, Chongqing city, southwest China (30°45′ 59″ N; 109°36′36″ E; ), causi...
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The Elemental defense hypothesis suggested that metal accumulation in plant tissues could serve as direct defense to reduce herbivore feeding preference as metals are toxic to phytophagous insects. However, the indirectly defensive role of heavy metals on host plant odor selection and oviposition preference of leaf herbivores through the changes in...
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Photinia × fraseri is a well-known green plant mainly distributed in the Yangtze River and Yellow River Basin, east and southwest of China (Guan et al. 2013). In October 2020, typical leaf blight symptoms on roughly 10% leaves in a Photinia × fraseri shrub were observed in the campus of Sichuan Agricultural University (30°42′19″ N, 103°51′29″ E). I...
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Thaumatin-like proteins (TLPs) are involved in the plant defense response against pathogens, and most of them exhibit antifungal activity. However, the role of TLPs in pathogen-induced defense responses in spruce is not fully understood. In this study, four TLP genes encoding thaumatin-like protein, designated as PlTLP1-4, were isolated and identif...
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This study led to the discovery of three entomopathogenic fungi associated with Kuwanaspis howardi, a scale insect on Phyllostachys heteroclada (fishscale bamboo) and Pleioblastus amarus (bitter bamboo) in China. Two of these species belong to Podonectria: P. kuwanaspidis X.L. Xu & C.L. Yang sp. nov. and P. novae-zelandiae Dingley. The new species...
Article
Dendrocalamus latiflorus Munro, the most widely cultivated bamboo species in southern China, has high ornamental value used in gardens, while culms are also used for buildings and as fibers and edibles (Gao et al. 2011). In June 2020, brown culm rot of bamboo was observed in Yibin city, Sichuan Province, in an area of approximately 1000 hectares. D...
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Magnolia coco (Lour.) DC. is an ornamental shrub and widely cultivated in southern China (Nana et al. 2017). In April 2020, leaf blight symptoms were observed on the leaves of M. coco in the Chengdu campus of Sichuan Agricultural University (30°42′19.92″N, 103°51′30.61″E, 493 m) where didn’t have great protection, with roughly 70% leaves per plant...
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Juglans sigillata Dode (Iron walnut) is mostly distributed in southwestern China, and valued for wood and nuts (Feng et al. 2018). In April 2020, we surveyed a walnut garden located in Baisha Town, Wanyuan City, (Sichuan, China), where brown spot symptoms were observed on leaves of ten trees among of 100 plants, and this disease can result in a red...
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“Chuanzao 2” is a walnut variety derived from the hybridization of Juglans regia L. and J. sigillata Dode distributed in southwest China, where it is an economically important tree species in rural regions (Xiao et al. 2012). In April 2020, the variety in a walnut garden showed symptoms of brown leaf spot in Beishan Town (107°21′43.93″E, 31°28′12.3...
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Zanthoxylum armatum DC, a deciduous tree in Rutaceae, has significant economic value as an important food condiment, spice, and medicine (Cao et al. 2019). Recently, an unknown round leaf spot disease has been found on Z. armatum in Meishan and surroundings areas of Sichuan province. The disease mainly affected the leaves, mostly on seedlings, with...
Article
Walnut anthracnose is one of the most serious diseases of walnut globally. In this study, the pathogen was identified as Colletotrichum gloeosporioides by morphological and molecular approaches. Then, the resistance of 18 walnut genotypes was evaluated by field investigation as well as field and detached leaflet inoculation. Field inoculation assay...
Article
Cotton rose (Hibiscus mutabilis Linn.) is a deciduous shrub native to China. It has been widely cultivated in many provinces in China for its ornamental and ecological value (Shang et al., 2020). In May 2017, an unknown leaf spot symptom was first observed on H. mutabilis at the Chengdu Campus of Sichuan Agricultural University (30°42′31″ N, 103°51...
Article
Juglans sigillata Dode is an endemic species in the southwest China, and is an important nut and woody oil tree. The shell of its fruit is hard and can be used to make various crafts. From 216 to 2019, typical stem rot symptoms of 8-year-old J. sigillata were observed in cultivated fields in a 600-ha orchard in Zigong, Sichuan province, China. At t...
Article
Cycas debaoensis Y. C. Zhong et C. J. Chen is an endemic species in China that is listed among China’s national key preserved wild plants (Class I) (Xie et al. 2005). It is mainly distributed in south China (Guangxi, Guizhou, and other regions). In April 2017, a new leaf disease of C. debaoensis was found in Chengdu (30°35′32″ N; 104°05′11″E) in Ch...
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Fatsia japonica (Thunb.) Decne. & Planch. (Araliaceae), an evergreen shrub, is widely planted in urban settings at the south of the Yangtze river in China. Leaf-spot symptoms were observed on 120/200 F. japonica plants at Sichuan Agricultural University. Initially, yellowish spots appeared on the leaves and became white with age. The spots continue...
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Livistona chinensis (Jacq.) R.Br. ex Mart. belonging to monocotyledonous Palmaceae, is widely distributed in Eastern Asia, and a common ornamental plant in Southern China (Li et al. 2019, Wu et al. 2019). In November 2019, epidemics of leaf blight were discovered on aged leaves of L. chinensis in the campus of Sichuan Agricultural University, where...
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Phoenix canariensis Chabaud is a vital ornamental and widely planted in the urban landscape of China (Lan et al. 2019). In December 2019, six of seven P. canariensis plants exhibited typical symptoms of leaf spot in Chengdu campus of Sichuan Agricultural University in Sichuan, China, with roughly 80% leaves per plant affected. Symptomatic leaves in...
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In this paper, Claviformispora gen. nov. in Linocarpaceae is introduced from Phyllostachys heteroclada in Sichuan Province, China. The new genus is characterised by its distinct morphological characters, such as ostiole with periphyses, asci with a thick doughnut-shaped, J- apical ring and clavate ascospore without septum-like band and appendage. M...
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In this paper, Claviformispora gen. nov. in Linocarpaceae is introduced from Phyllostachys heteroclada in Sichuan Province, China. The new genus is characterised by its distinct morphological characters, such as ostiole with periphyses, asci with a thick doughnut-shaped, J- apical ring and clavate ascospore without septum-like band and appendage. M...
Article
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Acremonium arthrinii sp. nov. was collected from Phyllostachys heteroclada in the forest of Sichuan Province, China. This mycopathogenic fungus was frequently found on the top of the ascomata of Arthrinium yunnanum, and presumably causes its death. In this study, the new species was examined morphologically and maximum likelihood and Bayesian analy...
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Arthrinium phyllostachium sp. nov. collected in Sichuan Province is described and illustrated from decaying culms of Phyllostachys heteroclada. Its phylogenetic placement is explored with a combined ITS, LSU, TUB2 and TEF 1-α dataset. It is introduced as a new novelty mainly based on phylogeny, and phylogenetic close to A. euphorbiae, A. malaysianu...
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The new species Parakarstenia phyllostachydis was discovered on stems of Phyllostachys heteroclada in Sichuan Province of China and is placed in a new genus within Odontotremataceae in this paper. A multigene analysis of a combined nuclear ITS and LSU rDNA and mtSSU sequence dataset and comparable morphologies suggests the taxonomic affinity of the...
Article
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Podonectria sichuanensis sp. nov., a fungus associated with a phaeosphaeriacous species (Neostagonosporella sichuanensis) or occasionally found on scale insect (Kuwanaspis phyllostachydis), collected from Phyllostachys heteroclada forest in Sichuan Province, China. Podonectria sichuanensis differs from other Podonectria species in having distinct s...
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Two new bambusicolous species, Bambusicola subthailandica and B. sichuanensis, respectively inhabiting living leaves and branches of Phyllostachys heteroclada, are introduced based on morpho-phylogenetic studies. Maximum likelihood and Bayesian analyses of combined LSU, SSU, ITS, RPB2 and TEF 1-alpha gene regions show that our new strains belong to...
Article
Phyllachora species usually cause leaf tar spot disease associated with living leaves in various hosts. In this study, a sample of stem tar spot was collected from a Phyllostachys heteroclada forest in Ya’an City, Sichuan Province, China. Here we introduce a new taxon in the genus Phyllachora through using morphology, information on host and multig...
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Neostagonosporellasichuanensis sp. nov. was found on Phyllostachysheteroclada collected from Sichuan Province in China and is introduced in a new genus Neostagonosporella gen. nov. in this paper. Evidence for the placement of the new taxon in the family Phaeosphaeriaceae is supported by morphology and phylogenetic analysis of a combined LSU, SSU, I...
Article
Lirula sichuanensis on 2-year-old dead needles attached on living twigs of Picea likiangensis var. rubescens [= P. likiangensis var. balfouriana] in Sichuan Province is described and illustrated as a new species. Phylogenetic analysis based on the internal transcribed spacer sequences of ribosomal DNA sequences confirms its distinction from similar...

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