Evaluation of proposed amended names of several pseudomonads and xanthomonads and recommendations.

abstract：:ABSTRACT Naturally established lowbush blueberry clones in four fields were evaluated for the incidence of leaf and flower blight, proportion of mummy berries, and yield reductions caused by Monilinia vacciniicorymbosi. The relationship between the phenology of flower and leaf bud development and susceptibility also w...

journal_title：Phytopathology

authors： Penman LN,Annis SL

更新日期：2005-10-01 00:00:00

abstract：:Resistance to the eight races (3, 7, 19, 31, 81, 449, 453, and 1545) of the pathogenic fungus Colletotrichum lindemuthianum (anthracnose) was evaluated in F(3) families derived from the cross between the anthracnose differential bean cultivars Kaboon and Michelite. Molecular marker analyses were carried out in the F(2...

journal_title：Phytopathology

authors： Campa A,Giraldez R,Ferreira JJ

更新日期：2011-06-01 00:00:00

abstract：:Heikezijing, a japonica rice landrace from the Taihu region of China, exhibited broad-spectrum resistance to more than 300 isolates of the blast pathogen (Magnaporthe oryzae). In our previous research, we fine mapped a broad-spectrum resistance gene, Pi-hk1, in chromosome 11. In this research, 2010-9(G1), one of the p...

journal_title：Phytopathology

authors： He W,Fang N,Wang R,Wu Y,Zeng G,Guan C,Chen H,Huang J,Wang J,Bao Y,Zhang H

更新日期：2017-01-01 00:00:00

abstract：:ABSTRACT Late leaf spot disease caused by Cercosporidium personatum is one of the most destructive foliar diseases of peanut (Arachis hypogaea) worldwide. The objective of this research was to identify resistance genes in response to leaf spot disease using microarray and real-time polymerase chain reaction (PCR). To ...

journal_title：Phytopathology

authors： Luo M,Dang P,Bausher MG,Holbrook CC,Lee RD,Lynch RE,Guo BZ

更新日期：2005-04-01 00:00:00

abstract：:ABSTRACT Ageratum conyzoides plants exhibiting yellow vein symptoms, collected near Haikou, Hainan Province, China, contained begomoviral DNA-A-like molecules. The complete sequences of the molecules from two samples, Hn2 and Hn2-19, were shown to consist of 2,768 and 2,748 nucelotides (nt), respectively. These sequen...

journal_title：Phytopathology

authors： Xiong Q,Fan S,Wu J,Zhou X

更新日期：2007-04-01 00:00:00

abstract：:Genetic effects on controlling resistance to stripe rust (Puccinia striiformis f. sp. tritici Eriksson)were determined in two wheat crosses, Bakhtawar-92 (B-92) x Frontana and Inqilab-91 x Fakhre Sarhad using area under the disease progress curve (AUDPC) as a measure of stripe rust resistance. The resistant and suscep...

journal_title：Phytopathology

authors： Irfaq M,Ajab M,Khattak GS,Mohammad T,Shah SJ

更新日期：2009-11-01 00:00:00

abstract：:ABSTRACT Fusarium fungi, including F. culmorum, cause seedling blight, foot rot, and head blight diseases of cereals, resulting in yield loss. In a screen for potential disease control organisms and agents, Pseudomonas fluorescens strains MKB 100 and MKB 249, P. frederiksbergensis strain 202, Pseudomonas sp. strain MK...

journal_title：Phytopathology

authors： Khan MR,Fischer S,Egan D,Doohan FM

更新日期：2006-04-01 00:00:00

abstract：:The population structure of the grape powdery mildew fungus, Erysiphe necator (formerly Uncinula necator), has been hypothesized to vary from being clonal to highly diverse and recombining. We report here on the structure of an E. necator population sampled during a 4-year period from an isolated vineyard in northern ...

journal_title：Phytopathology

authors： Cortesi P,Pizzatti C,Bertocchi D,Milgroom MG

更新日期：2008-02-01 00:00:00

abstract：:ABSTRACT The influence of varying environmental and cropping conditions including temperature, light, soil type, pathogen isolate and race, and cultivar of tomato on biological control of Fusarium wilt of tomato by isolates of nonpathogenic Fusarium oxysporum (CS-20 and CS-24) and F. solani (CS-1) was evaluated in gre...

journal_title：Phytopathology

authors： Larkin RP,Fravel DR

更新日期：2002-11-01 00:00:00

abstract：:ABSTRACT The recent development of molecular-based probes such as mono- and polyclonal antibodies, cloned phytoplasma DNA fragments, and phytoplasma-specific primers for polymerase chain reaction (PCR) has allowed for advances in detection and identification of uncultured phytoplasmas (formerly called mycoplasma-like ...

journal_title：Phytopathology

authors： Lee IM,Gundersen-Rindal DE,Bertaccini A

更新日期：1998-12-01 00:00:00

abstract：:ABSTRACT The effects of salicylic acid (SA) and 1-aminocyclopropane-1-carboxylic acid (ACC) on the systemic development of symptoms induced by a severe isolate of Potato virus Y group N:O (PVY(N:O)) in tobacco were investigated. Upon inoculation, the systemic development of symptoms in tobacco plants could be divided ...

journal_title：Phytopathology

authors： Nie X

更新日期：2006-03-01 00:00:00

abstract：:ABSTRACT Leptosphaeria maculans causes blackleg of oilseed rape. Gene-for-gene interactions between race PG3 and Brassica napus cv. Quinta were related to interaction between the fungal avirulence (Avr) gene AvrLm1 and the corresponding resistance gene Rlm1. AvrLm1 isolates were aviru-lent on cvs. Doublol, Vivol, Colu...

journal_title：Phytopathology

authors： Balesdent MH,Attard A,Ansan-Melayah D,Delourme R,Renard M,Rouxel T

更新日期：2001-01-01 00:00:00

abstract：:ABSTRACT Infection of soybean (Glycine max) plants inoculated with particles of Alfalfa mosaic virus (AlMV) isolate 425 at 12 days after germination was monitored throughout the life cycle of the plant (vegetative growth, flowering, seed formation, and seed maturation) by western blot analysis of tissue samples. At 8 ...

journal_title：Phytopathology

authors： Fleysh N,Deka D,Drath M,Koprowski H,Yusibov V

更新日期：2001-10-01 00:00:00

abstract：:ABSTRACT Septoria speckled leaf blotch (SSLB) caused by Septoria passerinii is a common disease in barley. SSLB resistance genes Rsp1, Rsp2, and Rsp3 have previously been identified in the United States Department of Agriculture National Small Grains collection accessions CIho 14300, CIho 4780, and CIho 10644, respect...

journal_title：Phytopathology

authors： Lee SH,Neate SM

更新日期：2007-02-01 00:00:00

abstract：:Zucchini squash is host to Cucurbit yellow stunting disorder virus (CYSDV), a member of the genus Crinivirus, and Cucumber vein yellowing virus (CVYV), a member of the genus Ipomovirus, both transmitted by the whitefly Bemisia tabaci. Field observations suggest the appearance of new symptoms observed on leaves of zucc...

journal_title：Phytopathology

authors： Gil-Salas FM,Peters J,Boonham N,Cuadrado IM,Janssen D

更新日期：2011-11-01 00:00:00

abstract：:ABSTRACT Biocontrol agents may compete with pathogens for nutrients and space to delay or prevent decay of fruits after harvest. These mechanisms of biological control have been difficult to study because no method has been available to determine the significance of each of the components of competition. We developed ...

journal_title：Phytopathology

authors： Janisiewicz WJ,Tworkoski TJ,Sharer C

更新日期：2000-11-01 00:00:00

abstract：:Bean common mosaic virus (BCMV) exists as a complex of strains classified by reactions to resistance genes found in common bean (Phaseolus vulgaris); seven BCMV pathotypes have been distinguished thus far, numbered I to VII. Virus genetic determinants involved in pathogenicity interactions with resistance genes have n...

journal_title：Phytopathology

authors： Feng X,Poplawsky AR,Nikolaeva OV,Myers JR,Karasev AV

更新日期：2014-07-01 00:00:00

abstract：:Despite being the first closterovirus documented in grapevines (Vitis sp.), the molecular biology of Grapevine leafroll-associated virus 1 (GLRaV-1, genus Ampelovirus, family Closteroviridae) is still in its infancy. In this study, the complete genome sequence of two GLRaV-1 isolates was determined to be 18,731 (isola...

journal_title：Phytopathology

authors： Donda BP,Jarugula S,Naidu RA

更新日期：2017-09-01 00:00:00

abstract：:ABSTRACT Genetic structure of Phytophthora infestans, the causal agent of potato and tomato late blight, was analyzed spatially in a mixed potato and tomato production area in the Del Fuerte Valley, Sinaloa, Mexico. Isolates of P. infestans were characterized by mating type, allozyme analysis at the glucose-6-phosphat...

journal_title：Phytopathology

authors： Jaime-Garcia R,Orum TV,Felix-Gastelum R,Trinidad-Correa R,Vanetten HD,Nelson MR

更新日期：2001-12-01 00:00:00

abstract：:Plants have developed complex defense mechanisms to protect themselves against pathogens. A wide-host-range fungus, Austropuccinia psidii, which has caused severe damage to ecosystems and plantations worldwide, is a major threat to Australian ecosystems dominated by members of the family Myrtaceae. In particular, the ...

journal_title：Phytopathology

authors： Hsieh JF,Chuah A,Patel HR,Sandhu KS,Foley WJ,Külheim C

更新日期：2018-04-01 00:00:00

abstract：:ABSTRACT Colletotrichum gloeosporioides forms a specialized infection structure, an appressorium, for host infection. Contacting hard surface induces appressorium formation in C. gloeosporioides, whereas hydrophobicity of the contact surface does not affect this infection-related differentiation. To determine if the c...

journal_title：Phytopathology

authors： Uhm KH,Ahn IP,Kim S,Lee YH

更新日期：2003-01-01 00:00:00

abstract：:Late blight caused by Phytophthora infestans (Mont.) de Bary is a constraint to both potato and tomato crops in Nicaragua. The hypothesis that the Nicaraguan population of P. infestans is genotypically and phenotypically diverse and potentially subdivided based on host association was tested. A collection of isolates ...

journal_title：Phytopathology

authors： Blandón-Díaz JU,Widmark AK,Hannukkala A,Andersson B,Högberg N,Yuen JE

更新日期：2012-03-01 00:00:00

abstract：:The major quantitative trait locus (QTL) qHS2.09 plays an important role in resistance to head smut during maize breeding and production. In this study, a near-isogenic line (NIL), L34, which harbors the major QTL qHS2.09 in bin 2.09, was developed using a resistant donor 'Mo17' in a susceptible genetic background 'Hu...

journal_title：Phytopathology

authors： Weng J,Liu X,Wang Z,Wang J,Zhang L,Hao Z,Xie C,Li M,Zhang D,Bai L,Liu C,Zhang S,Li X

更新日期：2012-07-01 00:00:00

abstract：:ABSTRACT Strains of Ralstonia solanacearum have been shown to cause bacterial wilt in some, but not all, ecotypes of Arabidopsis thaliana. We demonstrate here that after inoculation of the leaves of resistant ecotype S96 with R. solanacearum strain Ps95 necrosis around the inoculation site rapidly appeared and no furt...

journal_title：Phytopathology

authors： Ho GD,Yang CH

更新日期：1999-08-01 00:00:00

abstract：:Crown rust is the most damaging disease of cultivated oat (Avena sativa) and genetic resistance is the primary means of controlling the disease. Quantitative trait loci (QTL) with major and minor effects have been identified in Ogle1040 and TAM O-301 (most notably, Pc58 and PcNQMG/LGCG from TAM O-301 and OT-27 from Og...

journal_title：Phytopathology

authors： Jackson EW,Obert DE,Avant JB,Harrison SA,Chong J,Carson ML,Bonman JM

更新日期：2010-05-01 00:00:00

abstract：:The genetic variability of a Cucurbit aphid-borne yellows virus (CABYV) (genus Polerovirus, family Luteoviridae) population was evaluated by determining the nucleotide sequences of two genomic regions of CABYV isolates collected in open-field melon and squash crops during three consecutive years in Murcia (southeaster...

journal_title：Phytopathology

authors： Kassem MA,Juarez M,Gómez P,Mengual CM,Sempere RN,Plaza M,Elena SF,Moreno A,Fereres A,Aranda MA

更新日期：2013-11-01 00:00:00

abstract：:ABSTRACT Severe epidemics of Fusarium head blight (FHB) caused by Fusarium graminearum, group II (teleomorph: Gibberella zeae) have been occurring on wheat crops in the northcentral United States and southern Canada. Evaluation of resistance to FHB is difficul, because resistance is partial and infection depends upon ...

journal_title：Phytopathology

authors： Campbell KA,Lipps PE

更新日期：1998-10-01 00:00:00

abstract：:ABSTRACT Alternative control agents, including UV-type C (254 nm) irradiation, yeasts antagonistic to fungal growth, chitosan and harpin, were evaluated for their ability to induce resistance in cv. Red Delicious apple fruit against postharvest blue mold caused by Penicillium expansum. Freshly harvested and controlled...

journal_title：Phytopathology

authors： de Capdeville G,Wilson CL,Beer SV,Aist JR

更新日期：2002-08-01 00:00:00

abstract：:ABSTRACT An epidemiological model integrating three organizational scales of host plant populations (e.g., sites, leaves, and plants) is presented. At the lowest (site) scale, the model simulates the dynamics of vacant, latent, infectious, and removed sites. Three types of vacant sites are distinguished, depending on ...

journal_title：Phytopathology

authors： Willocquet L,Savary S

更新日期：2004-08-01 00:00:00

abstract：:ABSTRACT Field and in vitro trials were conducted to establish the influence of the biological control agent Microsphaeropsis ochracea on the ejection pattern of ascospores by Venturia inaequalis and on apple scab development, and to establish the best timing of application. The ejection pattern of ascospores was simi...

journal_title：Phytopathology

authors： Carisse O,Rolland D

更新日期：2004-12-01 00:00:00