Results 1 to 10 of about 16,859 (158)

Comprehensive genomic and functional characterization of a phytoplasma associated with root retardation, early bolting, witches’-broom, and phyllody in daikon (Raphanus sativus L.) [PDF]

Frontiers in Microbiology
Daikon (Raphanus sativus L. var. longipinnatus) is an economically important root crop and medicinal plant. In 2021, a previously unreported disease outbreak characterized by early bolting, witches’-broom, phyllody, virescence, and severe root growth ...
Yi-Ching Chiu, Yu-Chen Lin, Shang-Hung Pao, Yuh-Kun Chen, Pei-Qing Liao, Helen Mae Mejia, Chiou-Rong Sheue, Chih-Horng Kuo, Chih-Horng Kuo, Jun-Yi Yang, Jun-Yi Yang, Jun-Yi Yang, Jun-Yi Yang   +12 more
doaj   +2 more sources

Cassava Witches’ Broom Disease in Southeast Asia: A Review of Its Distribution and Associated Symptoms [PDF]

Plants, 2023
Cassava witches’ broom disease (CWBD) is one of the main diseases of cassava in Southeast Asia (SEA). Affected cassava plants show reduced internodal length and proliferation of leaves (phyllody) in the middle and top part of the plant, which results in ...
Juan M. Pardo, Khonesavanh Chittarath, Pinkham Vongphachanh, Le Thi Hang, Samoul Oeurn, Warren Arinaitwe, Rafael Rodriguez, Sok Sophearith, Al Imran Malik, Wilmer J. Cuellar   +9 more
doaj   +2 more sources

First report of 16SrII–A phytoplasma associated with witches’ broom in Heliotropium arboreum (Blanco) Mabb. from Xisha Islands, with Halticus minutus as a putative vector [PDF]

Frontiers in Plant Science
Heliotropium arboreum (Blanco) Mabb. (syn. Tournefortia argentea), a key pioneer plant in tropical coastal ecosystems, plays a vital role in stabilizing coral islands. In China’s Xisha Islands, H.
Bao Wang, Bao Wang, Likai Feng, Heye Qin, Xuncong Ji, Ruijun Duan, Weikang Huang   +6 more
doaj   +2 more sources

A Witches’-Broom Disease of Cultivated Strawberry Associated with ‘Candidatus Phytoplasma Rubi’-Related Strains in Southern Italy [PDF]

Plants
In the Campania region of southern Italy, a formerly undescribed witches’-broom disease of cultivated strawberry characterized by symptoms similar to those of strawberry witches’-broom and multiplier diseases occurring in North America, has been observed.
Carmine Marcone, Carmine Palmieri, Alberto Sellitto   +2 more
doaj   +2 more sources

Paulownia Witches’ Broom Disease: A Comprehensive Review [PDF]

Microorganisms
Phytoplasmas are insect-transmitted bacterial pathogens associated with diseases in a wide range of host plants, resulting in significant economic and ecological losses.
Yajie Zhang, Zesen Qiao, Jidong Li, Assunta Bertaccini   +3 more
doaj   +2 more sources

First Complete Genome Sequence of Palo Verde Broom Emaravirus, Virus-Derived siRNA Signatures, and Phytohormone-Metabolite Profiling of Witches’ Broom-Affected Palo Verde Trees [PDF]

Viruses
Witches’ broom disease of blue palo verde (Parkinsonia florida) was reported more than sixty years ago. Characteristic symptoms consist of dense clusters of shortened, brittle branches and stunted leaves.
Raphael O. Adegbola, Muhammad Ilyas, Dinusha C. Maheepala, Ursula K. Schuch, Judith K. Brown   +4 more
doaj   +2 more sources

Genetic molecular diversity, production and resistance to witches’ broom in cacao clones [PDF]

Crop Breeding and Applied Biotechnology, 2013
The 32 cacao clones selected as being resistant following the witches’ broom epidemic and for having distinct productivitywere characterized according to their genetic diversity and were submitted to a new selection.
José Luis Pires, Antônia Marlene Magalhães Barbosa, Norma Eliane Pereira, Eline Matos Lima, Ronan Xavier Corrêa   +4 more
doaj   +2 more sources

Genomic insights into the pathogenicity of a ‘Candidatus Phytoplasma asteris’ associated with Trema levigata witches’ broom disease in China [PDF]

BMC Plant Biology
Background Phytoplasma research encounters limitations due to the lack of availability of pure cultures of these microorganisms. In this study a culture-independent approach was employed to investigate the genome and pathogenic mechanisms of phytoplasma ...
Qiao Kai, Wan Qionglian, Li Xuemei, Wang Lianchun, Su Fan, Lei Jinfu, Shangguan Muzi, Li Mei, Shahzad Munir, Cai Hong   +9 more
doaj   +2 more sources

Cacao breeding in Bahia, Brazil - strategies and results [PDF]

Crop Breeding and Applied Biotechnology, 2011
Cacao was introduced in Bahia in 1756, becoming later the largest producer state in the country. In order to supportthe planting of cacao in the region, a breeding program was established by CEPEC at the beginning of the 1970s.
Uilson Vanderlei Lopes, Wilson Reis Monteiro, José Luis Pires, Didier Clement, Milton Macoto Yamada, Karina Peres Gramacho   +5 more
doaj   +5 more sources

Comparative genome analysis of jujube witches’-broom Phytoplasma, an obligate pathogen that causes jujube witches’-broom disease [PDF]

BMC Genomics, 2018
Background JWB phytoplasma is a kind of insect-transmitted and uncultivable bacterial plant pathogen causeing a destructive Jujube disease. To date, no genome information about JWB phytoplasma has been published, which hindered its characterization at ...
Jie Wang, Laiqing Song, Qiqing Jiao, Shuke Yang, Rui Gao, Xingbo Lu, Guangfang Zhou   +6 more
doaj   +2 more sources