Results 81 to 90 of about 5,474 (163)

Marcadores microssatélites relacionados com a resistência à vassoura-de-bruxa do cacaueiro Microsatellite markers related to resistance of cocoa tree against witches'-broom

Pesquisa Agropecuária Brasileira, 2007
Os objetivos deste trabalho foram caracterizar a resistência à vassoura-de-bruxa de plantas de cacau originadas do cruzamento entre TSH 1188 e CCN 51 (população segregante), por meio de dois métodos de inoculação em condições de campo, e identificar ...
Rogério Mercês Ferreira Santos, Uilson Vanderlei Lopes, Rita de Cássia Bahia, Regina Celle Rebouças Machado, Dário Ahnert, Ronan Xavier Corrêa   +5 more
doaj   +1 more source

The Effects of a Fungal Biocontrol Agent and a Chemical Adjuvant on the Efficacy of Cuprous Oxide Sprays for Controlling Witches’ Broom Disease in Cocoa

Journal of Agricultural and Marine Sciences, 2000
A Field experiment was carried out in a cocoa plantation in Brazil to evaluate whether a fungal biocontrol agent (Trichoderma spp.) and a chemical adjuvant could enhance the efficacy of cuprous oxide sprays that are applied to control witches’ broom ...
J.R.M. Thacker, L.V. Laine, R.D. McLean
doaj   +1 more source

An up to date status of alfalfa witches’ broom disease in Iran.

, 2015
Among the cultivated forage crops, alfalfa (Medicago sativa) is very important in Iran. Nearly 28 years ago, symptoms of alfalfa witches’ broom (AWB) was reported from Jiroft, southern of Iran.
Esmailzadeh Hosseini, S. A., Mirchenari, S. M., BERTACCINI, ASSUNTA, Khodakaramian, G., Salehi, M.   +4 more
core   +1 more source

Genetic diversity of ‘Candidatus Phytoplasma phoenicium’ strain populations associated with almond witches’ broom in Lebanon and Iran [PDF]

, 2019
Candidatus Phytoplasma phoenicium’ (subgroup 16SrIX-B) strains associated with almond witches’ broom disease in Lebanon and Iran were typed by PCR-based amplification and sequence analyses of rplV-rpsC and secY genes.
Siampour, Majid, Sobh, Hana, Quaglino, Fabio, Alma, Alberto, Abou-Jawdah, Yusuf, Abou-Jawdah, Yusuf A., Bianco, Piero Attilio, Kumar, Surender, Tedeschi, Rosemarie   +8 more
core   +1 more source

Optimizing Pathogen Control through Mixed Cocoa–Plantain Agroecosystems in the Ecuadorian Coastal Region

Agronomy
Mixed production systems play a vital role in the economic sustainability and ecological balance of agroecosystems. Cocoa and plantain are key crops in Ecuador but face phytosanitary challenges, like witches’ broom and black sigatoka diseases, especially
Roy Vera-Velez, Raul Ramos-Veintimilla, Jorge Grijalva-Olmedo   +2 more
doaj   +1 more source

First Report of a 16SrII‐A Subgroup ‘Candidatus Phytoplasma Aurantifolia’‐related Strain Infecting Pachyrhizus erosus in Taiwan

New Disease Reports, Volume 52, Issue 1, July/September 2025.
Y.‐C. Chiu, C.‐H. Huang, J.‐Y. Yang   +2 more
wiley   +1 more source

The potential of grafting with selected stone fruit varieties for management of almond witches’ broom

Phytopathologia Mediterranea, 2018
A lethal disease of stone fruit trees, characterized by proliferation of axillary shoots and witches’ broom symptoms, has caused severe problems for more than 200,000 almond, peach and nectarine plants in Lebanon since the 1990s.
Patil TAWIDIAN, Maan JAWHARI, Hana SOBH, Piero BIANCO, Yusuf ABOU-JAWDAH   +4 more
doaj   +1 more source

Scanning electron microscopy of conidia of tirchoderma stromaticum, a biocontrol agent of witches' broom disease of cocoa [PDF]

, 2004
A field emission electron microscope (SEM) was used to study the conidia surface of Trichoderma stromaticum, a biocontrol of witches broom disease of cocoa. Surface features of conidia were difficult distinguish by light microscope.
Faull, Jane, De Melo, I.S.
core   +1 more source

Prediction of Cacao (Theobroma cacao) Resistance to Moniliophthora spp. Diseases via Genome-Wide Association Analysis and Genomic Selection

Frontiers in Plant Science, 2018
Cacao (Theobroma cacao) is a globally important crop, and its yield is severely restricted by disease. Two of the most damaging diseases, witches’ broom disease (WBD) and frosty pod rot disease (FPRD), are caused by a pair of related fungi ...
Michel S. McElroy, Alberto J. R. Navarro, Guiliana Mustiga, Conrad Stack, Salvador Gezan, Geover Peña, Widem Sarabia, Diego Saquicela, Ignacio Sotomayor, Gavin M. Douglas, Zoë Migicovsky, Freddy Amores, Omar Tarqui, Sean Myles, Juan C. Motamayor   +14 more
doaj   +1 more source

Detection and identification of phytoplasmas associated with longan witches’ broom in Vietnam [PDF]

, 2012
Longan (Dimocarpus longan Lour.) belongs to the family Sapindaceae and is an important fruit tree grown mostly in the Southern part of Vietnam. In January 2010, plants of longan Tieudabo variety showing witches’ broom symptoms were observed at orchards ...
PALTRINIERI, SAMANTA, BERTACCINI, ASSUNTA, Nguyen T. T. D., H. X. Trinh, MEJIA DE LOS RIOS, JUAN FERNANDO   +4 more
core   +1 more source