Results 11 to 20 of about 318 (142)

Vascular Streak Dieback: Penyakit Baru Tanaman Kakao di Sumatera Barat [PDF]

Jurnal Fitopatologi Indonesia, 2016
Vascular streak dieback (VSD) symptoms was reported recently in several cacao plantations in West Sumatera.  Disease incidence reached 58.82–100% with disease intensity of 24.29–44.71%.  In some cases, dead plant was also found.
Jumsu Trisno, Reflin Reflin, Martinius Martinius   +2 more
doaj   +5 more sources

Intensity of vascular streak dieback in different cocoa clones and various agro-climatic conditions [PDF]

Coffee and Cocoa Research Journal, 2017
Vascular streak dieback (VSD) is one of the main diseases on cocoa. This disease can produce a heavy damage in susceptible plants. Agro-climatic condition influences the VSD disease severity level.
Indah Anita-Sari, Agung Wahyu Susilo, Niken Puspitasari, Febrilia Nuraini, Bayu Setyawan, Peter McMahon, Philip Keane   +6 more
doaj   +4 more sources

Starch Catabolism Revealed during Secondary Metabolite Released Under Vascular Streak Dieback Infections in Cocoa (Theobroma cacao L) [PDF]

Coffee and Cocoa Research Journal, 2021
This study aimed to study the profile of starch content in cocoa leaf and phytoalexin production based on GC-MS analysis at several stages of VSD pathogen infection.
Teguh Iman Santoso, M. Miftahudin, Yohana C Sulistyaningsih, Suryo Wiyono, Fakhrusy Zakariyya   +4 more
doaj   +2 more sources

Yield performance of the cocoa clones of Sca 6 and DRC 15 resistant to vascular-streak dieback [PDF]

Coffee and Cocoa Research Journal, 2009
Selection on cocoa resistance to vascular-streak dieback (VSD) has identified some resistant clones for breeding purposes. Of the resistant clones, it was selected Sca 6 and DRC 15 which performing good potential for yield.
Agung Wahyu Susilo, Surip Mawardi, Sudarsianto Sudarsianto   +2 more
doaj   +4 more sources

Terpene Profile, Leaf Anatomy, and Enzyme Activity of Resistant and Susceptible Cocoa Clonesto Vascular Streak Dieback Disease [PDF]

Coffee and Cocoa Research Journal, 2014
Vascular-streak dieback (VSD, Oncobasidium theobromae) is the most prevalent disease of Theobroma cacao L. in Indonesia. This study aims to analyze resistance mechanism to VSD based on terpene profile, leaf anatomy, chitinase, and peroxidase study ...
Adi Prawoto, Teguh Iman Santoso, Marifah Marifah, Laurentius Hartanto Nugroho, Sutikno Slamet Sastroutomo   +4 more
doaj   +2 more sources

Raw Secondary Metabolites Application of Two Trichoderma harzianum Isolates towards Vascular Streak Dieback on Cocoa Seedlings [PDF]

Coffee and Cocoa Research Journal, 2019
Vascular streak dieback is an important disease on cocoa that recently is still difficult to control. This research aimed to study the raw secondary metabo- lites application effectiveness of Trichoderma harzianum T10 and T213, or their combination to ...
Loekas Soesanto, Endang Mugiastuti, Abdul Manan   +2 more
doaj   +3 more sources

Genome analysis of Ceratobasidium theobromae and its causal association with cassava witches’ broom disease in the Philippines [PDF]

Frontiers in Fungal Biology
Cassava witches’ broom disease (CWBD) has been present in the Philippines from the early 2010s and has since been considered a phytoplasma-caused disease. This assumption has guided CWBD diagnostics and management, yielding mixed results. However, recent
Cris Q. Cortaga, Alejandra Gil-Ordóñez, Alejandra Gil-Ordóñez, Mónica F. Fronda, John Emmanuel B. Tandang, Juan M. Pardo, Juan M. Pardo, Ana M. Leiva, Warren Arinaitwe, Clarise Marie S. Evaristo, Jonathan Newby, Al Imran Malik, Wilmer J. Cuellar   +12 more
doaj   +2 more sources

Isolation, genome analysis and tissue localization of Ceratobasidium theobromae, a new encounter pathogen of cassava in Southeast Asia [PDF]

Scientific Reports
In Southeast Asia (SEA) fastidious fungi of the Ceratobasidium genus are associated with proliferation of sprouts and vascular necrosis in cacao and cassava, crops that were introduced from the tropical Americas to this region.
Alejandra Gil-Ordóñez, Juan M. Pardo, Samar Sheat, Khamla Xaiyavong, Ana M. Leiva, Warren Arinaitwe, Stephan Winter, Jonathan Newby, Wilmer J. Cuellar   +8 more
doaj   +2 more sources

Indigenous Management Practices to Reduce Pests and Pathogens of Cash Crops in Agroforestry Systems [PDF]

Ecology and Evolution
Indigenous farming practices (e.g., traditional agroforestry) can sustain high levels of biodiversity and ecosystem services (e.g., natural pest and pathogen control) and can be sustainable in the long term, especially if integrated with innovation and ...
Marco Campera, Jake Skull, Lizzie H. Morton, Charlotte A. Grant, Diogo De Almeida Santos, Dylan Wimble, Aislinn Olthoff, Lilli Stenger, Joel Bowden‐Pickstock, I. Made Setiawan, I. Ketut Maliawan, Angel Sangha, Jessica Chavez, Mia Garza, Jenna Sleath‐Probets, Aikaterina Karageorgiadi, Made Dwi Sadnyana, I. Putu Leo Ardhiyanto, Michela Balestri, Andrew K. Jones, Sophie Manson, Muhammad Syirazi, Zefanya Ajiningrat Wibowo, Kuntayuni, Vincent Nijman, Matthew W. Bulbert, Vinni Jain, Desak Ketut Tristiana Sukmadewi   +27 more
doaj   +2 more sources

Lasiodiplodia theobromae causes vascular streak dieback (VSD)–like symptoms of cacao in Davao Region, Philippines [PDF]

Australasian Plant Disease Notes, 2017
Samples of Theobroma cacao seedlings and mature trees with vascular streak dieback (VSD)–like symptoms were observed in Davao, Philippines in 2014. The symptoms were chlorosis and later necrosis of leaves, mostly those second or third from the stem tips.
Dionisio G. Alvindia, Frances Luisa M. Gallema   +1 more
openaire   +3 more sources