Results 11 to 20 of about 336 (153)

Vascular Streak Dieback: Penyakit Baru Tanaman Kakao di Sumatera Barat

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

Cocoa Canopy Replacement to Increase Productivity and Plant Resistance to Vascular Streak Dieback

Coffee and Cocoa Research Journal, 2013
Canopy  replacement  with  vascular  streak dieback  (VSD) resistant  clones is  expected  to  reduce  VSD  infestation  by  reducing  space  of  Oncobasidium theobromae infection,  and  to  increase  cocoa  yield.  This  experiment  was carried  out  in 
Teguh Iman Santoso, Adi Prawoto, Sudarsianto Sudarsianto   +2 more
doaj   +4 more sources

Relationship Analysis Between Leaf-Stomata Characteristics with Cocoa Resistance to Vascular-Streak Dieback [PDF]

Coffee and Cocoa Research Journal, 2016
Characteristics of leaf-stomata indicate having relationship with  the resistance of  cocoa  to  vascular-streak  dieback  (VSD)  caused  by  Ceratobasidum  theobromae. This  research  has  objective  to  identify  the  relationship  between leaf-stomata
Agung Wahyu Soesilo, Poppy Arisandy, Indah Anita Sari, Rudi Harimurti   +3 more
doaj   +4 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   +3 more sources

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

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

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

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

Commodity risk assessment of <i>Acer</i> plants from Ukraine. [PDF]

EFSA J
Abstract The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ’High‐risk plants, plant products and other objects'. This Scientific Opinion covers plant health risks posed by Acer plants (A. griseum, A.
EFSA Panel on Plant Health (PLH), Vicent Civera A, Baptista P, Berlin A, Chatzivassiliou E, Cubero J, Cunniffe N, de la Peña E, Desneux N, Di Serio F, Filipiak A, Hasiów-Jaroszewska B, Jactel H, Landa BB, Maistrello L, Makowski D, Milonas P, Papadopoulos NT, Potting R, Susi H, van Der Gaag DJ, Battisti A, Bragard C, Mas H, Rigling D, Faccoli M, Mikulová A, Stergulc F, Christoph E, Mosbach-Schulz O, Streissl F, Gonthier P.   +31 more
europepmc   +2 more sources