Zobrazeno 1 - 10
of 50
pro vyhledávání: '"AGUS PURWANTARA"'
Publikováno v:
Menara Perkebunan, Vol 86, Iss 2, Pp 107-115 (2018)
Coconut kopyor is one of the most important commodities. One of the problems in coconut kopyor cultivation is grey leaf spot disease caused by Curvularia sp. Using endophytic bacteria is one of the control technique that is environmentally friendly.
Externí odkaz:
https://doaj.org/article/98733ddc045941008af76f101a86ad1b
Publikováno v:
Menara Perkebunan, Vol 86, Iss 2, Pp 56-61 (2018)
Effect of Tithonia diversifoliaextract on biodegradability of the bioplastic was evaluated using plantation soil as natural inoculum. The bioplastic was a composite of cellulose from cacao pod husk, starch and enriched by tithoniaextract. Biodegradat
Externí odkaz:
https://doaj.org/article/db3aa7ae07a841fb9670a0889e921d82
Publikováno v:
Coffee and Cocoa Research Journal, Vol 26, Iss 2 (2010)
Research based on morphology which is related to structural resistance such as stomata density and chemical resistance involving chitinase and peroxidase enzymes needs to be conducted. Hereafter, cacao resistant mechanism against Phytophthora palmivo
Externí odkaz:
https://doaj.org/article/dac336f9b239489497f51a161cc63e5e
Autor:
Agus Purwantara
Publikováno v:
Coffee and Cocoa Research Journal, Vol 24, Iss 3 (2008)
Phytophthora palmivora causes serious losses on cocoa in Indonesia and world-wide. The research aimed to assess the potential of soil as source of inocula for Phytophthora diseases in cocoa. Soil samples were baited using a healthy cocoa pod tissue,
Externí odkaz:
https://doaj.org/article/36ee27af7ad34adb9d19941fbdc699bf
Autor:
Rubiyo Rubiyo, Agus Purwantara, Dedy Suhendy, Trikoesoemaningtyas Trikoesoemaningtyas, Satriyas Ilyas, Sudarsono Sudarsono
Publikováno v:
Coffee and Cocoa Research Journal, Vol 24, Iss 2 (2008)
The general objective of this experiment was to standardize method of resistance evaluation of cacao germplasm against Phytophthora palmivora, the pathogen causing black pod disease in cacao. The sepecific objectives were to evaluate (1) effects of
Externí odkaz:
https://doaj.org/article/d80a098fbae640599b3e8fde598cb454
Publikováno v:
Coffee and Cocoa Research Journal, Vol 24, Iss 1 (2008)
Abstract This experiment aims to know the solar energy efficiency of four clones of cocoa that cultivated under three different shading plants. This experiment has been done from September until December 2013 located at Kaliwining Experiment Farm wi
Externí odkaz:
https://doaj.org/article/500e45198b704abe969c47262ac6875a
Autor:
Ayu Kartini Parawansa, Susanna Bryceson, Elaina Vandermark, Amanda P. Firmansyah, Agus Purwantara, Peter J. McMahon, Philip J. Keane
Publikováno v:
Tropical Plant Pathology. 47:754-769
Publikováno v:
Biodiversitas, Vol 22, Iss 7 (2021)
Junaid M, Purwantara A, Guest G. 2021. Fungal Basidiomycete Ceratobasidium theobromae DNA obtained directly from cocoa petioles. Biodiversitas 22: 2838-2843. Understanding the biology of the fastidious Basidiomycete Ceratobasidium theobromae occupyin
Autor:
Philip J. Keane, Ashar Saftar, Ayu K. Parawansa, Susanna R. Bryceson, Peter McMahon, David Guest, Agus Purwantara, Agung Wahyu Susilo, Sahardi Mulia, Smilja Lambert, Hussin bin Purung, Nurlaila
Publikováno v:
Crop Protection. 109:24-32
Vascular streak dieback (VSD) causes serious losses for cacao (or cocoa) smallholders in Sulawesi, Indonesia. The disease is caused by a Cantharellales species, Ceratobasidium theobromae, which colonises the xylem, resulting in leaf chlorosis or necr
Publikováno v:
E-Journal Menara Perkebunan. 86
Coconut kopyor is one of the most important commodities. One of the problems in coconut kopyor cultivation is grey leaf spot disease caused by Curvularia sp. Using endophytic bacteria is one of the control technique that is environmentally friendly .