Zobrazeno 1 - 10
of 66
pro vyhledávání: '"Dede J. Sudrajat"'
Autor:
Naning Yuniarti, Yulianti, Dede J. Sudrajat, Nurhasybi, Muhammad Zanzibar, Dida Syamsuwida, Nina Mindawati, Ahmad Junaedi, Kurniawati Purwaka Putri, Evayusvita Rustam, Nurin Widyani, Yosephin Martha Maria Anita Nugraheni
Publikováno v:
Forest Science and Technology, Vol 19, Iss 3, Pp 162-170 (2023)
AbstractRed jabon (Neolamarckia macrophylla) is one of potential tree species, but there are some problems in its cultivation. Intermediate seed character and very small seed sizes with little food reserves often cause the low germination, low growth
Externí odkaz:
https://doaj.org/article/86ab2f3966bf45768ed7c432cadcc750
Autor:
Dede J. Sudrajat, Evayusvita Rustam, Nurhasybi, Nurin Widyani, Yulianti, Yupi Isnaini, Popi Aprilianti, Enggal Primananda, Muhammad Zanzibar, Suhartati, Kurniawati P. Putri, Naning Yuniarti, Surono, Vivi Yuskianti
Publikováno v:
Forest Science and Technology, Vol 19, Iss 2, Pp 130-137 (2023)
AbstractDirect seeding, a planting technique that has long been applied in restoring degraded land and forest, is often doubted to be successful due to many constrains, both biotic and abiotic. This study aims to increase the success of direct seedin
Externí odkaz:
https://doaj.org/article/551a68f6e05c4934a6ca1117d662e4da
Autor:
Muhammad Zanzibar, Agus Astho Pramono, Yulianti, Kurniawati Purwaka Putri, Dede J. Sudrajat, Naning Yuniarti, Nina Mindawati, Dida Syamsuwida, Danu, Ratna Uli Damayati Sianturi, Y. M.M. Anita Nugraheni, Nurhasybi, Junaedi Ahmad
Publikováno v:
Hayati Journal of Biosciences, Vol 30, Iss 2 (2022)
Gamma irradiation treatments have commonly been applied to induce variation in plant genetic improvement programs. The improvement of nyawai (Ficus variegata Blume) is urgently needed mainly to break the seed dormancy, increase seedling growth, and i
Externí odkaz:
https://doaj.org/article/9683218de71d4a9b8d76803d0c672a94
Autor:
Muhammad Zanzibar, Y. M. M. Anita Nugraheni, Kurniawati P. Putri, Naning Yuniarti, Dede J. Sudrajat, Yulianti, Dida Syamsuwida, Aam Aminah, Evayusvita Rustam, Andi Sukendro, Diana Septiningrum
Publikováno v:
Forest Science and Technology, Vol 17, Iss 2, Pp 80-87 (2021)
Deteriorated seeds can be improved by invigoration treatment, including gamma-ray irradiation by Cobalt-60 (60Co). The purpose of this study was to determine the proper dose of gamma-ray irradiation (60Co) to increase the decreased vigor of suren (To
Externí odkaz:
https://doaj.org/article/db12c388b4db4c97a0c907cba3cda08a
Publikováno v:
Jurnal Perbenihan Tanaman Hutan, Vol 6, Iss 2, Pp 145-158 (2018)
Low dosage gamma ray iradiation has a potency to improve the seed germination by increasing of enzimatic activities, cell division, stimulating of responsive genes to auksin and improving of seed metabolism. The aim of the research was to identify se
Externí odkaz:
https://doaj.org/article/bddd0ce60e2a4705ae75d2fecbd824ee
Publikováno v:
Jurnal Perbenihan Tanaman Hutan, Vol 6, Iss 1, Pp 31-40 (2018)
Trema orientalis L. is a potential species to be developed as a biomass-based renewable energy source. The use of quality seedling that can be done through vegetative techniques is one of the issues that determine the success of plantation developmen
Externí odkaz:
https://doaj.org/article/c0a9d818074d4315aceb2fb690ff037c
Publikováno v:
Jurnal Manajemen Hutan Tropika, Vol 24, Iss 2, Pp 51-59 (2018)
Nyamplung (Calophyllum inophyllum L.), a native multipurpose tree species, produces good general-purpose timber, biodiesel, and medicine. The most widely used method of establishing the species is transplanting nursery-grown containerized seedlings.
Externí odkaz:
https://doaj.org/article/90abd177e5c34b4b831a28cb7d1374a0
Autor:
Dede J. Sudrajat, Yulianti Bramasto
Publikováno v:
Jurnal Perbenihan Tanaman Hutan, Vol 6, Iss 1, Pp 49-60 (2018)
Tisuk (Hibiscus macrophyllus Roxb.) is a potential fast growing species to cultivate in a forest community and forest plantation. This species has strong seed dormancy that causing its germination becomes obstacle in seedling procurement. The aim of
Externí odkaz:
https://doaj.org/article/ba66a246c08c4a7dac18d97f23bff2d9
Publikováno v:
Jurnal Perbenihan Tanaman Hutan, Vol 5, Iss 2, Pp 103-114 (2017)
Pongamia (Pongamia pinnata (L.) Pierre) is one of a potential tree species to produce biodiesel. Pongamia-based biodiesel development program is still constrained by the availability of quality and quantity seeds due to the limited of seed sources. T
Externí odkaz:
https://doaj.org/article/0ea28fc2fa124b409d3f419b32dd0109
Autor:
Endang Pujiastuti, Dede J. Sudrajat
Publikováno v:
Jurnal Perbenihan Tanaman Hutan, Vol 5, Iss 2, Pp 81-94 (2017)
Standard germination does not always indicate seed lot potential performance, especially if field germination conditions are less than optimal. Seed vigour tests therefore have been proposed to detect more accurate differences in potential seed lot p
Externí odkaz:
https://doaj.org/article/ca9660dd5895443ca4664bda7183107b