نتایج جستجو برای: palm oil plantation waste

تعداد نتایج: 232402  

Conventional steam activation pyrolysis of waste materials such as oil palm kernel shell for production of biochar was investigated using central composite design. Conventional steam activation was carried out via an initial carbonization of oil palm kernel shell to obtain biochar and thereafter steam activation of the biochar using the conventional heating to produce activated carbon. Addition...

Journal: :Malaysian Journal of Fundamental and Applied Sciences 2019

2012
Manase Auta

Global environmental pollution challenges can be alleviated if proper disposal and conversion of wastes is promoted. An attempt of converting waste to wealth was made in this study by converting oil palm empty fruits bunch to activated carbon through chemical activation with potassium hydroxide which was used for adsorption of Rhodamine B dye from waste water. Fixed-bed column adsorption system...

2015
A Gómez A Sáenz-Aponte

Strategus aloeus L (Coleoptera: Scarabaeidae), known as "Little bull" or oil palm "chiza" is a limiting pest in palm plantation in Cesar Colombia. Its management is based on pesticide use or old palm removal in renewal lots. Therefore, other alternatives are being sought out. Entomopathogenic nematodes isolated from the Colombian Andean region were evaluated. Under laboratory conditions S. aloe...

2002
Laili Nordin

The utilities of AIRSAR data for oil palm biomass inventory and mapping are investigated. The study is on oil palm plantations in Tapah, Malaysia. The work focuses on two main applications. First, retrieval of oil palm biomass by establishing empirical relationships between backscatter coefficient and conventional estimation of biomass based on model as well as ground data. Second, mapping oil ...

2016
Walesa Edho Prabowo Kevin Darras Yann Clough Manuel Toledo-Hernandez Raphael Arlettaz Yeni A Mulyani Teja Tscharntke

Rapid land-use change in the tropics causes dramatic losses in biodiversity and associated functions. In Sumatra, Indonesia, lowland rainforest has mainly been transformed by smallholders into oil palm (Elaeis guineensis) and rubber (Hevea brasiliensis) monocultures, interspersed with jungle rubber (rubber agroforests) and a few forest remnants. In two regions of the Jambi province, we conducte...

2016
Elham Sumarga Lars Hein

Deforestation and oil palm expansion in Central Kalimantan province are among the highest in Indonesia. This study examines the physical and monetary impacts of oil palm expansion in Central Kalimantan up to 2025 under three policy scenarios. Our modelling approach combines a spatial logistic regression model with a set of rules governing land use change as a function of the policy scenario. Ou...

2011

The recent announcements of the breakthroughs in obtaining the oil palm genome sequence map herald a new chapter in oil palm genetic improvement. These breakthroughs will spur the further development of oil palm genomics. This article examines how genomics would impact plant and oil palm breeding. The knowledge derived from genomics research in terms of the DNA structure of a gene, how it funct...

2014

The waste agriculture materials cause environment pollution, recycle of these materials help sustainable development. This study focused on the impact of used oil palm shell ash on the compressive and flexural strengths of cement mortar. Two different cement mortar mixes have been designed to investigate the impact of oil palm shell ash on strengths of cement mortar. Quantity of 4% oil palm she...

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