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16 Results Found

  • Article
  • Open Access
84 Citations
8,566 Views
22 Pages

Response Surface Methodology: An Emphatic Tool for Optimized Biodiesel Production Using Rice Bran and Sunflower Oils

  • Muhammad Waseem Mumtaz,
  • Ahmad Adnan,
  • Farooq Anwar,
  • Hamid Mukhtar,
  • Muhammad Asam Raza,
  • Farooq Ahmad and
  • Umer Rashid

4 September 2012

The current study describes the emphatic use of response surface methodology for the optimized biodiesel production using chemical and enzymatic transesterification of rice bran and sunflower oils. Optimal biodiesel yields were determined to be 65.3...

  • Article
  • Open Access
4 Citations
3,383 Views
24 Pages

Effect of Crude Oil Quality on Properties of Hydrocracked Vacuum Residue and Its Blends with Cutter Stocks to Produce Fuel Oil

  • Iliyan Kolev,
  • Dicho Stratiev,
  • Ivelina Shishkova,
  • Krassimir Atanassov,
  • Simeon Ribagin,
  • Sotir Sotirov,
  • Evdokia Sotirova and
  • Danail D. Stratiev

6 June 2023

The production of heavy fuel oil from hydrocracked vacuum residue requires dilution of the residue with cutter stocks to reduce viscosity. The hydrocracked residue obtained from different vacuum residue blends originating from diverse crude oils may...

  • Article
  • Open Access
10 Citations
3,468 Views
13 Pages

Agricultural Grain Markets in the COVID-19 Crisis, Insights from a GVAR Model

  • Luciano Gutierrez,
  • Guillaume Pierre and
  • Maria Sabbagh

10 August 2022

The objective of this paper is to combine cross-commodity and spatial price transmission analysis to study the dynamics of the global cereal feed market during the COVID-19 pandemic. After reviewing the nascent literature on the impact of COVID-19 on...

  • Article
  • Open Access
10 Citations
4,634 Views
10 Pages

Effects of Different Fish Diets on the Water Quality in Semi-Intensive Common Carp (Cyprinus carpio) Farming

  • László Berzi-Nagy,
  • Attila Mozsár,
  • Flórián Tóth,
  • Dénes Gál,
  • Zoltán Nagy,
  • Sándor Alex Nagy,
  • Éva Kerepeczki,
  • László Antal and
  • Zsuzsanna J. Sándor

28 April 2021

Semi-intensive common carp (Cyprinus carpio) farm technology uses several feed types affecting the growth performance; however, we know less about their long-term effects on water quality. Herein, we evaluated the effects of three commonly used feeds...

  • Article
  • Open Access
7 Citations
4,343 Views
21 Pages

Influence of Krill Meal on the Performance of Post-Smolt Atlantic Salmon That Are Fed Plant-Based and Animal-Based Fishmeal and Fish Oil-Free Diets

  • Frederick T. Barrows,
  • Kelly B. Campbell,
  • T. Gibson Gaylord,
  • Rodrigo C. M. Sanchez,
  • Sergio A. Castillo and
  • Ewen McLean

30 November 2023

The purpose of this study was to determine the influence of krill meal (KM) inclusion at various levels (0%, 2.5%, 5%) in plant-based and animal-based feeds, that were fishmeal (FM) and fish oil (FO) free, on Atlantic salmon growth. A FM/FO feed cont...

  • Review
  • Open Access
64 Citations
11,861 Views
21 Pages

New Biofuel Alternatives: Integrating Waste Management and Single Cell Oil Production

  • Elia Judith Martínez,
  • Vijaya Raghavan,
  • Fernando González-Andrés and
  • Xiomar Gómez

24 April 2015

Concerns about greenhouse gas emissions have increased research efforts into alternatives in bio-based processes. With regard to transport fuel, bioethanol and biodiesel are still the main biofuels used. It is expected that future production of these...

  • Article
  • Open Access
5 Citations
2,445 Views
21 Pages

24 March 2024

Lard (LD) and Basa fish offal oil (BFO) have similar fatty acid profiles, both containing high contents of saturated fatty acids (SFA) and monounsaturated fatty acids (MUFA). The present study aimed to investigate the efficacy of partial or complete...

  • Article
  • Open Access
31 Citations
5,225 Views
12 Pages

Response Surface Methodology Approach for Optimized Biodiesel Production from Waste Chicken Fat Oil

  • Fatima Shafiq,
  • Muhammad Waseem Mumtaz,
  • Hamid Mukhtar,
  • Tooba Touqeer,
  • Syed Ali Raza,
  • Umer Rashid,
  • Imededdine Arbi Nehdi and
  • Thomas Shean Yaw Choong

6 June 2020

Biodiesel is gaining acceptance as an alternative fuel in a scenario where fossil fuel reserves are being depleted rapidly. Therefore, it is considered as the fuel of the future due to its sustainability, renewable nature and environment friendly att...

  • Review
  • Open Access
7 Citations
5,951 Views
21 Pages

5 December 2024

This review evaluates regenerative aquaculture (RA) technologies and practices as viable pathways to foster resilient, ecologically restorative aquaculture systems. The key RA technologies examined include modern periphyton technology (PPT), biofloc...

  • Article
  • Open Access
58 Citations
12,801 Views
29 Pages

1 April 2014

We argue that the present crisis and stalling economy that have been ongoing since 2007 are rooted in the delusionary belief in policies based on a “perpetual money machine” type of thinking. We document strong evidence that, since the early 1980s, c...

  • Abstract
  • Open Access
1 Citations
1,541 Views
1 Page

Global population growth is placing increasing pressures on land for food and feed production as well as energy security. In particular in sub-Saharan Africa (SSA), these issues require urgent attention. This is clearly stated in The United Nations G...

  • Article
  • Open Access
1 Citations
4,424 Views
29 Pages

13 March 2024

A major operation in petroleum refinery plants, blend scheduling management of stocks and their mixtures, known as blend-shops, is aimed at feeding process units (such as distillation columns and catalytic cracking reactors) and production of finishe...

  • Feature Paper
  • Article
  • Open Access
20 Citations
4,985 Views
10 Pages

Phytosterol Composition of Arachis hypogaea Seeds from Different Maturity Classes

  • Wenxu Zhou,
  • William D. Branch,
  • Lissa Gilliam and
  • Julie A. Marshall

29 December 2018

The seeds of cultivated peanut, Arachis hypogaea, are an agronomically important crop produced for human nutrition, oilseed and feed stock. Peanut seed is the single most expensive variable input cost and thus producers require seed with excellent pe...

  • Article
  • Open Access
60 Citations
6,851 Views
12 Pages

Techno-Economic Analysis of Fast Pyrolysis of Date Palm Waste for Adoption in Saudi Arabia

  • Sulaiman Al Yahya,
  • Tahir Iqbal,
  • Muhammad Mubashar Omar and
  • Munir Ahmad

23 September 2021

Date palm trees, being an important source of nutrition, are grown at a large scale in Saudi Arabia. The biomass waste of date palm, discarded of in a non-environmentally-friendly manner at present, can be used for biofuel generation through the fast...

  • Article
  • Open Access
4 Citations
2,520 Views
18 Pages

Dietary Effect of a Plant-Based Mixture (Phyto AquaMeric) on Growth Performance, Biochemical Analysis, Intestinal Histology, Gene Expression and Environmental Parameters of Nile Tilapia (Oreochromis niloticus)

  • Abdel-Fattah M. El-Sayed,
  • Mahougnon Simeon Fagnon,
  • Amira M. Hamdan,
  • Thibaut Chabrillat,
  • Coralie Araujo,
  • Julie Bouriquet,
  • Sylvain Kerros and
  • Salma M. S. Zeid

12 September 2024

This study aimed to assess the effect of dietary supplementation of a mixture of botanical compounds and essential oil (Phyto AquaMeric, PAM) on the growth, immune and antioxidant parameters and environmental benefits in Nile tilapia. Two diets inclu...

  • Article
  • Open Access
25 Citations
7,506 Views
17 Pages

22 June 2019

Apart from being used as an oil stock for bio-fuels production, an annual crop plant Brassica napus, thought to be an agro-waste, and used either as an animal feed, soil fertilizer or biomass for combustion and thermal energy production. Alternativel...