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Augustine Innalegwu Daniel, Ali Al-Hashimi, Marshall Keyster and Ashwil Klein
Alternaria alternata is a global fungal pathogen that causes symptoms such as leaf blight and seed rot resulting in economically significant yield losses in different varieties of crops. Green synthesis of nanoparticles is preferred over other methods of...
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Zbigniew Kobus, Anna Pecyna, Agnieszka Buczaj, Monika Krzywicka, Artur Przywara and Rafal Nadulski
This study investigated the effects of particle size and ultrasonic parameters on the yields of bioactive compounds extracted from the leaves and inflorescences of hemp. The total flavonoid and anthocyanin contents were determined using the spectrophotom...
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Beatriz Martín-García, Sandra Pimentel-Moral, Ana María Gómez-Caravaca, David Arráez-Román and Antonio Segura-Carretero
Olive leaves contain bioactive compounds that have been shown to activate AMP-activated protein kinase (AMPK), which decreases intracellular lipid accumulation. Microwave-assisted extraction (MAE) is a green extraction technique that is frequently used i...
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Olivera S. Stamenkovic, Milan D. Kostic, Dragana B. Radosavljevic, Vlada B. Veljkovic
Pág. 359 - 367
Statistical multivariate methods like Box-Behnken, face central composite and full factorial designs (BBD, FCCD and FFD, respectively) in combination with the response surface methodology (RSM) were compared when applied in modeling and optimization of t...
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Avinash Thakur, Paramjit Singh Panesar, Manohar Singh Saini
Pág. 274 - 285
Technological optimization of process parameters posses one of the open challenge for fermentative lactic acid (LA) production. Hence optimization of process parameters viz. sugar concentration, pH, biomass, incubation temperature and incubation time for...
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Achanai Buasri, Phensuda Sirikoom, Sirinan Pattane, Orapharn Buachum and Vorrada Loryuenyong
In the present investigation, response surface methodology (RSM) and machine learning (ML) are applied to the biodiesel production process via acid-catalyzed transesterification and esterification of triglyceride (TG). In order to optimize the production...
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Dejiang Liu, Yan Gong, Xuejun Zhang, Qingxu Yu, Xiao Zhang, Xiao Chen and Yemeng Wang
Codonopsis pilosula is cultivated mainly in sandy soils, especially in the Dingxi area of the Gansu province, northwest China. They are mainly planted in hilly areas, where large machines cannot reach easily. Codonopsis pilosula transplanting has been ad...
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Emilio Ovando, Lucio Rodríguez-Sifuentes, Luz María Martínez and Cristina Chuck-Hernández
This study shows the use of a by-product from the manufacture of a novel antiseptic/disinfectant (HOCl) to obtain a protein isolate from defatted soybean flour (a co-product from the soybean oil industry); an optimization process was carried out to creat...
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Xinyu Chen, Mingdong Chen, Mengmeng Liu, Yang Li, Deqiu Yang and Haihua Wu
To address the problem of poor ridging effect, a sweet potato ridging and shaping machine was designed and its overall structure and working principles were described. The design parameters of rotary tillage device, furrowing and shaping device and press...
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Shun Chen, Xinwei Zhang, Chunxia Jiang, Kechuan Yi, Qingqing Wang, Xuemeng Sha and Xiaolong Zhang
Aiming to address the problems of low working efficiency and high damage rate of high and low roller peeling equipment in the process of fresh corn harvesting in China, this paper theoretically analyzes the mechanical motion process between the peeling d...
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Honggang Li, Xiaomeng Xia, Linqiang Chen, Ruiqiang Ran and Dongyan Huang
The traditional gauge wheel has poor performance in reducing the adhesion to soil and constructing seed furrow, which results in lower seeding quality of the planter. To reduce the adhesion of the gauge wheel to the soil and build a well-structured seed ...
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Weidong Cao, He Wang, Xinyu Yang and Xinyi Leng
The methodologies of computational fluid dynamics (CFD) and response surface method (RSM) were integrated to uncover the optimal correlational framework for intricate hydraulic geometric parameters of guide vane centrifugal pumps. Parameters such as blad...
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Biao Ma, Mingjiang Chen, Aibing Wu, Jingjing Fu, Zhichao Hu and Binxing Xu
Aiming to solve the problems of easy clogging and high energy consumption of multi-way fertilization devices for liquid manure, a crushing and impurity removal device for liquid manure was designed by combining the physical characteristics of liquid manu...
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Fei Dai, Pengqing Xu, Zixiang Yuan, Ruijie Shi, Yiming Zhao, Xuefeng Song and Wuyun Zhao
The aim of this study was to investigate the effects of different working parameters on the cleaning efficiency of a cleaning device during the separation and cleaning process in a flax joint harvesting machine. To achieve this objective, CFD?DEM joint s...
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Xingyu Wang, Yurong Tang, Haipeng Lan, Yang Liu, Yong Zeng, Zhihui Tang, Yichuan He and Yongcheng Zhang
This study designed two levels of quantitative fertilizer distribution to investigate precision fertilization applications in orchards in South Xinjiang, China, which have vast rows and narrow plant spaces. The machine comprised a base frame, a ditching ...
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Serhii Halko, Oleksandr Vershkov, Jakub Horák, Oleksandr Lezhenkin, Larysa Boltianska, Anatolii Kucher, Olena Suprun, Oleksandr Miroshnyk and Vitalii Nitsenko
This article deals with the problem of harvesting combed straw by mixing it with the soil and the process of combed straw decomposition in particular. The idea and purpose of the research are also analysed in terms of circular economy, which represents a...
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Sovannmony Lay, Sochetra Sen and Peany Houng
Red pepper powder is used as a spice added to various types of foods to improve the spiciness and aroma of foods. The unique aroma and spiciness of red pepper are related to the contents of bioactive compounds, including alkaloids, phenolic compounds, te...
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Franky E. P. Lapian, M. Isran Ramli, Mubassirang Pasra and Ardy Arsyad
We often use the plastics daily, containing of polyethylene plastic polymers which recently can be utilized as additional material for road pavements. Several studies have attempted to find the optimum proportion of an asphalt mixture using modified Asbu...
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Mengjie Hu, Junfang Xia, Mingkuan Zhou, Zhengyuan Liu and Dingyang Xie
In order to solve the problem of the poor seed-cleaning performance of the inside-filling pneumatic cotton precision seed-metering device, a double-sided seed-cleaning mechanism combining a seed-cleaning scraper and seed-disturbing air nozzle was designe...
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Nadabe dos Santos Reis, Ozana Almeida Lessa, Clissiane Soares Viana Pacheco, Norma Eliane Pereira, Glêydison Amarante Soares, Erik Galvão Paranhos Silva, Julieta Rangel Oliveira, Marcelo Franco
Pág. e48211
The objective of this study was to evaluate the use of cocoa shell as an alternative substrate for the production of endoglucanase and xylanase by Aspergillus orizae ATCC 10124 in solid-state fermentation. The fermentation assays were performed using coc...
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