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Mulching Agriculture Using Thin Plastic Film in China

Chen Qien

Strategic Study of CAE 2002, Volume 4, Issue 4,   Pages 12-15

Abstract:

This article reviews studies and applications of mulching agriculture using thin plastic film in ChinaPlastic film mulching makes great effects on traditional mulching techniques of China.Over past 20 years with application of thin plastic film, some great changes have taken place in agriculturalMain mechanisms of yield increasing by plastic film mulching are： raising soil temperature, protectingProblems and prospects of mulching agriculture using thin plastic film are reviewed at the end of the

Keywords： plastic film mulching     agricultural technique changes     mechanisms and effects    

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Quantification of pesticide residues on plastic mulching films in typical farmlands of the North China

Baoyuan Guo, Jiao Meng, Xinyu Wang, Chengnan Yin, Weiyu Hao, Baiwen Ma, Zhang Tao

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 1, doi: 10.1007/s11783-019-1181-9

Abstract: Pesticide residuals on mulching film of Shandong, Tianjin and Hebei.Detected 29 pesticides in soil and 30 in mulching film.The plastic mulching films is one of the most important plastic debirs source in the environment.tandem mass spectrum (HPLC-MS) were developed for the analysis of the pesticides residues in plastic filmThe total concentrations of pesticide residues were in the range of 86.4‒22213.2 ng/g in plastic film

Keywords： Pesticides     Plastic mulching film     Soil     QuEChERS     Farmland    

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Modeling water and heat transfer in soil-plant-atmosphere continuum applied to maize growth under plastic filmmulching

Meng DUAN, Jin XIE, Xiaomin MAO

Frontiers of Agricultural Science and Engineering 2019, Volume 6, Issue 2,   Pages 144-161 doi: 10.15302/J-FASE-2019258

Abstract: mulching applied to field-grown maize in North-west China.Scenarios were considered to simulate the influence of future climate change and film mulching on cropWith an increase in the ratio of film mulching area, the evaporation will decrease, while the impactof film mulching on crop transpiration is not significant.In general, film mulching is effective in saving water, preserving soil moisture, increasing soil surface

Keywords： film mulching     growth stage     leaf area index     maize growth     water and heat transfer    

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The innovation and practice of dryland farming technology in Gansu Province

Guo Xianshi,Liu Yanlan,Hou Huizhi and Guo Tianwen

Strategic Study of CAE 2012, Volume 14, Issue 3,   Pages 65-69

Abstract: The traditional Gansu gravel mulching field, dryland wheat film bunch planting, and rain-colleting agriculturemechanism of crop drought-resistance and yield increase, and application situation ofthe whole plastic-filmmulching on double ridges and planting maize in catchment furrows, and soil over film-mulched and bunch-seeded

Keywords： Gansu Province     innovation of dryland faming technologies     the whole plastic-film mulching on doubleridges and planting maize in catchment furrows     soil over film-mulched and bunch-seeded wheat.    

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Numerical simulation of liquid falling film on horizontal circular tubes

Fengdan SUN, Songlin XU, Yongchuan GAO

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 3,   Pages 322-328 doi: 10.1007/s11705-012-1296-z

Abstract: The objective of this study is to investigate numerically the flow characteristics of falling film onThe volume of fluid method is used to track the motion of liquid falling film and the gas-liquid interfaceThe velocity distribution and the film thickness characteristics on the top tube, some special flow characteristicsdistributions of the upper and lower parts of the tube are not strictly symmetric and non-uniform, 2) the filmare distinguished, and 5) the liquid feed height plays an important role on the formation of falling film

Keywords： falling film     horizontal tube     flow characteristics     film thickness     liquid feeder height    

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Experiment and optimal design of a collection device for a residual plastic film baler

Qi NIU,Xuegeng CHEN,Chao JI,Jie WU

Frontiers of Agricultural Science and Engineering 2015, Volume 2, Issue 4,   Pages 347-354 doi: 10.15302/J-FASE-2015077

Abstract: It is imperative to carry out research on residual plastic film collection technology to solve the seriousThe residual plastic film baler was designed as a package for film strip collection, cleaning and balingand the impurity of film package.The results show that the factors affecting the collection rate of residual film and the impurity ofwas 88.9% and the impurity of residual film package was 14.2% for the baler.

Keywords： residual film     collection device     collection rate of residual film     impurity of film package     optimization    

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Effect of mulching with maize straw on water infiltration and soil loss at different initial soil moistures

Yifu ZHANG,Hongwen LI,Jin HE,Qingjie WANG,Ying CHEN,Wanzhi CHEN,Shaochun MA

Frontiers of Agricultural Science and Engineering 2016, Volume 3, Issue 2,   Pages 161-170 doi: 10.15302/J-FASE-2016104

Abstract: Mulching and soil water content (SWC) have a significant impact on soil erosion, and this study investigatedthe effect of straw mulching on water infiltration and soil loss under different initial SWC treatmentsHowever, in all the straw mulching treatments, there was no significant difference in stable infiltrationFor all initial SWC treatments, straw mulching of 30% or more significantly enhanced water infiltrationTaking into consideration the performance of no-till planters, a maize straw mulching rate of 30% to

Keywords： infiltration     initial soil water content     rainfall simulation     soil loss     straw mulching    

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Retrospect and Prospect of Study on Thin Film Lubrication

Ge Jianbin,Zhang Chaohui,Wen Shizhu

Strategic Study of CAE 2003, Volume 5, Issue 7,   Pages 84-89

Abstract:

Thin film lubrication (TFL) has been well studied as a new lubrication regime since the 90s of lastof TFL, which involves the origin of the TFL concept, advancement of measuring technique, TFL's film-forming

Keywords： thin film lubrication     ordered film     film thickness measurement     microstructure    

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Thin-liquid-film evaporation at contact line

Hao WANG, Zhenai PAN, Zhao CHEN

Frontiers in Energy 2009, Volume 3, Issue 2,   Pages 141-151 doi: 10.1007/s11708-009-0020-2

Abstract: regions: a nonevaporating region, where the liquid is adsorbed on the wall; a transition region or thin-filmThe thin liquid film, with thickness from nanometers up to micrometers, covering the transition regionIn this paper, a review was made of the researches on thin-liquid-film evaporation.The major characteristics of thin film, thin-film modeling based on continuum theory, simulations basedon molecular dynamics, and thin-film profile and temperature measurements were summarized.

Keywords： meniscus     thin film     contact line     disjoining pressure     evaporation    

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Surface-tailoring chlorine resistant materials and strategies for polyamide thin film composite reverse

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 5,   Pages 564-591 doi: 10.1007/s11705-021-2109-z

Abstract: Polyamide thin film composite membranes have dominated current reverse osmosis market on account of theirsusceptibility of polyamide toward chlorine attack has been regarded as the Achilles’s heel of polyamide thin filmThe advancement in the development of chlorine resistant polyamide thin film composite membranes is reviewed

Keywords： reverse osmosis     polyamide     thin film composite membranes     chlorine resistance     surface modification    

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Piezoelectric film-actuated motion platform with high resolution

HUA Shunming, ZHANG Hongzhuang, CHENG Guangming, FAN Zunqiang, LIU Jianfang

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 3,   Pages 265-269 doi: 10.1007/s11465-008-0041-2

Abstract: A piezoelectric film-actuated motion platform with high resolution, which can run in two directions within

Keywords： mathematical     stick-slip mechanism     piezoelectric film-actuated     analysis     terrific    

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Heat and mass transfer of ammonia-water in falling film evaporator

Xianbiao BU, Weibin MA, Huashan LI

Frontiers in Energy 2011, Volume 5, Issue 4,   Pages 358-366 doi: 10.1007/s11708-011-0161-y

Abstract: investigate the performance of heat and mass transfer of ammonia-water during the process of falling filmSubsequently, a series of parameters, such as velocity, film thickness and concentration, etc., wereCalculated results show that the average velocity and the film thickness change dramatically at the entrancethat the roll-worked enhanced tube or other enhanced tube can reduce the concentration gradient in the film

Keywords： falling film evaporation     ammonia-water     heat and mass transfer    

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Dynamic analysis of free-surface thin film flows driven by gravity over undulated substrate

Zhaomiao LIU, Xin LIU, Guobin WANG, Hong LIAO,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 2,   Pages 219-225 doi: 10.1007/s11465-010-0010-4

Abstract: This paper studies thin film flows with free surfaces driven by gravity through two types of undulatedcommenced from Navier-Stokes equations and continuity equation, the exact numerical results of free-surface filmfrom the waviness of the substrate planes profile, height of the triangle plane, and change of the filmheight on film flow dynamics properties are shown.

Keywords： waviness     triangle height     film thickness     streamlines separation     vortex    

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Improved film evaporator for mechanistic understanding of microwave-induced separation process

Xin Gao, Dandan Shu, Xingang Li, Hong Li

Frontiers of Chemical Science and Engineering 2019, Volume 13, Issue 4,   Pages 759-771 doi: 10.1007/s11705-019-1816-1

Abstract: Microwave-induced film evaporation separation process has been reported recently to separate the polarTo carry out these investigations, a novel microwave-induced falling film evaporation instrument wasimprovement of the enhancement effect of microwave-induced separation was observed based on the improved film

Keywords： process intensification     microwave     falling film evaporation     separation     azeotrope    

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Surface modification by ligand growth strategy for dense copper bismuth film as photocathode to enhance

Frontiers in Energy doi: 10.1007/s11708-023-0893-5

Abstract: However, semiconductor film grown on photoelectrode suffers from numerous challenges, leading to the

Keywords： copper bismuthate     photocathode     ligand growth strategy     dense film     PEC    

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Title Author Date Type Operation

Mulching Agriculture Using Thin Plastic Film in China

Chen Qien

Journal Article

Quantification of pesticide residues on plastic mulching films in typical farmlands of the North China

Baoyuan Guo, Jiao Meng, Xinyu Wang, Chengnan Yin, Weiyu Hao, Baiwen Ma, Zhang Tao

Journal Article

Modeling water and heat transfer in soil-plant-atmosphere continuum applied to maize growth under plastic filmmulching

Meng DUAN, Jin XIE, Xiaomin MAO

Journal Article

The innovation and practice of dryland farming technology in Gansu Province

Guo Xianshi,Liu Yanlan,Hou Huizhi and Guo Tianwen

Journal Article

Numerical simulation of liquid falling film on horizontal circular tubes

Fengdan SUN, Songlin XU, Yongchuan GAO

Journal Article

Experiment and optimal design of a collection device for a residual plastic film baler

Qi NIU,Xuegeng CHEN,Chao JI,Jie WU

Journal Article

Effect of mulching with maize straw on water infiltration and soil loss at different initial soil moistures

Yifu ZHANG,Hongwen LI,Jin HE,Qingjie WANG,Ying CHEN,Wanzhi CHEN,Shaochun MA

Journal Article

Retrospect and Prospect of Study on Thin Film Lubrication

Ge Jianbin,Zhang Chaohui,Wen Shizhu

Journal Article

Thin-liquid-film evaporation at contact line

Hao WANG, Zhenai PAN, Zhao CHEN

Journal Article

Surface-tailoring chlorine resistant materials and strategies for polyamide thin film composite reverse

Journal Article

Piezoelectric film-actuated motion platform with high resolution

HUA Shunming, ZHANG Hongzhuang, CHENG Guangming, FAN Zunqiang, LIU Jianfang

Journal Article

Heat and mass transfer of ammonia-water in falling film evaporator

Xianbiao BU, Weibin MA, Huashan LI

Journal Article

Dynamic analysis of free-surface thin film flows driven by gravity over undulated substrate

Zhaomiao LIU, Xin LIU, Guobin WANG, Hong LIAO,

Journal Article

Improved film evaporator for mechanistic understanding of microwave-induced separation process

Xin Gao, Dandan Shu, Xingang Li, Hong Li

Journal Article

Surface modification by ligand growth strategy for dense copper bismuth film as photocathode to enhance

Journal Article