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| 1 | Overview of advances in improving uniformity and water use efficiency of sprinkler irrigation显示文摘Water is the scarcest resource and the importance of the judicious use of water in the agricultural sector for sustaining agricultural growth and the retardation of environmental degradation needs no further elaboration.The successes of using sprinkler irrigation to develop new lands,point the way forward to a much greater role for the development of future land reclamation projects.Water use efficiency through a proper improvement of water management techniques and other production factors are essential to boost on-farm productivity.Various factors affecting uniformity and water use efficiency in sprinkler irrigation have been outlined in this research,highlighting possible ways to improve such essential parameters in crop production.The study emphasizes on an irrigation system that works adequately in applying water to stay within the root zone,making the water always available in sufficient quantities to meet the crop water needs.It suggests practical ways of managing irrigation systems within tolerable limits not neglecting the effects of wind which is a major contributing factor to non uniformity in sprinkler irrigation. | Ransford Opoku Darko Yuan Shouqi Liu Junping Yan Haofang Zhu Xingye | 2017 | International Journal of Agricultural and Biological Engineering2017,10,2: | 8 |
| 2 | Effects of Overpressured Fluid Flow on Petroleum Accumulation in the Yinggehai Basin显示文摘The Yinggehai Basin is a strongly overpressured Cenozoic basin developed in the northern continental sheff of the South China Sea. The flow of overpressured fluids in this basin has given rise to strong effects on petroleum accumulation. (1) The overpressured fluid flow has enhanced the maturation of shallow-buried source rocks, which has caused the source rocks that would have remained immature under the conduction background to be mature for hydrocarbon generation. As a result, the overpressured fluid flow has increased the volume and interval of mature source rocks. (2) The overpressured fluid flow has strong extraction effects on the immature or low-mature source rocks in the shallow parts. This has increased, to some extent, the expulsion efficiency of the source rocks. More importantly, the extraction effects have strongly limited the effectiveness of biomarker parameters from oil and condensate in reflecting the source and maturity of the oil and gas. (3) The flow has caused the sandstones in the shallow parts to get into the late diagenesis stage, and significantly reduced the porosity and penneability of the sandstones. This study confirms that even in sedimentary basins in which no topography-driven groundwater flow systems have ever developed, the cross-formation migration of overpressured fluids and the resultant energy conduction and material exchange can significantly affect the thermal regime, source rock maturation and sandstone diagenesis. As a result, the effects of overpressured fluid flow must be taken into account in analyzing the mechanism of petroleum accumulation. | HAOFang DONGWeiliang ZOUHuayao JIANGJianqun | 2004 | Acta Geologica Sinica(English Edition)2004,78,4: | 5 |
| 3 | Protective effects of effective ingredients of Danshen (Radix Salviae Miltiorrhizae)and Honghua (Flos Carthami)compatibility after rat hippocampal neurons induced by hypoxia injury显示文摘OBJECTIVE: To investigate the effective ingredients of Danshen(Radix Salviae Miltiorrhizae) and Honghua(Flos Carthami)(Danhong) on protective properties towards neonatal rat hippocampal neurons under hypoxia condition.METHODS: Primary culture of neonatal rat hippocampal neurons was used to model hypoxia damage on the hippocampus. Methyl thiazolyl tetrazolium(MTT) assay and preliminary experiments were conducted to identify the four effective ingredients of Danhong, along with the injection of positive drug onto hippocampal neurons at a non-toxic dosage level. The cultured cells were randomly divided into 12 groups: the normal group, model group,positive drug control group and nine compatibility groups of the four effective ingredients. Different test methods were applied to determine lactate dehydrogenasein(LDH), total superoxide dismutase(T-SOD), malondialdehyde(MDA), 6-keto prostaglandin F_(la)(6-keto-PGF_(1 a)), thromboxane B_2(TXB_2),mitochondrial membrane potential(MMP), free calcium ions concentration([Ca^(2 +)]i) and early onsetcell apoptosis.RESULTS: Different compatibility groups could inhibit the content of LDH and intracellular calcium overload, increase activity in T-SOD, decrease level of MDA and TXB2, improve level of 6-keto-PGF1 aand MMP, and prevent the early onset cell apoptosis.CONCLUSION: The compatibility of four effective ingredients of Danhong had protective effect toward hippocampi hypoxia. The mechanism might be related to inhibit oxidative stress damage and cell apoptosis, resist thrombosis, and reduce the intracellular calcium ion of overload. | Yu Li Wan Haofang Jin Weifeng Yang Jiehong Li Chang Dai Liuling Ge Lijun Zhou Huifen Wan Haitong He Yu | 2018 | Journal of Traditional Chinese Medicine2018,38,5: | 4 |
| 4 | Application and evaluation of Stanghellini model in the determination of crop evapotranspiration in a naturally ventilated greenhouse显示文摘Stanghellini model is one of the few models primarily developed to predict the evapotranspiration of crops(ET_(c))in naturally ventilated greenhouses.However,there are insufficient data on the model regarding its use,particularly in China where solar greenhouses without heating systems are fast spreading for vegetable growth and production.The application of Stanghellini model and the evaluation of its performance using meteorological and tomato plant data generated inside an unheated and naturally ventilated multi-span Venlo-type greenhouse is exploited in this study.Model capability was evaluated by utilizing data from sap flow measurements,meteorological and crop data.Measured meteorological data included solar radiation(R_(s)),air temperature(T_(a)),relative humidity(RH)and net radiation(Rn).Average leaf area index(LAI)values measured during the experimental period were 1.00,3.30,4.05 and 2.93;while determined crop coefficients(K_(c))changed from 0.40,0.62,1.12 to 0.83 for the initial stage,development stage,mid-season stage and late-season stage,respectively.Results from the study indicated that the average hourly ET_(c) values of tomato plants using sap flow measurements were 0.165 mm/h,0.148 mm/h,0.192 mm/h and 0.154 mm/h for the initial stage,development stage,mid-season stage and late-season stage,respectively.Meanwhile,the ET_(c) values obtained from calculation using Stanghellini model were 0.158 mm/h,0.152 mm/h,0.202 mm/h and 0.162 mm/h for the initial stage,development stage,mid-season stage and late-season stage,respectively.These ET_(c) values calculated by the Stanghellini model were close to the measured values within the same period.The coefficients of correlation(R^(2))based on hourly ET_(c) for the calibration data was 0.94 and that of the validation dataset was 0.90.Scatter plots of the estimated and measured hourly ET_(c) revealed that the R^(2) and the slope of the regression line for May,June and July were 0.94,0.90,0.96 and 1.15,0.97,1.10 respectively.These data were well represented around the 1:1 regression line.A model sensitivity analysis carried out illustrates how the changes in R_(s) and T_(a) affect greenhouse ET_(c).Stanghellini model was therefore proven to be suitable for ET_(c) estimation with acceptable accuracy in unheated and naturally ventilated greenhouses in the Northeast region of China. | Samuel Joe Acquah Haofang Yan Chuan Zhang Guoqing Wang Baoshan Zhao Haimei Wu Hengnian Zhang | 2018 | International Journal of Agricultural and Biological Engineering2018,11,6: | 3 |
| 5 | Determination of crop and soil evaporation coefficients for estimating evapotranspiration in a paddy field显示文摘Accurate estimation of evapotranspiration is important in efficient water management for improving water use efficiency.In order to obtain evapotranspiration and evaporation beneath the canopy using the Food and Agriculture Organization(FAO)method,pan evaporation was used instead of reference evapotranspiration calculated by the Penman-Monteith equation with detailed meteorological data.The total crop coefficient and soil evaporation coefficient were determined using actual measured daytime evapotranspiration and evaporation by the Bowen ratio energy balance and lysimeter,respectively,in a rice paddy field in Japan.The average evapotranspiration was 5.3 mm/d,4.4 mm/d,7.4 mm/d and 6.3 mm/d and crop coefficient was 0.79,1.18,1.01 and 0.86 for the initial stage,development stage,middle-season stage and late-season stage,respectively.The evaporation was low and almost constant with an average value around 0.77 mm/d when the leaf area index(LAI)reached 3.The proposed average crop coefficients for different growing stages were applied to estimate daytime evapotranspiration and found suitable.A simple soil water evaporation coefficient model was developed using leaf area index for practical use and it was found that it could accurately estimate evaporation. | Yan Haofang Zhang Chuan Hiroki Oue Peng Guangjie Ransford Opoku Darko | 2017 | International Journal of Agricultural and Biological Engineering2017,10,4: | 2 |
| 6 | Performance experiment and numerical prediction on the optimization design of the micro-sized water turbine for the hose reel irrigator显示文摘In order to significantly improve the efficiency of driving water turbine used in hose reel irrigator,a new water turbine structure was proposed by the method of performance test and numerical calculation.The internal flow characteristics of original water turbine were analyzed,and it was found that unreasonable design of main flow passage components such as inlet,outlet and runner could not effectively translated pressure energy of upper stream into impact kinetic energy of blade,and gave rise to low energy conversion efficiency of water turbine.The inadequate internal flow and uneven pressure distribution were also not conducive to energy conversion efficiency.Then a new structure of water turbine structure was presented,in which the inlet has a tangential nozzle jet and the outlet is in axial direction.The computational analysis showed that the nozzle jet at the inlet of the new water turbine runner,which makes jet flow mainly concentrate in the impacted blade passage,can reduce the loss of flow kinetic energy.The axial outflow increases the distance of inflow in the runner,which is more conducive to the runner blades work.Performance experiments on both original and new water turbines showed that the highest efficiency of the new turbine is almost 20 percentages higher than that of the original turbine,and the new turbine is nearly triple output power over the original turbine.The internal flow characteristic analysis and the performance experiment were conducted to assess the feasibility of the replacement of the original water turbine by the new water turbine. | Lingdi Tang Shouqi Yuan Yue Tang Haofang Yan | 2018 | International Journal of Agricultural and Biological Engineering2018,11,5: | 1 |
| 7 | Spinel/Layered Heterostructured Cathode Material for High‐Capacity and High‐Rate Li‐Ion Batteries显示文摘 | Feng Wu Ning Li Yuefeng Su Haofang Shou Liying Bao Wen Yang Linjing Zhang Ran An Shi Chen | 2013 | Adv Mater2013,,27: | 1 |
| 8 | Calibration and validation of AquaCrop for deficit and full irrigation of tomato显示文摘The objective of this study was to calibrate and test AquaCrop for tomato(Lycopersicon esculentum)grown under deficit and full irrigation.Two field experiments were carried out in the tropical humid coastal savanna zone in Mfantseman district of the Central Region of Ghana.Data from the first experiment were used to calibrate the model while data obtained from the second experiment were used to validate the model.The calibrated AquaCrop model concentrated on its performance to predict crop yield and seasonal crop water requirement(ETc).Four treatments were investigated:T1(no irrigation after plant establishment),T2(50%ETc restoration),T3(100%ETc restoration up to beginning of flowering,then 50%ETc restoration)and T4(100%ETc restoration).The results revealed that AquaCrop was able to simulate the yield of tomato for T2-T4 with the exception of Treatment T1 which was simulated with the highest deviation of 45.1%.On the other hand,the model was able to simulate the seasonal water requirements to an appreciable degree in both experiments.It must be pointed out that the calibration of AquaCrop suffered from a lack of data on the progress of crop canopy cover which is a very important parameter used in developing the model. | Ransford Opoku Darko Yuan Shouqi Yan Haofang Liu Junping Agnes Abbey | 2016 | International Journal of Agricultural and Biological Engineering2016,9,3: | 1 |
| 9 | Susceptibility behaviour and specific heat anomaly in single crystals of alanine and valine显示文摘 | Wenqing Wang Xiangrong Sheng Haofang Jin Jilan Wu Bo Yin Jingwei Li Zhongxian Zhao Hongshun Yang Fengming Lou Zhizhong Zhuang Guanyuan Yu Lei Shi Zhaojia Chen | 1996 | Journal of Biological Physics1996,,2: | 1 |
| 10 | Strategies in developing promising histone deacetylase inhibitors显示文摘 | LeiZhang HaoFang WenfangXu | 2010 | Med Res Rev2010,,4: | 1 |
| 11 | Recent advances and challenges in materials for 3D bioprinting显示文摘3 D bioprinting has been developed as a promising technology in a wide variety of biomedical applications.However, the successful implementation of bioprinting is still heavily restricted by the relatively narrow range of printable and biocompatible materials. Recently, many comprehensive reviews of the main bioprinting methods,commonly used bioprinting materials and the trending bioprinting applications have been carried out. In this review, we focused on the trends in the development of materials for 3 D bioprinting. The significance and recent advances of ECM-based materials, multi-material and stimuli-responsive materials for bioprinting were summarized successively. Moreover, the challenges in current studies and future perspectives of materials for 3 D bioprinting were discussed. | Hongli Mao Li Yang Haofang Zhu Lihuang Wu Peihong Ji Jiquan Yang Zhongwei Gu | 2020 | Progress in Natural Science:Materials International2020,30,5: | 1 |
| 12 | Advances in research on prevention and treatment of malignant tumors by Zhuang medicine显示文摘Zhuang medicine is the wisdom of the Zhuang people's longterm struggle against disease.It forms part of the traditional medicine of the motherland.In the prevention and treatment of cancer,it has formed the idea of'harmony between man and nature','three gas','three roads'and'two roads'.'For the basic theory and the pathogenesis of virtual poison,establish the system theory of'regulating Qi,detoxifying and supplementing deficiency'as the basic rule.In recent years,with the increasing incidence of malignant tumors and mortality in the world,there is a need for multi-channel treatments,and the unique advantages of Zhuang medicine with anti-tumor have been re-emphasized.This article will provide an overview of Zhuang Medical's understanding of tumors,the pathogenesis of Zhuang medicine,the rule of treatment and the clinical and basic research of Zhuang medicine in cancer prevention and treatment,and provide theoretical support for the clinical practice and experimental research of Zhuang medicine in the treatment of tumor. | Juanmei Mo Shunrong Zhang Zhichuan Gan Haofang Zheng Hanfeng Liu Risheng Qin | 2019 | TMR Aging2019,1,1: | 1 |
| 13 | Stem cell niche-inspired microcarriers with ADSCs encapsulation for diabetic wound treatment显示文摘Stem cell therapies have made great progress in the treatment of diabetic wounds during recent decades,while their short in vivo residence,alloimmune reactions,undesired behaviors,and dramatic losses of cell functions still hinder the translation of them into clinic.Here,inspired by the natural components of stem cell niches,we presented novel microfluidic hydrogel microcarriers with extracellular matrix(ECM)-like composition and adipose-derived stem cells(ADSCs)encapsulation for diabetic wound healing.As the hydrogel was synthesized by conjugating hyaluronic acid methacryloyl(HAMA)onto the Fibronectin(FN)molecule chain(FN-HAMA),the laden ADSCs in the microcarriers showed improved bioactivities and pro-regenerative capabilities.Based on these features,we have demonstrated that these ADSCs microcarriers exhibited significant promotion of neovascularization,follicular rejuvenation,and collagen deposition in a mouse diabetic wound model.These results indicated that the stem cell niche-inspired FN-HAMA microcarriers with ADSCs encapsulation have great clinical potential for diabetic wound treatment. | Xiangyi Wu Haofang Zhu Junyi Che Ye Xu Qian Tan Yuanjin Zhao | 2023 | Bioactive Materials2023,,8: | 1 |
| 14 | Mechanisms of shale gas storage : Implications for shale gas exploration in China 显示文摘 | HaoFang Zou Huayao Lu Yongchao | 2013 | AAPG Bulletin2013,97,8: | 1 |
| 15 | Microstructure heterogeneity and creep damage of DZ125 nickel-based superalloy显示文摘The creep behavior of the DZ125 superalloy at high temperatures has been investigated based on the creep properties measurement and microstructure observations. The experimental results show that, after full heat treatment, the fine and coarser cuboidal γ0precipitates distributed in the dendrite arm and inter-dendrite regions, respectively, the boundaries with various configurations located in the inter-dendrite regions. In the primary creep stage, the cuboidal γ0phase in the alloy transformed into the rafted structure along the direction vertical to the stress axis.The dislocations slipping and climbing over the rafted γ0phase are attributed the deformation mechanism of the alloy during steady-state creep.The(1/2)?1 1 0? dislocations slipping in the γ matrix and ?1 1 0? super-dislocations shearing into the γ0phase are the deformation mechanisms of the alloy in the latter stage of creep. And then the alternate slipping of dislocations results in the initiation and propagation of the micro-cracks along the boundaries until the occurrence of the creep fracture. Since the grain boundaries with various angles relative to the stress axis distribute in the different regions, the initiation and propagation of micro-cracks along the boundaries display the various features.& 2014 Chinese Materials Research Society. Production and hosting by Elsevier B.V. All rights reserved. | Haofang Sun Sugui Tian Ning Tian Huichen Yu Xianlin Meng | 2014 | Progress in Natural Science:Materials International2014,24,3: | 1 |
| 16 | Effects of land use change on hydrological cycle from forest to upland field in a catchment,Japan显示文摘Understanding the effects of land use change on the hydrological cycle is very important for development of sustainable water resource in an upland field catchment.In this study,soil and hydrological properties in an upland field catchment,which was reclaimed partially from a forest catchment,were compared with another forest catchment.The soil properties of surface and subsurface layers were investigated in the two catchments.The soil was compacted and waterholding capacity of soil in the upland field catchment became smaller after the reclamation from forest to upland field,which decreased infiltration rate and water storage in the soil layers.We found that peak discharge and direct runoff in the upland field catchment increased compared with the forest catchment.Annual evapotranspiration from the upland field catchment tended to be lower due to the change in vegetation type and soil properties.Furthermore,a semi-distributed hydrological model was applied in the upland field catchment to understand the integrated effects of reclamation on the hydrological cycle.The model parameters,which were determined using a nonlinear optimization technique—the Shuffled Complex Evolution method(SCE),were compared between the two catchments.The Nash and Sutcliffe coefficient was used to evaluate the model performance.The simulated results indicated that evapotranspiration was decreased and change in discharge was more obvious in the surface layer.We considered that declined infiltration and water storage and increased peak discharge and direct runoff have a negative impact on water resources in the upland field catchment.This study will provide information for forest managers in planning and making decisions for land and water resource management. | Chuan ZHANG Keiji TAKASE Hiroki OUE Nobuhiro EBISU Haofang YAN | 2013 | Frontiers of Structural and Civil Engineering2013,7,4: | 0 |
| 17 | Overview of modelling techniques for greenhouse microclimate environment and evapotranspiration显示文摘Domestication of plants by man through greenhouse crop production has revolutionized agricultural farming systems worldwide.Selecting the appropriate greenhouse technology together with the user-friendly evapotranspiration(ETc)model can optimize crop water use.The greenhouse microclimate environment has nearly zero wind speed and low radiation,hence low transpiration due to high temperature and humidity.Therefore,matching the greenhouse microclimate with the appropriate ETc model will certainly optimize crop water use efficiency since water is becoming a scarce resource globally,more so in the greenhouse environment.This is one of the main reasons why the gap between the dissemination of various advanced ETc models and the application by the greenhouse crop producers’community needs to be bridged.The likelihood or chances of rapidly disseminating and adopting advances in ETc estimating technology by a larger greenhouse crop producers community will increase if greenhouse ETc models become more user-friendly and available.The contribution of the greenhouse system to increased and sustainable food production must come through improved disseminating,adopting and use of existing greenhouse ETc models.FAO recommends a standard approach for the determination of crop water requirements utilizing the product of reference evapotranspiration(ET0)and crop coefficient(Kc)values.The FAO approach can also be used in greenhouse cultivation systems.However,studies connecting greenhouse technologies and methodologies for measuring ET0 or ETc in greenhouses are not available.There are also few studies undertaken that compared the performance of ET0 or ETc models under different categories of greenhouse conditions.In this review,a link between greenhouse technology and ET0 model or ETc model,and how existing knowledge and methodologies in ET0 or ETc measurements can actually enhance the sustainability of greenhouse farming have been highlighted.The categories of greenhouses,equipment commonly used,and the data collected for ET0 and ETc measurements have been established in the article.This review aimed to evaluate and summarize ET0 and ETc models currently available and being used in the various greenhouse categories.The accuracy assessment levels of the ET0 models about the category of the greenhouse microclimate environment were carried out. | Haofang Yan Samuel Joe Acquah Jianyun Zhang Guoqing Wang Chuan Zhang Ransford Opoku Darko | 2021 | International Journal of Agricultural and Biological Engineering2021,14,6: | 0 |
| 18 | Genetic polymorphism of mitochondrial DNA HVS-I and HVS-II of Chinese Tu ethnic minority group显示文摘We analyzed the two hypervariable segments HVS-I and HVS-II of 108 Chinese Tu ethnic minority group samples for forensic and population genetics purposes. Comparing with Anderson sequence, 79 polymorphic loci in HVS-I and 40 in HVS-II were found in Chi-nese Tu ethnic minority group mtDNA sequences, and 90 and 64 haplotypes were then defined. Haplotype diversity and the mean pair-wise differences were 0.9903±0.0013 and 5.7785 in HVS-I, and 0.9777±0.0013 and 3.5819 in HVS-II, respectively. By analyzing the hypervariable domain from nucleotide 1,6180 to 1,6193 in HVS-I, we defined some new types of sequence variations. We also compared the relationship between Tu population and other populations using mtDNA HVS-I sequences. According to Rst genetic distances, the phylogenetic tree showed that the Tu population, the Xi'an Han population, the Chinese Korean, and the Mongol ethnic group were in a clade. This indicated a close genetic relationship between them. There were far relations between the Tu population and other Chinese southern Han populations, Siberian, European, African, and other foreign populations. The results suggest that Tu population has a multi-origin and has also merged with other local populations. | Feng Chen Yajun Deng Yonghui Dang Bo Zhang Haofang Mu Xiaoguang Yu Lin Li Chunxia Yan Teng Chen | 2008 | Journal of Genetics and Genomics2008,35,4: | 0 |
| 19 | Polylysine complexes and their biomedical applications显示文摘Poly-L-lysine(PLL)is a water-soluble biopolymer consist of repeating unit of L-lysine.It displays intrinsic non-antigenicity,antibacterial property,biocompatibility,and biodegradability,and facile synthesis procedure,there-fore has attracted particular attention in various biomedical and pharmaceutical applications.Following a brief introduction to PLL synthesis,this review focuses on the significant advances of PLL and PLL-derived complexes utilized in cargo delivery,tissue adhesives,and antibacterial materials.Meanwhile,this review summarized the modification and optimization of PLL complexes for further clinical translational studies.The final section dis-cusses the challenges and opportunities of PLL-based complexes in the biomedical areas. | Haofang Zhu Rui Liu Yixuan Shang Lingyun Sun | 2023 | Engineered Regeneration2023,4,1: | 0 |
| 20 | Chronic wounds:pathological characteristics and their stem cell-based therapies显示文摘Chronic wounds are characterized by prolonged healing processes and poor prognoses,which have substantially impacted human health and daily life.Traditional treatment strategies have various limitations and drawbacks.Therefore,fully effective therapeutic approaches remain urgently needed.Stem cell(SC)-based therapies have drawn significant attention for their abilities of immunomodulation and pro-regeneration.It has been demon-strated that stem cells(SCs)can improve angiogenesis,collagen deposition,and hair rejuvenation,thus facilitating wound healing.In addition,attempts were performed to facilitate the cell survival,function,retention,and en-graftment of the delivered SCs.In this review,we first introduce the pathological process involved in chronic wound healing.Following that,the mechanism of SCs in promoting chronic wound repair is discussed in detail.Then,we highlight recent SC-based therapies for chronic wound repair developments.Finally,we present our views on the remaining challenges and future trends of SC-based therapies for chronic wound treatment. | Xiangyi Wu Haofang Zhu Ye Xu Bin Kong Qian Tan | 2023 | Engineered Regeneration2023,4,1: | 0 |