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Soil erosion susceptibility mapping of Hangu Region,Kohat Plateau of Pakistan using GIS and RS-based models

Journal of Mountain Science 2024年第8期21卷 2547-2561页

作者： Fakhrul ISLAM Liaqat Ali WASEEM Tehmina BIBI Waqar AHMAD Muhammad SADIQ Matee ULLAH walid soufan Aqil TARIQ Department of Geology Khushal Khan Khattak UniversityKarak 27200Pakistan Department of Geography Government College University FaisalabadPunjab 38000Pakistan Institute of Geology The University of Azad Jammu&KashmirMuzaffarabad 13100Pakistan Department of Earth Sciences Changan UniversityXi’an 710003China NCEG University of PeshawarPeshawar 25120Pakistan Faculty of Earth Sciences Geography and AstronomyUniversity of ViennaVienna 1090Austria Plant Production Department College of Food and Agriculture SciencesKing Saud UniversityRiyadh 11451Saudi Arabia Department of Wildlife Fisheries and AquacultureCollege of Forest ResourcesMississippi State UniversityMS 39762USA

Soil erosion is a crucial geo-environmental hazard worldwide that affects water quality and agriculture,decreases reservoir storage capacity due to sedimentation,and increases the danger of flooding and ***,this study uses geospatial modeling to produce soil erosion susceptibility maps(SESM)for the Hangu region,Khyber Pakhtunkhwa(KPK),*** Hangu region,located in the Kohat Plateau of KPK,Pakistan,is particularly susceptible to soil erosion due to its unique geomorphological and climatic ***,the Hangu region is characterized by a combination of steep slopes,variable rainfall patterns,diverse land use,and distinct soil types,all of which contribute to the complexity and severity of soil erosion *** factors necessitate a detailed and region-specific study to develop effective soil conservation *** this research,we detected and mapped 1013 soil erosion points and prepared 12 predisposing factors(elevation,aspect,slope,Normalized Differentiate Vegetation Index(NDVI),drainage network,curvature,Land Use Land Cover(LULC),rainfall,lithology,contour,soil texture,and road network)of soil erosion using GIS ***,GIS-based statistical models like the weight of evidence(WOE)and frequency ratio(FR)were applied to produce the SESM for the study *** SESM was reclassified into four classes,i.e.,low,medium,high,and very high *** results of WOE for SESM show that 16.39%,33.02%,29.27%,and 21.30%of areas are covered by low,medium,high,and very high zones,*** contrast,the FR results revealed that 16.50%,24.33%,35.55%,and 23.59%of the areas are occupied by low,medium,high,and very high ***,the reliability of applied models was evaluated using the Area Under Curve(AUC)*** validation results utilizing the area under curve showed that the success rate curve(SRC)and predicted rate curve(PRC)for WOE are 82%and 86%,respectively,while SRC and PRC for FR are 85%and 96%,res

关键词： Soil erosion Geospatial technology Statistical models Hangu Pakistan

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Effects of Rate and Source Organo-Mineral Material on Forage Yield and Nutritive Value of Barley-Pea Mixed under Arid Conditions

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Phyton-International Journal of Experimental Botany 2022年第7期91卷 1483-1493页

作者： walid soufan Nasser A.Al-Suhaibani Plant Production Department College of Food and Agriculture SciencesKing Saud UniversityRiyadh11451Saudi Arabia

Cereal-legume intercropping plays a vital role in the subsistence food production system that prevails in the arid *** not only provides profitable crop productivity for agricultural communities but also plays an important role in improving soil ***,the present research was conducted to assess the effect of the organic and mineral fertilizers on the forage yield and nutritional value in barley-pea intercropping *** results revealed that the quality of forage grass is significantly influenced by both organic and inorganic ***,organic fertilizer application has significantly influenced the dry matter(DM),crude ash(CA),crude protein(CP),neutral detergent fiber(NDF),and acid detergent fiber(ADF).Among the treatments,organic fertilizer added at rate of 35 m^(−3) ha^(−1) produced the maximum fresh and dry matter in barley and *** addition,the same level of organic fertilizer also improved silage composition by significantly increasing the protein and fiber content and showed highest the *** on overall results,it is concluded that organic fertilizer treatment(35 m^(−3) ha^(−1))has the potential as an effective strategy to improve the productivity and nutritional quality of the barley-pea intercropping system in arid *** results revealed that organic fertilizer can be utilized in sustainable agricultural as a source of nutrients for numerous various crops under arid conditions.

关键词： Organic fertilizer barley pea yield quality hay silage

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In vitro Evaluation of Seed Germination in Twelve Alfalfa Cultivars under Salt Stress

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Phyton-International Journal of Experimental Botany 2023年第1期92卷 111-120页

作者： walid soufan Yaser Hassan Dewir Nasser A.Al-Suhaibani Plant Production Department College of Food and Agriculture SciencesKing Saud UniversityRiyadh11451Saudi Arabia

Alfalfa(Medicago sativa L.),when exposed to abiotic stress such as salinity,suffers significant losses in yield and *** present study evaluated the salinity tolerance of 12 alfalfa cultivars in vitro using five concentrations of sodium chloride(NaCl),ranging from 0 to 250 mmol L^(−1).The results obtained in the current study revealed that the Saudi cultivars,Kasimi and Hassawi,and the German cultivar(Berlin)had the highest salinity tolerance in terms of germination percentage(GP),corrected germination rate index(CGRI),days to reach 50%germination(GT_(50)),and ability to form cotyledonary and true *** mmol L^(−1) NaCl,the Saudi cultivar Kasimi cultivar showed GP,CGRI,and GT_(50) of 55.20%,123.15,and 3.77 days,***,the German cultivar(Berlin)showed GP,CGRI,and GT_(50) of 50.06%,86.61,and 5.17 days,*** findings might reveal a pivotal aspect in salt tolerance in *** results will help to select salt-tolerant alfalfa cultivars that could thrive in arid and semi-arid areas with salinity problems.

关键词： Medicago sativa L. salinity germination screening salt tolerance

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Soil erosion assessment by RUSLE model using remote sensing and GIS in an arid zone

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International Journal of Digital Earth 2023年第1期16卷 3105-3124页

作者： Pingheng Li Aqil Tariq Qingting Li Bushra Ghaffar Muhammad Farhan Ahsan Jamil walid soufan Ayman El Sabagh Mohamed Freeshah Business School Huanggang Normal UniversityHuanggangPeople’s Republic of China Department of Wildlife Fisheries and AquacultureMississippi State UniversityMississippi StateMSUSA State Key Laboratory of Information Engineering in Surveying Mapping and Remote SensingWuhan UniversityWuhanPeople’s Republic of China Airborne Remote Sensing Center Aerospace Information Research InstituteChinese Academy of SciencesBeijingPeople’s Republic of China Department of Environmental Science Faculty of SciencesInternational Islamic UniversityIslamabadPakistan School of Earth Sciences and Engineering Hohai UniversityNanjingPeople’s Republic of China Department of Plant and Environmental Sciences New Mexico State UniversityLas CrucesNMUSA Plant Production Department College of Food and Agriculture SciencesKing Saud UniversityRiyadhSaudi Arabia Department of Agronomy Faculty of AgricultureKafrelsheikh UniversityKafrelsheikhEgypt Geomatics Engineering Department Benha UniversityBanh1Egypt School of Geodesy and Geomatics Wuhan UniversityWuhanPeople’s Republic of China

In this research,we used the Revised Universal Soil Loss Equation(RUSLE)and Geographical Information System(GIS)to predict the annual rate of soil loss in the District Chakwal of *** parameters of the RUSLE model were estimated using remote sensing data,and the erosion probability zones were determined using *** estimated length slope(LS),crop management(C),rainfall erosivity(R),soil erodibility(K),and support practice(P)range from 0-68,227,0-66.61%,0-0.58,495.99-648.68 MJ/***^(-1).year^(-1),0.15-0.25 MJ/***^(-1).year^(-1),and 1 *** results indicate that the estimated total annual potential soi loss of approximately 4,67,064.25 ***^(-1).year^(-1) is comparable with the measured'sediment ioss of 11,631 ***^(-1).year^(-1) during the water year *** predicted soil erosion rate due to an increase in agricultural area is approximately 164,249.31 ***^(-1).year^(-1).In this study,we also used,Landsat imagery to rapidly achieve actual land use ***,38.i3%of the region was threatened by very high soil erosion,where the quantity of soil erosion ranged from 365487.35 ***^(-1).year^(-1),Integrating GIS and remote sensing with the RUSLE model helped researchers achieve their final ***-use planners and decision-makers use the result's spatial distribution of soil erosion in District Chakwal for conservation and management planning.

关键词： RUSLE Landsat land management DEM soil erosion

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Role of Organic Amendments to Mitigate Cd Toxicity and Its Assimilation in Triticum aestivum L.

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Phyton-International Journal of Experimental Botany 2022年第11期91卷 2491-2504页

作者： Tauqeer Ahmad Yasir Sobia Aslam Muhammad Shahid Rizwan Allah Wasaya Muhammad Ateeq Muhammad Naeem Khan Sikander Khan Tanveer walid soufan Basharat Ali Allah Ditta Arpna Kumari Ayman EL Sabagh College of Agriculture Bahauddin Zakariya UniversityBahadur Sub-Campus Layyah31200Pakistan Cholistan Institute of Desert Studies The Islamia University of BahawalpurBahawalpur63100Pakistan Directorate General Soil Survey of Punjab Agriculture DepartmentLahore54780Pakistan National Agricultural Research Centre Islamabad44000Pakistan Plant Production Department College of Food and Agriculture SciencesKing Saud UniversityRiyadh11451Saudi Arabia Department of Agricultural Engineering Khwaja Fareed University of Engineering and Information TechnologyRahim Yar Khan64200Pakistan School of Biological Sciences The University of Western AustraliaPerthWA 6009Australia Department of Environmental Sciences Shaheed Benazir Bhutto University SheringalDir(U)Khyber Pakhtunkhwa18000Pakistan Academy of Biology and Biotechnology Southern Federal UniversityRostov-on-Don344006Russia Department of Agronomy Faculty of AgricultureKafrelsheikh UniversityKafr El Sheikh33511Egypt

In soil biota,higher and enduring concentration of heavy metals like cadmium(Cd)is hazardous and associated with great loss in growth,yield,and quality parameters of most of the crop ***,in-situ applications of eco-friendly stabilizing agents in the form of organic modifications have been utilized to mitigate the adverse effects of *** controlled experiment was laid down to appraise the imprints of various applied organic amendments namely poultry manure(PM),farmyard manure(FYM),and sugarcane press mud(PS)to immobilize Cd in polluted ***,phytoavailability of Cd in wheat was also accessed under an alkaline *** revealed that the addition of FYM(5–10 ton ha^(-1))in Cd-contaminated soil significantly increased germination rate,leaf chlorophyll content,plant height,spike length,biological and grain yield amongst all applied organic ***,the addition of FYM(5–10 ton ha^(-1))also reduced the phytoavailability of Cd by 73–85%in the roots,57–83%in the shoots,and 81–90%in grains of wheat ***,it is affirmed that incorporation of FYM(5–10 ton ha^(-1))performed better to enhance wheat growth and yield by remediating ***,the application of FYM(5–10 ton ha^(-1))reduced the toxicity induced by Cd to plants by declining its uptake and translocation as compared to all other applied organic amendments to immobilize Cd under sandy alkaline polluted soil.

关键词： Cadmium toxicity mitigation chlorophyll attributes morphometry yield attributes cereal

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Genotypic Divergence, Photosynthetic Efficiency, Sodium Extrusion, and Osmoprotectant Regulation Conferred Salt Tolerance in Sorghum

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Phyton-International Journal of Experimental Botany 2023年第8期92卷 2349-2368页

作者： Ashaduzzaman Sagar Md.Sabibul Haque Md.Alamgir Hossain Md.Nesar Uddin Jannat E.Tajkia Md.Ashik Mia Toufika Hossain Shabi Md.Solaiman Ali Fakir Md.Abdul Kader walid soufan Md.Atikur Rahman Muhammad Aamir Iqbal Mohammad Sohidul Islam Ayman El Sabagh A.K.M.Zakir Hossain Department of Crop Botany Bangladesh Agricultural UniversityMymensingh2202Bangladesh Planning and Development Division Bangladesh Institute of Nuclear AgricultureMymensingh2202Bangladesh Department of Soil Science Bangladesh Agricultural UniversityMymensingh2202Bangladesh Agriculture and Food Technology Discipline School of AgricultureGeographyEnvironmentOcean and Natural SciencesUniversity of the South PacificSamoa Agriculture Discipline College of ScienceHealthEngineering and EducationMurdoch UniversityPerthWA 6150Australia Plant Production Department College of Food and AgricultureKing Saud UniversityRiyadh11451Saudi Arabia Grassland and Forage Division National Institute of Animal ScienceRural Development AdministrationCheonan31000Korea Department of Agronomy Faculty of AgricultureUniversity of Poonch RawalakotRawalakot12350Pakistan Department of Agronomy Hajee Mohammad Danesh Science and Technology UniversityDinajpurBangladesh Faculty of Agriculture Kafrelsheikh UniversityKafrelsheikh33516Egypt

Salt stress is one of the major limitations to modern agriculture that negatively inﬂuences plant growth and *** tolerant cultivar can provide excellent solution to enhance stress tolerance with plantﬁtness to unfavorable ***,this study was aimed to screen salt tolerant sorghum genotypes through evaluating of different morphological,biochemical,and physiological attributes in response to salinity *** this study,we have been evaluated total six sorghum genotypes including Hybrid sorgo,Debgiri,BD-703,BD-706,BD-707,and BD-725 under salt stress(12 dS m^(-1) NaCl).The response variables included length and weight of root and shoot,root:shoot ratio(RSR),photosynthesis(A),transpiration rate(E),elemental concen-trations(K^(+),Na^(+) and K^(+)/Na^(+)),photochemical efﬁciency of photosystem II(F_(v)/F_(m)),water use efﬁciency(WUE)and pigment content(chlorophyll a,and b).The results revealed that saline environment signiﬁcantly reduced all response variables under study of sorghum genotypes,however,Hybrid sorgo remained unmatched by recording the maximum root and shoot *** same genotype recorded higher photosynthetic efﬁciency which was attributed to Na^(+) extrusion,K^(+) uptake and higher K^(+)/Na^(+) ratio(1.8 at stress),while these mechanisms were not fully active in rest of ***,this study also implies the involvement of proline in imparting tolerance against saline environment in Hybrid sorgo ***,BD-703 remained the most salt sensitive genotype as evident from the minimum morphological growth traits and the least biosynthesis of ***ﬁndings open new research avenues for salt stress alleviation by identifying elite salt-to-lerant genotypes of sorghum for breeding programs.

关键词： Salinity tolerance sorghum photosynthesis proline ion accumulation genotypic variance

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