پديد آورنده :
ملكيان، راحله
عنوان :
تاثير زئوليت كلينوپتيلولايت طبيعي و اصلاح شده با سورفكتانت بر آبشويي نيترات و رشد گياه ذرت
گرايش تحصيلي :
آبياري و زهكشي
محل تحصيل :
اصفهان: دانشگاه صنعتي اصفهان، دانشكده كشاورزي
صفحه شمار :
چهارده، 149ص.: مصور، جدول، نمودار
يادداشت :
ص. ع. به فارسي و انگليسي
استاد راهنما :
جهانگير عابدي كوپايي، سعيد اسلاميان
استاد مشاور :
فرهاد موسوي، مجيد افيوني، كريم عباسپور
توصيفگر ها :
زئوليت اصلاح شده با سورفكتانت , L EACHN , SUFI-Z
تاريخ نمايه سازي :
16/5/90
استاد داور :
بهروز مصطفي زاده، عبدالمجيد لياقت، نوراله مير غفاري
تاريخ ورود اطلاعات :
1396/02/30
كد ايرانداك :
ID370 دكتري
چكيده فارسي :
به فارسي و انگليسي: قابل رويت در نسخه ديجيتالي
چكيده انگليسي :
155 The Effect of Natural Zeolite and Surfactant Modified Clinoptilolite Zeolite on Nitrate Leaching and Corn Growth Raheleh Malekian ramalekian@yahoo com College of Agriculture Isfahan University of Technology Isfahan 84156 83111 Iran1st Jahangir Abedi Koupai koupai@cc iut ac ir2nd Sayed Saeid Eslamian Eslamian@cc iut ac ir1st Sayed Farhad Mousavi mousavi@cc iut ac ir2nd Majid Afyuni afyuni@cc iut ac ir3rd Karim C Abbaspour abbaspour@eawag ch Isfahan University of Technology College of Agriculture Department of Water Engineering Isfahan84156 83111 Iran Isfahan University of Technology College of Agriculture Department of Soil Science Isfahan 84156 83111 Iran Eawag Swiss Federal Institute of Aquatic Science and Technology 8600 D bendorf Switzerland AbstractIn this study the NH4 removal and release from clinoptilolite Cp and nitrate removaland release from surfactant modified zeolite SMZ were evaluated The feasibility ofusing SMZ in comparison with Cp application to reduce nitrate leaching and enhancecrop growth was also investigated Then LEACHN parameters that would describe thefield observations in two treatments of unamended soil lysimeter control and Cp amended lysimeter were determined using SUFI 2 procedure Millimeter andnanometer sized Cp showed 8 16 to 88 42 and 8 44 to 91 5 NH4 removalefficiency respectively over a wide range of initial NH4 concentrations and differentNa concentrations Nitrate removal efficiency by millimeter and nanometer sizedSMZ were 26 67 to 82 26 and 37 84 to 85 49 respectively over a wide range ofinitial nitrate concentrations and different Cl concentrations Using lysimeters it wasdetermined that the amount of NO3 N leached from SMZ and Cp amended lysimetersat the higher application rate 60 gr kg 1 was approximately 26 and 22 lower respectively than that from the control system N uptake was significantly greater inCp amended than SMZ amended lysimeters The estimated values for denitrificationrate distribution coefficient and soil solution NO3 N nitrification rate were greater inCp amended lysimeter compared to control Key Words Nitrate leaching Clinoptilolite zeolite Surfactant modified zeolite Ammonium removal LEACHN SUFI 2 Introduction About 40 70 of the nitrogen in normal fertilizers is lost to the environment andcannot be absorbed by plants which causes not only large economic and resourcelosses but also responsible for serious environmental pollution 9 The development of
استاد راهنما :
جهانگير عابدي كوپايي، سعيد اسلاميان
استاد مشاور :
فرهاد موسوي، مجيد افيوني، كريم عباسپور
استاد داور :
بهروز مصطفي زاده، عبدالمجيد لياقت، نوراله مير غفاري
