ULTISOLS

作品数：9被引量：63H指数：4
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Volatile organic compound emission and biochemical properties of degraded Ultisols ameliorated by no tillage and liming
《Pedosphere》2020年第5期597-606,共10页Laura GIAGNONI Cosimo TAITI Paloma LEON Corrado COSTA Paolo MENESATTI Rafael ESPEJO Clara GOMEZ-PACCARD Chiquinquira HONTORIA Eduardo VAZQUEZ Marta BENITO Stefano MANCUSO Giancarlo RENELLA 
We are grateful to the Comunidad de Madrid(Spain)and European Structural and Investment Funds for the financial support(No.AGRISOST-CM S2013/ABI-2717)to maintain the field experiment.
TTie Ultisols in the Rana de Canamero area in Southwest Spain showed aluminum(Al)phytotoxicity,and the clearance of natural vegetation and decades of intensive conventional agriculture caused the deplation of soil org...
关键词：carbohydrate decomposition degraded soils long-term field trial soil acidity soil enzyme activities soil microbial biomass soil restoration 
Why Were the Soil Tunnels of Cu Chi and Iron Triangle in Vietnam So Resilient?被引量：2
《Open Journal of Soil Science》2017年第2期34-51,共18页Kenneth R. Olson Lois Wright Morton 
At the peak of the Vietnam War, the network of tunnels in the Iron Triangle and Cu Chi linked Viet Cong (VC) support bases over a distance of some 250 km, from the Ho Chi Minh Trail and Cambodian border to the outskir...
关键词：Resilient Soils Soil TUNNELS ULTISOLS Fe OLD ALLUVIUM 
Effect of Ground Magnesium Limestone for Sweet Corn Production on Two Ultisols
《Journal of Environmental Science and Engineering(A)》2013年第3期176-182,共7页Adzemi Mat Arshad Sharifudin Hj Abdul Hamid 
An experiment was conducted to determine the effects of application of various levels of GML （ground magnesium limestone） for sweet corn production on two Ultisols, viz.： Bungor and Rengam series soil. The treatmen...
关键词：GML （Ground magnesium limestone） sweet corn ultisols. 
Effects of urea and(NH_4)_2 SO_4 on nitrification and acidification of Ultisols from Southern China被引量：26
《Journal of Environmental Sciences》2012年第4期682-689,共8页Dell Tong Renkou Xu 
supported by the National Natural Science Foundation of China (No. 30821140538);the National Key Technology R&D Program of China (No.2009BADC6B02)
The mechanisms for the effects of ammonium-based fertilizers on soil acidification in subtropical regions are not well understood. Two Ultisols collected from cropland and a tea garden in Anhui and Jiangxi Provinces i...
关键词：ammonium-based fertilizer NITRIFICATION soil acidification ammonia-oxidizing prokaryotes 
Wetting Rate and Clay Content Effects on Interrill Erosion in Ultisols of Southeastern China被引量：10
《Pedosphere》2010年第1期129-136,共8页YAN Feng-Ling, SHI Zhi-Hua , CAI Chong-Fa and LI Zhao-Xia Key Laboratory of Subtropical Agriculture & Environment, Ministry of Agriculture, Huazhong Agricultural University, Wuhan 430070 (China) 
Project supported by the National Natural Science Foundation of China (Nos. 40930529 and 40671178);the NationalBasic Research Program of China (No. 2007CB407201)
An aggregate stability test and a simulated rainfall test were conducted on four representative Ultisols from southeastern China. The soils selected, with clay contents ranging between 117 and 580 g kg-1 , were derive...
关键词：aggregate stability INFILTRATION seal formation 
129：202398d阿根廷南部米森奈斯（Misiones）的乌尔梯苏尔（Ultisols），奥尔费苏尔（Alfisols）和欧克西苏尔地区土壤中的总磷、有机磷和无机磷含量
《磷酸盐工业》2002年第3期43-44,共2页傅春华 付玉信 
Effects of Phosphate Adsorption on Adsorption-Desorption and Availability of Cu and Zn Ions in Ultisols and Alfisols被引量：15
《Pedosphere》2000年第4期355-362,共8页LIXUEYUAN DONGYUANYAN 等 
Project (No. 49871043) supported by the National Natural Science Foundation of China.
Surface charge, secondary adsorption- desorption and form distribution of Cu2+ and Zn2+ in Ultisols and Alfisols having adsorbed phosphate were studied by potentiometric titration, adsorption equilibrium and sequentia...
关键词：ADSORPTION-DESORPTION Alfisol and Ultisol availability Cu2+ and Zn2+ phosphate adsorption 
Distribution of actinomycetes in oil contaminated ultisols of the Niger Delta(Nigeria)被引量：2
《Journal of Environmental Sciences》2000年第3期296-302,共7页J.P. Essien 1, E. D. Udosen 2 (1. Department of Microbiology, University of Uyo, Nigeria 2. Department of Chemistry and Biochemistry, University of Uyo,Nigeria) 
The distribution of actinomycetes in oil contaminated sandy loam ultisols of the Niger Delta region of Nigeria was studied to aid in understanding the effect of hydrocarbons on indigenous microbial population in trop...
关键词：ACTINOMYCETES oil contaminated ultisols 
Mobilization　of　Phosphorus　by　Naturally　Occurring　Or－ganic　Acids　in　Oxisols　and　Ultisols被引量：8
《Pedosphere》1995年第4期289-303,共15页HANXING－GUO C.F.JORDAN 等 
Citric and malic acids at concentrations of 0.1, 1.0, 10, and 100 mmol/L were added to three Ultisolsand one Oxisol. The amount of P in solution increased with increasing organic acid concentrations, while theaniount ...
关键词：acid soils adsorption CHELATION phosphorous mobilization SOLUBILIZATION 
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