A computer゛ssisted method for CEC estimation and quality control in a routine soil‐test operationElectronic interfaceFORTRAN languagebuffer pHextractable cationsion ratioCationexchange capacity (CEC) of 30 Alabama soils was estimated by two different methods based or routine soiltest results consisting ...
Communications in Soil Science and Plant AnalysisSoltanpour, P.N., Schwab, A.P., 1977. A new test for simultaneous extraction of macro and ... PN Soltanpour,APB Schwab - 《Communications in Soil Science & Plant Analysis》 被引量: 854发表: 1977年 Contribution of organic matter and clay ...
Influence of the presence of nitrite and nitrate in soil on maize biomass production, nitrogen immobilization and nitrogen recovery When comparing nitrite (NO2–) and nitrate (NO3–) toxicity to maize (Zea maysL.) growth, it is important to know the fate of applied nitrogen (N). A pot e...
Wang L C,Cardenas M B,Zhou J Q,et al,2020.The complexity of nonlinear flow and non-fickian transport in fractures driven by three-dimensional recirculation zones[J].Journal of Geophysical Research(Solid Earth),125(9). DOI:10.1029/2020JB020028. Wang Yuan,Su Baoyu,2...
Table 1 Factors and levels for orthogonal test 1.3 细菌耐硒能力测定 为了研究细菌的耐硒能力,将处于对数期的B-E细菌菌悬液(OD600=0.9),按10%体积比比例加入到亚硒酸浓度分别为1～7 mmol/L的LB培养基中,在有氧(DO=6.56)、30 ℃、pH=7.5、转速150 r...
In temperate forests, the build-up of leaf litter creates [kriː'eɪts] rich stores of nutrients ['njuːtrɪənts]. That, however, doesn’t happen here. Nutrients that reach the soil are leeched [lɪːtʃt] out by the rain. But fungi are connected [kə'nektɪd]...
Due to engineering needs, some holes in the diaphragm.The geocell is a mesh cell structure formed by high strength HDPE or PP copolymer broadband, after strong welding or rivetingIt retractable, transport can be folded up, when the use of the expansion and ...
This invention relates to improvements in plumbers' test plugs. 1 In various forms of plumbing installations particularly with respect to soil lines or drains, it is desirable to subject the soil line or drain to a water pressure test following completion of the installation to determine the......
Study on Fundamental Characteristics and Construction Techniques of Silty Soil Subgrade in the Yellow River Flood Field 2008 - JIA Zhao-xia,ZHU Hai-bo,SHANG Qing-sen,... - 《Journal of Highway and Transportation Research and Development》 - 被引量: 12 收藏相关文章 布敦岩沥青改性沥青混合料试验...
大学学报(自然科学版), 55(6): 2143-2152[Liao X Y, Wang B, Yu X, Liang J, Cheng H, Tian M J. 2024. Spatial prediction of soil heavy metal cadmium content based on geographically optimal similarity. Journal of Central South Un...