نتایج جستجو برای: extractable cu
تعداد نتایج: 65450 فیلتر نتایج به سال:
Cadmium (Cd) is of special importance among heavy metals because its toxicity to the plant is 20 times higher than other heavy metals. The present study was conducted to evaluate the trend of available soil Cd changes over time and its relationship with soil properties. Treatments consisted of 13 soil samples and two Cd rates (12.5 and 25 mg kg-1) as a factorial in a complete randomized design ...
The use of biochar has received growing attention because of its ability to improve the physicochemical properties of highly weathered Ultisols and Oxisols, yet very little research has focused on its effects in Aridisols. We investigated the effect of low or high temperature (250 or 500°C) pyrolyzed switchgrass () biochar on two Aridisols. In a pot study, biochar was added at 2% w/w to a Declo...
We propose a new cryptographic primitive, called extractable perfectly one-way (EPOW) functions. Like perfectly one-way (POW) functions, EPOW functions are probabilistic functions that reveal no information about their input, other than the ability to verify guesses. In addition, an EPOW function, f , guarantees that any party that manages to compute a value in the range of f “knows” a correspo...
A field experiment was conducted in a split plot design at ICAR-Indian Agricultural Research Institute (IARI) to evaluate the effects of groundwater (GW), untreated wastewater (WW), constructed wetland treated (TWW) and conjunction with cyclic mode (CW) main plots three levels fertilizers subplots viz. control (no NPK fertilizer application) (N0), recommended dose – amount added through irrigat...
Abstract Background Fertilization with organic waste compost can close the nutrient cycles between urban and rural environments. However, its effect on yield soil fertility must be investigated. Aim This study investigated long‐term of potentially toxic elements (PTEs) concentration, budgets, nitrogen (N) mineralization efficiency. Methods After 21 years annual application (100/400 kg N ha –1 y...
Plant lignin is one of the major wall components that greatly contribute to biomass recalcitrance for biofuel production. In this study, total 79 representative Miscanthus germplasms were determined with wide biomass digestibility and diverse monolignol composition. Integrative analyses indicated that three major monolignols (S, G, H) and S/G ratio could account for lignin negative influence on...
Although inorganic and organic manures with high concentrations of heavy metals can lead to accumulation or contamination in soils, there are few reports on the effects long-term application swine green rice grains paddy soils. A field experiment, which was established 1990 soil Hangzhou, China, used investigate availability uptake by plant. The results showed that nitrogen, phosphorus potash (...
Use of saline water for irrigation has shown considerable promise. However, its effect on the solubility and bioavailability of native soil nutrients is not well understood. This study was conducted to evaluate the effects of salinity on the behavior of zinc(Zn) in calcareous soils. The soil samples with different physiochemical properties were collected from four locations in Khorasan province...
Lingonberry (Vaccinium vitis-idaea L.) is a small northern fruit that has been harvested historically by native North Americans and Northern Europeans. These berries have been traditionally consumed as food and for medicinal use. Lingonberries are reported to be rich in vitamin C, benzoic acid, and anthocyanins, which have been implicated in health benefits associated with the consumption of li...
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