نتایج جستجو برای: soil physiochemical properties
تعداد نتایج: 1031541 فیلتر نتایج به سال:
The diversity and community structure of rhizospheric microbes are largely affected by soil physicochemical properties plant species. In this work, high throughput sequencing quantitative real-time PCR targeting nifH gene were used to assess the abundance diazotrophic in coastal saline soils Yellow River Delta (YRD). We demonstrated that copy number encoding Fe protein subunit nitrogenase nitro...
Soil cation exchange capacity (CEC) is a parameter that represents soil fertility. Being difficult to measure, pedotransfer functions (PTFs) can be routinely applied for prediction of CEC by soil physicochemical properties that can be easily measured. This study developed the support vector regression (SVR) combined with genetic algorithm (GA) together with the adaptive network-based fuzzy infe...
The Ecological Critical Areas (ECA) of Sundarbans is located outside Reserved Forest at 10 km extended landward, which threatened to reach a critical state due human activities. Aquaculture the dominant land use in ECA and tree coverage going deplete an alarming rate deterioration site conditions, significantly influence productivity aquaculture establishment plantations on dikes fishpond. pres...
in order to study the effect of flaming on seed viability of sinapis arvensis l., changes in microorganisms population and physicochemical characteristics of soil after canola (brassica napus l.) harvesting, an experiment was carried out based on randomized complete block design with four replications and eight treatments at karaj research center, iran, during 2005- 2006. after harvesting canol...
Thymoquinone, a monoterpene molecule is chemically known as 2-methyl-5-isopropyl-1, 4-benzoquinone. It is abundantly present in seeds of Nigella sativa L. that is popularly known as black cumin or black seed and belongs to the family Ranunculaceae. A large number of studies have revealed that thymoquinone is the major active constituent in N. sativa oil this constituent is responsible for the m...
Background & Aim: Changes in lifestyle, decrease in physical exercise along with incidence of obesity, hypertension and cardiovascular diseases indicate a need for low calorie formulations. The sweetness of Stevia, a natural sweetener, is estimated to be 300 times as much as that of sugar. Extraction of stevia leaves is considered a promoter of calorie balance and a beneficial part of a healt...
the effect of european black alder (alnus glutinosa l.) on the contents of carbon and nitrogen,exchangeable base cations, and plant available forms of phosphorus in the reclaimed mine soils formed bywaste deposition from opencast lignite mines was researched in central serbia. it was concluded that thegreatest part of dead organic residues reaching the soil under european black alder monocultur...
Priestia megaterium is a plant growth-promoting bacterium and common component of some agricultural microbial inoculants. However, the functional effect P. additions to farm soils rests on ability applied cells survive introduction may be reduced if native populations are already present. To address need quantify within diverse soil microbiomes, we developed novel qPCR primer set that targets m...
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