Carbon to nitrogen ratio and quantity of organic amendment interactively affect crop growth and soil mineral N retention

Using organic amendments to improve arable soils in the long term is a careful balancing act of applying amendments with the right carbon to nitrogen ratio (C:N ratio) at adequate quantity to decor avoid nitrogen (N) leaching while promoting or retaining crop growth in the short term.So far, most studies examining the relationship between C:N ratio

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Can Heroin Poisoning Lead To Stomach Necrosis? A Case Report

Introduction: Opiate (including heroin) use prevalence is 1.2% of the world population according to the last report of UNOCD.In Iran about 2 million people of population are drug abusers.Heroin reduces gastric motility and prolongs gastric emptying time and it can cause gastric dilation which can be a reason for gastric ischemia.Gastric ischemia is

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