In low-input and organic systems: Researchers find short-term insect problems, long-term weed problems
نویسندگان
چکیده
منابع مشابه
the effects of keyword and context methods on pronunciation and receptive/ productive vocabulary of low-intermediate iranian efl learners: short-term and long-term memory in focus
از گذشته تا کنون، تحقیقات بسیاری صورت گرفته است که همگی به گونه ای بر مثمر ثمر بودن استفاده از استراتژی های یادگیری لغت در یک زبان بیگانه اذعان داشته اند. این تحقیق به بررسی تاثیر دو روش مختلف آموزش واژگان انگلیسی (کلیدی و بافتی) بر تلفظ و دانش لغوی فراگیران ایرانی زیر متوسط زبان انگلیسی و بر ماندگاری آن در حافظه می پردازد. به این منظور، تعداد شصت نفر از زبان آموزان ایرانی هشت تا چهارده ساله با...
15 صفحه اولShort-term soil carbon dynamics of humic fractions in low-input and organic cropping systems
Observing changes in soil organic matter (SOM) is a fundamental part of defining the carbon cycle in natural and cultivated environments. However, relying on changes in the mass of soil C over short periods often produces conflicting results because of errors associated with sampling and analysis. In addition, C mass balance studies provide little interpretation of processes or turnover of spec...
متن کاملAnalyzing Impacts of FACTS Devices in Dealing with Short-Term and Long-Term Wind Turbine Faults
More than one hundred countries are using wind energy due to their easy implementation, cheap energy, and high energy efficiency. Implementation of FACTS devices in Wind Energy Conversion Systems (WECS) has been dramatically improved due to cooperative and accurate performance of FACTS devices. However, dealing with wind turbine faults promptly is crucial. Short-term and long-term faults may ha...
متن کاملLong-term and Short-term Effects of Financial Intermediation on Economic Growth
Financial intermediation in Iran's banking system is negatively affected at least in two ways. First, there are many similarities between financial intermediation and usurious activities in the common interpretation of interest-free banking law. This encourages the banks to participate in various commercial activities. Second, the price setting policies of the central bank makes investment more...
متن کاملInfluence of short term and long-term sickness absence on work ability index
Background: Sickness absence is a major socio-economic problem imposing a huge amount of cost to societies.This issue has been widely concerned over the last few years. Absence from work entails complex conditions and multifactorial etiology. According to previous studies, there are various occupational and personal factors contributing to the incidence of sickness absence. Long-term sickness ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: California Agriculture
سال: 1994
ISSN: 0008-0845
DOI: 10.3733/ca.v048n05p27