منابع مشابه
Spring Frosts statistical - Synoptic Analysis (Case Study: Kermanshah Province)
Agricultural crops have damaged a lot due to the aftermath of late spring frost, and because low temperatures have damaging effects on agricultural production, it is essential to anticipate and prevent potential damages. Often, atmospheric temperature variations are very urgent due to the high temperature of the systems and the plants cannot adapt themselves with severe oscillations and, have b...
متن کاملSpring frosts in deciduous fruit trees Ð morphological damage and ̄ower hardiness
Freeze injury is one of the main limiting factors to crop production and distribution of horticultural crops. Despite the numerous research efforts devoted to reduce freezing injury, it still accounts for greater losses of fruits and vegetables than any other environmental or biological hazard and the ultimate causes determining cold hardiness remain uncertain. In temperate climates, important ...
متن کاملmortality forecasting based on lee-carter model
over the past decades a number of approaches have been applied for forecasting mortality. in 1992, a new method for long-run forecast of the level and age pattern of mortality was published by lee and carter. this method was welcomed by many authors so it was extended through a wider class of generalized, parametric and nonlinear model. this model represents one of the most influential recent d...
15 صفحه اولStock Price Forecasting
The especial importance of capital market in countries is undeniable in economic development via effective capital conduct and optimum resources allocation. Investment in capital market requires decision making in new stock exchanges, and accessing information in the case of future status of capital market. Undoubtedly, nowadays most part of capital is exchanged via stock exchange all around ...
متن کاملForecasting Methods
This paper is a tutorial on time series forecasting methods. It provides a brief survey of time series forecasting tools in the SAS System, principally in SAS/ETS® software.
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ژورنال
عنوان ژورنال: Monthly Weather Review
سال: 1919
ISSN: 0027-0644,1520-0493
DOI: 10.1175/1520-0493(1919)47<849a:ff>2.0.co;2