Increasing grain price volatility over the last year has revived the discussion on optimal marketing strategies. Various models of optimal grain marketing have been proposed and simulated in the literature. In this study an overview on these models is presented and critical aspects are discussed. Optimal strategies are then applied to the wheat market in Germany and Poland. Results indicate tha...

A survey of China's plant biotechnologists shows that China is developing the largest plant biotechnology capacity outside of North America. The list of genetically modified plant technologies in trials, including rice, wheat, potatoes, and peanuts, is impressive and differs from those being worked on in other countries. Poor farmers in China are cultivating more area of genetically modified pl...

to investigate the factors affecting the population density of weeds and yield loss of them in wheat, a non systematic survey experiment was conducted in 45 fields in the township of bandar-gaz (sarmahaleh village) in 2012. sampling of wheat and weeds were taken in two stages (heading and harvest maturity) by randomized to the five points of each field using quadrate size 1m*1m. in this study a...

Wheat is one of the Neolithic founder crops domesticated ~10 500 years ago. Following the domestication episode, its evolution under domestication has resulted in various genetic modifications. Grain weight, embryo weight, and the interaction between those factors were examined among domesticated durum wheat and its direct progenitor, wild emmer wheat. Experimental data show that grain weight h...

Crop protection is a key activity for farmers. There is a need to improve the practice and use less chemical pesticides. We hypothesized that farmers may be overwhelmed by the amount of data available. Therefore we proposed the concept of crop protection decision workflow system (CPDeWS) to guide them in interpreting the information in tactical adjustments of treatment decisions. We provide her...

Since the 1920s, American farmers have received various forms of federal support in an effort to keep farmers farming and provide Americans with an affordable, stable food supply. Wheat, soybeans, and especially corn are currently the most highly subsidized crops; products made from these crops, including high-fructose corn syrup and hydrogenated fats, have flooded the market as cheap means for...

The purpose of this study was analyzing the skill of Khoram Abad township wheat farmers regarding mechanization. This research was applied research and, based on methodology, was descriptive and correlative. Wheat farmers of Khoram Abad township, (N=18597) were considered as statistical population. Based on Krejcie and Morgan table, 377 ones were selected as sample. In this study, cluster rando...

Preventing the introduction of weeds into the farming system through sowing of clean seeds is an essential component of weed management. The weed seed contamination of cleaned grain and herbicide resistance levels of the recovered weed seeds were examined in a study conducted across 74 farms in the Western Australian grainbelt. Most farmers grew and conserved their own crop seed. The majority o...

The purpose of this study is that, whether inputs and insurance protection policy can effect on income inequality or not? The data which was needed for this study was gained by stratified simple random sampling from 573 wheat insured and uninsured farmers in North, Razavi and South Khorasan provinces in 1383. Result of this study showed that wheat farmer’s income tends to inequality as among th...

How effective adaptation practices in response to climate change are is a crucial question confronting farmers across the world. Using detailed plot-level data from a specifically designed survey conducted in 2013, this paper investigates whether there are productive benefits for farmers who adapt to climate change in Pakistan. The impact of implementing on-farm adaptation strategies is estimat...