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Eutrophication of Lake Okeechobee in southern Florida has been a great concern for decades. Previous studies in the Lake Okeechobee Watershed indicate that net phosphorus (P) import was primarily in the form of pasture fertilizers and dairy feeds, whereas total P export was primarily in the form of milk, cows, and crops. This study is an update of P import and export analyses in the Lake Okeechobee...
Fertilization is the important method to enhance agricultural production, but over application and low utilization rate of fertilizers had not only increased agriculture cost and resource waste, but also caused pollution. With consideration of the disperse farmland management and fertilizer status in south China, the information technology and recommended fertilizer model had been integrated to develop...
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