نتایج جستجو برای: times hand weeding
تعداد نتایج: 587767 فیلتر نتایج به سال:
THES P A C E P R O B L E M S of large collections as well as those of libraries that have almost reached their capacity are obvious. What has been belatedly recognized are the signscant secondary problems and costs that are involved. Collections containing a significant number of necessary but little-used books are an impediment to the patrons’ accessibility to titles. Such collections increase...
The Financial Times recently reported that the largest brewer in England was about to fall into Belgian hands. Bass Brewing was being acquired by Belgium’s Interbrew for the princely sum of $3.45 billion. With this transfer of ownership, 220 years of brewing under British ownership was about to come to an end. As a result, half of the British beer industry was now going to be in foreign hands, ...
The existence of “Hot Hands” and “Streaks” in sports and gambling is hotly debated, but there is no uncertainty about the recent batting-average of the New York Times: it is now two-for-two in mangling and misunderstanding elementary concepts in probability and statistics; and mixing up the key points in a recent paper that re-examines earlier work on the statistics of streaks. In so doing, it’...
Farming organic vegetable and crops have grown as a market desiring commodity. Weed control in farms has been costly and laborous and it has always been hard to achieve a proper weeding. A few chemicals are commonly applied in organic farming. Thermal weeding with flame burners seems a good solution; however, it has its own drawbacks, such as; damaging the main crops, low performance, being inf...
Reduction of herbicide consumption is one of the goals of modern agriculture. Intercropping is an option to reduce growth and reproductive potential of weeds while maintaining agricultural system productivity. The objective of this study was to evaluate the effects of bean and maize intercropping on weed control, economical yield of system and land use efficiency. Experiment was done at the Res...
Highlights Recent research and development efforts center around developing smaller, portable robotic weeding systems. Deep learning methods have resulted in accurate, fast, robust weed detection identification. Additional key technologies under include precision actuation multi-vehicle planning. Keywords: Artificial intelligence, Automated systems, weeding, Weed control.
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