نتایج جستجو برای: crop detection

تعداد نتایج: 632097  

Journal: :Applied sciences 2022

Existing object detection methods with many parameters and computations are not suitable for deployment on devices poor performance in agricultural environments. Therefore, this study proposes a lightweight crop pest method based convolutional neural networks, named YOLOLite-CSG. The basic architecture of the is derived from simplified version YOLOv3, namely YOLOLite, k-means++ utilized to impr...

Journal: :Electronics 2022

Deep learning is a cutting-edge image processing method that still relatively new but produces reliable results. Leaf disease detection and categorization employ variety of deep approaches. Tomatoes are one the most popular vegetables can be found in every kitchen various forms, no matter cuisine. After potato sweet potato, it third widely produced crop. The second-largest tomato grower world I...

2013
Mustafa Mirik R. James Ansley Jacob A. Price Fekede Workneh Charles M. Rush

Wheat streak mosaic (WSM), caused by Wheat streak mosaic virus is a viral disease that affects wheat (Triticum aestivum L.), other grains, and numerous grasses over large geographical areas around the world. To improve disease management and crop production, it is essential to have adequate methods for monitoring disease epidemics at various scales and multiple times. Remote sensing has become ...

2005
G. Drysdale

This paper analyses the potential and limitations of airborne remote sensing systems for detecting crop growth variability and weed infestation within paddocks at specified capture times. The detection of areas of crop growth variability can help farmers become aware of regions within their paddock where they may be experiencing above and below average yields due to changes in soil or managemen...

Journal: :IOP Conference Series: Earth and Environmental Science 2019

Journal: :Avian diseases 2012
Ursula Heffels-Redmann Dirk Enderlein Sibylle Herzog Anne Piepenbring Marcellus Bürkle Daniel Neumann Christiane Herden Michael Lierz

To study the course of natural avian bornavirus (ABV) infection, 63 psittacines of three bird collections where ABV had been demonstrated were investigated over a period of 1 yr. The psittacines were clinically observed and swabs of crop and cloaca as well as serum samples were collected three separate times at intervals of 2-6 mo. According to the results of detection of ABV RNA by reverse tra...

Journal: :The Annals of occupational hygiene 2009
K Machera A Tsakirakis A Charistou P Anastasiadou C R Glass

In this study, the field performance of two coverall designs used by pesticide applicators was determined. Two coverall types were selected based on data from previously conducted comfort testing under field conditions in southern Europe. Dermal exposure was measured during 22 applications conducted with 11 operators using similar hand-held spray guns in greenhouse pepper crops in the Ierapetra...

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