Results 21 to 30 of about 8,196 (261)

Optical Sensing of Weed Infestations at Harvest

Sensors, 2017
Kochia (Kochia scoparia L.), Russian thistle (Salsola tragus L.), and prickly lettuce (Lactuca serriola L.) are economically important weeds infesting dryland wheat (Triticum aestivum L.) production systems in the western United States.
Judit Barroso, John McCallum, Dan Long
doaj   +1 more source

Precision Chemical Weed Management Strategies: A Review and a Design of a New CNN-Based Modular Spot Sprayer

Agronomy, 2022
Site-specific weed control offers a great potential for herbicide savings in agricultural crops without causing yield losses and additional weed management costs in the following years.
Alicia Allmendinger, Michael Spaeth, Marcus Saile, Gerassimos G. Peteinatos, Roland Gerhards   +4 more
doaj   +1 more source

Weed and crop species classification using computer vision and deep learning technologies in greenhouse conditions

Journal of Agriculture and Food Research, 2022
Site-specific weed management in Precision Agriculture is becoming a popular topic among researchers and farmers. The objective of this study was to classify weeds and crop species using RGB image texture features with the comparison of the Support ...
Sunil G C, Yu Zhang, Cengiz Koparan, Mohammed Raju Ahmed, Kirk Howatt, Xin Sun   +5 more
doaj   +1 more source

TIA-YOLOv5: An improved YOLOv5 network for real-time detection of crop and weed in the field

Frontiers in Plant Science, 2022
IntroductionDevelopment of weed and crop detection algorithms provides theoretical support for weed control and becomes an effective tool for the site-specific weed management. For weed and crop object detection tasks in the field, there is often a large
Aichen Wang, Tao Peng, Huadong Cao, Yifei Xu, Yifei Xu, Xinhua Wei, Bingbo Cui   +6 more
doaj   +1 more source

Weed Flora of Citrus Orchards and Factors Affecting its Distribution in Western Mediterranean Region of Turkey [PDF]

Planta Daninha, 2018
: Citrus is an important export commodity, mostly grown on Mediterranean and Aegean coasts of Turkey. Weeds are hidden foes impairing citrus productivity.
H. ONEN, M. AKDENIZ, S. FAROOQ, M. HUSSAIN, C. OZASLAN   +4 more
doaj   +2 more sources

Herbicide Resistance Management: Recent Developments and Trends

Plants, 2019
This review covers recent developments and trends in herbicide-resistant (HR) weed management in agronomic field crops. In countries where input-intensive agriculture is practiced, these developments and trends over the past decade include renewed ...
Hugh J. Beckie, Michael B. Ashworth, Ken C. Flower   +2 more
doaj   +1 more source

Semantic Segmentation of Crop and Weed using an Encoder-Decoder Network and Image Enhancement Method under Uncontrolled Outdoor Illumination

IEEE Access, 2020
Weeds are among the major factors that could harm crop yield. Site-specific weed management has become an effective tool to control weed and machine vision combined with image processing is an effective approach for weed detection.
Aichen Wang, Yifei Xu, Xinhua Wei, Bingbo Cui   +3 more
doaj   +1 more source

Side-effects of laser weeding: quantifying off-target risks to earthworms (Enchytraeids) and insects (Tenebrio molitor and Adalia bipunctata)

Frontiers in Agronomy, 2023
With challenges posed by chemical and mechanical weed control, there are now several research and commercial projects underway to develop autonomous vehicles equipped with lasers to control weeds in field crops.
Christian Andreasen, Eleni Vlassi, Kenneth S. Johannsen, Signe M. Jensen   +3 more
doaj   +1 more source

Stakeholder assessment of weed management practices and perceptions of targeted spraying technologies in corn-soybean systems

Frontiers in Agronomy
IntroductionUnderstanding regional weed control practices and stakeholder perspectives is essential to guide the development and adoption of novel weed management technologies.
Zaim Ugljic, Ahmadreza Mobli, Maxwel Coura Oliveira, Christopher A. Proctor, J. Anita Dille, Rodrigo Werle   +5 more
doaj   +1 more source

Weed Species Identification: Acquisition, Feature Analysis, and Evaluation of a Hyperspectral and RGB Dataset with Labeled Data

Remote Sensing
Site-specific weed management employs image data to generate maps through various methodologies that classify pixels corresponding to crop, soil, and weed.
Inbal Ronay, Ran Nisim Lati, Fadi Kizel
doaj   +1 more source