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Data on three-year flowering intensity monitoring in an apple orchard: A collection of RGB images acquired from unmanned aerial vehicles [PDF]

open access: yesData in Brief, 2023
There is a growing body of literature that recognises the importance of UAVs in precision agriculture tasks. Currently, flowering thinning tasks in orchard management rely on the decisions derived from time-consuming manual flower cluster counting in the
Chenglong Zhang   +6 more
doaj   +2 more sources

A Prediction Framework of Apple Orchard Yield with Multispectral Remote Sensing and Ground Features [PDF]

open access: yesPlants
Aiming at the problem that the current traditional apple yield estimation methods rely on manual investigation and do not make full use of multi-source information, this paper proposes an apple orchard yield prediction framework combining multispectral ...
Shuyan Pan, Liqun Liu
doaj   +2 more sources

Identification of Apple Orchard Planting Year Based on Spatiotemporally Fused Satellite Images and Clustering Analysis of Foliage Phenophase

open access: yesRemote Sensing, 2020
The planting year of apple orchard not only determines the fruit output but also provides information for the governmental management of the fruit industry.
Chunjiang Zhao   +2 more
exaly   +3 more sources

How to Plant Apple Trees to Reduce Replant Disease in Apple Orchard: A Study on the Phenolic Acid of the Replanted Apple Orchard [PDF]

open access: yesPLOS ONE, 2016
Apple replant disease (ARD) is an important problem in the production of apple. The phenolic acid is one of the causes of ARD. How phenolic acid affects the ARD was not well known. In this study, we analyzed the type, concentration and annual dynamic variation of phenolic acid in soil from three replanted apple orchards using an accelerated solvent ...
Chengmiao Yin   +6 more
openaire   +5 more sources

High-resolution distribution map of apple orchards in China based on multisource data [PDF]

open access: yesScientific Data
China is the world’s leading apple producer and vital to global fruit supply and food security. Apple production depends on yield and planting area, both strongly influenced by climate. Regional climate variations cause differing cultivation suitability,
Wenqiang Xie   +4 more
doaj   +2 more sources

Large-Scale Apple Orchard Identification from Multi-Temporal Sentinel-2 Imagery

open access: yesAgronomy
Accurately extracting large-scale apple orchards from remote sensing imagery is of importance for orchard management. Most studies lack large-scale, high-resolution apple orchard maps due to sparse orchard distribution and similar crops, making mapping ...
Ruxin Wang, Anjin Dai, Chunxiao Wu
exaly   +3 more sources

Navigation of Apple Tree Pruning Robot Based on Improved RRT-Connect Algorithm

open access: yesAgriculture, 2023
Pruning branches of apple trees is a labor-intensive task. Pruning robots can save manpower and reduce costs. A full map of the apple orchard with collision-free paths, which is navigation planning, is essential.
Yechen Li, Shaochun Ma
doaj   +1 more source

Automatic Estimation of Apple Orchard Blooming Levels Using the Improved YOLOv5

open access: yesAgronomy, 2022
The estimation of orchard blooming levels and the determination of peak blooming dates are very important because they determine the timing of orchard flower thinning and are essential for apple yield and quality.
Zhaoying Chen   +6 more
doaj   +1 more source

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