Wheat Seed Phenotype Detection Device and Its Application

To address the problem of low efficiency and automatically sense the phenotypic characteristics of wheat seeds, a wheat seed phenotype detection device was designed to predict thousand seed weight. Five commonly used varieties of wheat seeds were selected for the study, and a wheat seed phenotype de...

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Main Authors: Haolei Zhang, Jiangtao Ji, Hao Ma, Hao Guo, Nan Liu, Hongwei Cui
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Agriculture
Subjects:
Online Access:https://www.mdpi.com/2077-0472/13/3/706
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author Haolei Zhang
Jiangtao Ji
Hao Ma
Hao Guo
Nan Liu
Hongwei Cui
author_facet Haolei Zhang
Jiangtao Ji
Hao Ma
Hao Guo
Nan Liu
Hongwei Cui
author_sort Haolei Zhang
collection DOAJ
description To address the problem of low efficiency and automatically sense the phenotypic characteristics of wheat seeds, a wheat seed phenotype detection device was designed to predict thousand seed weight. Five commonly used varieties of wheat seeds were selected for the study, and a wheat seed phenotype detection system was built with a 2 mm sampling hole plate. Grayscale, image segmentation, area filtering and other methods were used to process the image in order to extract and analyse the correlation between thousand seed weight and seven phenotypic characteristics: wheat seed area, perimeter, long axis, short axis, ellipticity, rectangularity, and elongation. The results showed that different varieties of wheat seeds were significantly correlated with different phenotypic characteristics. Among them, the area and short axis for Luomai 26; the area, long axis, short axis, perimeter, and rectangularity for Jinqiang 11; the area and perimeter for Zhoumai 22; the area of Luomai 42; the area, short axis, and perimeter for Bainong 207 were significantly correlated with the thousand seed weight. A multiple linear regression model of thousand seed weight prediction was developed by selecting the significantly correlated phenotypic characteristic. The models showed that the <i>R</i><sup>2</sup> values of the thousand seed weight prediction models for Jinqiang 11 and Bainong 207 were 0.853 and 0.757, respectively; and the <i>R</i><sup>2</sup> values for Luomai 26, Zhoumai 22, and Luomai 42 were less than 0.5. Subsequently, PCA-MLR was used to build a thousand seed weight prediction model, and K-fold cross-validation was used for comparative analysis. Afterwards, three kinds of wheat seeds with 40–50 g thousand seed weight were selected to validate the model. The validation results showed that the more significantly correlated the phenotypic parameters were, the higher the accuracy of the thousand seed weight prediction model. The study provided a set of detection devices and methods for the rapid acquisition of the phenotypic characteristics of wheat seeds and thousand seed weight prediction.
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spelling doaj.art-6eefcfd92b5d4968b97aa4b7d76d93182023-11-17T09:02:22ZengMDPI AGAgriculture2077-04722023-03-0113370610.3390/agriculture13030706Wheat Seed Phenotype Detection Device and Its ApplicationHaolei Zhang0Jiangtao Ji1Hao Ma2Hao Guo3Nan Liu4Hongwei Cui5College of Agricultural Equipment Engineering, Henan University of Science and Technology, Luoyang 471000, ChinaCollege of Agricultural Equipment Engineering, Henan University of Science and Technology, Luoyang 471000, ChinaCollege of Agricultural Equipment Engineering, Henan University of Science and Technology, Luoyang 471000, ChinaCollege of Agricultural Equipment Engineering, Henan University of Science and Technology, Luoyang 471000, ChinaCollege of Agricultural Equipment Engineering, Henan University of Science and Technology, Luoyang 471000, ChinaCollege of Agricultural Equipment Engineering, Henan University of Science and Technology, Luoyang 471000, ChinaTo address the problem of low efficiency and automatically sense the phenotypic characteristics of wheat seeds, a wheat seed phenotype detection device was designed to predict thousand seed weight. Five commonly used varieties of wheat seeds were selected for the study, and a wheat seed phenotype detection system was built with a 2 mm sampling hole plate. Grayscale, image segmentation, area filtering and other methods were used to process the image in order to extract and analyse the correlation between thousand seed weight and seven phenotypic characteristics: wheat seed area, perimeter, long axis, short axis, ellipticity, rectangularity, and elongation. The results showed that different varieties of wheat seeds were significantly correlated with different phenotypic characteristics. Among them, the area and short axis for Luomai 26; the area, long axis, short axis, perimeter, and rectangularity for Jinqiang 11; the area and perimeter for Zhoumai 22; the area of Luomai 42; the area, short axis, and perimeter for Bainong 207 were significantly correlated with the thousand seed weight. A multiple linear regression model of thousand seed weight prediction was developed by selecting the significantly correlated phenotypic characteristic. The models showed that the <i>R</i><sup>2</sup> values of the thousand seed weight prediction models for Jinqiang 11 and Bainong 207 were 0.853 and 0.757, respectively; and the <i>R</i><sup>2</sup> values for Luomai 26, Zhoumai 22, and Luomai 42 were less than 0.5. Subsequently, PCA-MLR was used to build a thousand seed weight prediction model, and K-fold cross-validation was used for comparative analysis. Afterwards, three kinds of wheat seeds with 40–50 g thousand seed weight were selected to validate the model. The validation results showed that the more significantly correlated the phenotypic parameters were, the higher the accuracy of the thousand seed weight prediction model. The study provided a set of detection devices and methods for the rapid acquisition of the phenotypic characteristics of wheat seeds and thousand seed weight prediction.https://www.mdpi.com/2077-0472/13/3/706wheat seeddetection devicesphenotypic characteristicsthousand seed weight
spellingShingle Haolei Zhang
Jiangtao Ji
Hao Ma
Hao Guo
Nan Liu
Hongwei Cui
Wheat Seed Phenotype Detection Device and Its Application
Agriculture
wheat seed
detection devices
phenotypic characteristics
thousand seed weight
title Wheat Seed Phenotype Detection Device and Its Application
title_full Wheat Seed Phenotype Detection Device and Its Application
title_fullStr Wheat Seed Phenotype Detection Device and Its Application
title_full_unstemmed Wheat Seed Phenotype Detection Device and Its Application
title_short Wheat Seed Phenotype Detection Device and Its Application
title_sort wheat seed phenotype detection device and its application
topic wheat seed
detection devices
phenotypic characteristics
thousand seed weight
url https://www.mdpi.com/2077-0472/13/3/706
work_keys_str_mv AT haoleizhang wheatseedphenotypedetectiondeviceanditsapplication
AT jiangtaoji wheatseedphenotypedetectiondeviceanditsapplication
AT haoma wheatseedphenotypedetectiondeviceanditsapplication
AT haoguo wheatseedphenotypedetectiondeviceanditsapplication
AT nanliu wheatseedphenotypedetectiondeviceanditsapplication
AT hongweicui wheatseedphenotypedetectiondeviceanditsapplication