Biochar Coating Is a Sustainable and Economical Approach to Promote Seed Coating Technology, Seed Germination, Plant Performance, and Soil Health

Seed germination and stand establishment are the first steps of crop growth and development. However, low seed vigor, improper seedbed preparation, unfavorable climate, and the occurrence of pests and diseases reduces the germination rate and seedling quality, resulting in insufficient crop populati...

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Main Authors: Kangkang Zhang, Zaid Khan, Qing Yu, Zhaojie Qu, Jiahuan Liu, Tao Luo, Kunmiao Zhu, Junguo Bi, Liyong Hu, Lijun Luo
Format: Article
Language:English
Published: MDPI AG 2022-10-01
Series:Plants
Subjects:
Online Access:https://www.mdpi.com/2223-7747/11/21/2864
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author Kangkang Zhang
Zaid Khan
Qing Yu
Zhaojie Qu
Jiahuan Liu
Tao Luo
Kunmiao Zhu
Junguo Bi
Liyong Hu
Lijun Luo
author_facet Kangkang Zhang
Zaid Khan
Qing Yu
Zhaojie Qu
Jiahuan Liu
Tao Luo
Kunmiao Zhu
Junguo Bi
Liyong Hu
Lijun Luo
author_sort Kangkang Zhang
collection DOAJ
description Seed germination and stand establishment are the first steps of crop growth and development. However, low seed vigor, improper seedbed preparation, unfavorable climate, and the occurrence of pests and diseases reduces the germination rate and seedling quality, resulting in insufficient crop populations and undesirable plant growth. Seed coating is an effective method that is being developed and applied in modern agriculture. It has many functions, such as improving seed vigor, promoting seedling growth, and reducing the occurrence of pests and diseases. Yet, during seed coating procedures, several factors, such as difficulty in biodegradation of coating materials and hindrance in the application of chemical ingredients to seeds, force us to explore reliable and efficient coating formulations. Biochar, as a novel material, may be expected to enhance seed germination and seedling establishment, simultaneously ensuring agricultural sustainability, environment, and food safety. Recently, biochar-based seed coating has gained much interest due to biochar possessing high porosity and water holding capacity, as well as wealthy nutrients, and has been proven to be a beneficial agent in seed coating formulations. This review presents an extensive overview on the history, methods, and coating agents of seed coating. Additionally, biochar, as a promising seed coating agent, is also synthesized on its physico-chemical properties. Combining seed coating with biochar, we discussed in detail the agricultural applications of biochar-based seed coating, such as the promotion of seed germination and stand establishment, the improvement of plant growth and nutrition, suitable carriers for microbial inoculants, and increase in herbicide selectivity. Therefore, this paper could be a good source of information on the current advance and future perspectives of biochar-based seed coating for modern agriculture.
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spelling doaj.art-9b2f9b47b1ae476e83e4c9dde41a1d8f2023-11-24T06:24:19ZengMDPI AGPlants2223-77472022-10-011121286410.3390/plants11212864Biochar Coating Is a Sustainable and Economical Approach to Promote Seed Coating Technology, Seed Germination, Plant Performance, and Soil HealthKangkang Zhang0Zaid Khan1Qing Yu2Zhaojie Qu3Jiahuan Liu4Tao Luo5Kunmiao Zhu6Junguo Bi7Liyong Hu8Lijun Luo9MARA Key Laboratory of Crop Ecophysiology and Farming System in the Middle Reaches of the Yangtze River, College of Plant Science and Technology, Huazhong Agricultural University, Wuhan 430070, ChinaCollege of Natural Resources and Environment, South China Agricultural University, Guangzhou 510642, ChinaMARA Key Laboratory of Crop Ecophysiology and Farming System in the Middle Reaches of the Yangtze River, College of Plant Science and Technology, Huazhong Agricultural University, Wuhan 430070, ChinaMARA Key Laboratory of Crop Ecophysiology and Farming System in the Middle Reaches of the Yangtze River, College of Plant Science and Technology, Huazhong Agricultural University, Wuhan 430070, ChinaMARA Key Laboratory of Crop Ecophysiology and Farming System in the Middle Reaches of the Yangtze River, College of Plant Science and Technology, Huazhong Agricultural University, Wuhan 430070, ChinaMARA Key Laboratory of Crop Ecophysiology and Farming System in the Middle Reaches of the Yangtze River, College of Plant Science and Technology, Huazhong Agricultural University, Wuhan 430070, ChinaHubei Key Laboratory of Nutritional Quality and Safety of Agro-products, Institute of Quality Standard and Testing Technology for Agro-Products, Hubei Academy of Agricultural Sciences, Wuhan 430072, ChinaShanghai Agrobiological Gene Center, No. 2901 Beidi Road, Shanghai 201106, ChinaMARA Key Laboratory of Crop Ecophysiology and Farming System in the Middle Reaches of the Yangtze River, College of Plant Science and Technology, Huazhong Agricultural University, Wuhan 430070, ChinaShanghai Agrobiological Gene Center, No. 2901 Beidi Road, Shanghai 201106, ChinaSeed germination and stand establishment are the first steps of crop growth and development. However, low seed vigor, improper seedbed preparation, unfavorable climate, and the occurrence of pests and diseases reduces the germination rate and seedling quality, resulting in insufficient crop populations and undesirable plant growth. Seed coating is an effective method that is being developed and applied in modern agriculture. It has many functions, such as improving seed vigor, promoting seedling growth, and reducing the occurrence of pests and diseases. Yet, during seed coating procedures, several factors, such as difficulty in biodegradation of coating materials and hindrance in the application of chemical ingredients to seeds, force us to explore reliable and efficient coating formulations. Biochar, as a novel material, may be expected to enhance seed germination and seedling establishment, simultaneously ensuring agricultural sustainability, environment, and food safety. Recently, biochar-based seed coating has gained much interest due to biochar possessing high porosity and water holding capacity, as well as wealthy nutrients, and has been proven to be a beneficial agent in seed coating formulations. This review presents an extensive overview on the history, methods, and coating agents of seed coating. Additionally, biochar, as a promising seed coating agent, is also synthesized on its physico-chemical properties. Combining seed coating with biochar, we discussed in detail the agricultural applications of biochar-based seed coating, such as the promotion of seed germination and stand establishment, the improvement of plant growth and nutrition, suitable carriers for microbial inoculants, and increase in herbicide selectivity. Therefore, this paper could be a good source of information on the current advance and future perspectives of biochar-based seed coating for modern agriculture.https://www.mdpi.com/2223-7747/11/21/2864biocharseed coatingseed enhancement technologyreviewseed vigorseed germination
spellingShingle Kangkang Zhang
Zaid Khan
Qing Yu
Zhaojie Qu
Jiahuan Liu
Tao Luo
Kunmiao Zhu
Junguo Bi
Liyong Hu
Lijun Luo
Biochar Coating Is a Sustainable and Economical Approach to Promote Seed Coating Technology, Seed Germination, Plant Performance, and Soil Health
Plants
biochar
seed coating
seed enhancement technology
review
seed vigor
seed germination
title Biochar Coating Is a Sustainable and Economical Approach to Promote Seed Coating Technology, Seed Germination, Plant Performance, and Soil Health
title_full Biochar Coating Is a Sustainable and Economical Approach to Promote Seed Coating Technology, Seed Germination, Plant Performance, and Soil Health
title_fullStr Biochar Coating Is a Sustainable and Economical Approach to Promote Seed Coating Technology, Seed Germination, Plant Performance, and Soil Health
title_full_unstemmed Biochar Coating Is a Sustainable and Economical Approach to Promote Seed Coating Technology, Seed Germination, Plant Performance, and Soil Health
title_short Biochar Coating Is a Sustainable and Economical Approach to Promote Seed Coating Technology, Seed Germination, Plant Performance, and Soil Health
title_sort biochar coating is a sustainable and economical approach to promote seed coating technology seed germination plant performance and soil health
topic biochar
seed coating
seed enhancement technology
review
seed vigor
seed germination
url https://www.mdpi.com/2223-7747/11/21/2864
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