Effect of drip irrigation and boron application on enhancing seed production of sainfoin (Onobrychis viciifolia) in Northwest China

Sainfoin has gained considerable attention in the forage, medicinal, and food industries due to its exceptional nutritional profile and rich bioactive compounds. However, knowledge of agricultural practices for its seed production, particularly in arid and semiarid regions, remains limited. We condu...

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Main Authors: Dali Chen, Jinglong Bao, Tao Chen, Mengjie Bai, Jia Pan, Haiying Yuan, Yanrong Wang, Zhibiao Nan, Xiaowen Hu
Format: Article
Language:English
Published: Elsevier 2024-12-01
Series:Agricultural Water Management
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Online Access:http://www.sciencedirect.com/science/article/pii/S0378377424005249
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author Dali Chen
Jinglong Bao
Tao Chen
Mengjie Bai
Jia Pan
Haiying Yuan
Yanrong Wang
Zhibiao Nan
Xiaowen Hu
author_facet Dali Chen
Jinglong Bao
Tao Chen
Mengjie Bai
Jia Pan
Haiying Yuan
Yanrong Wang
Zhibiao Nan
Xiaowen Hu
author_sort Dali Chen
collection DOAJ
description Sainfoin has gained considerable attention in the forage, medicinal, and food industries due to its exceptional nutritional profile and rich bioactive compounds. However, knowledge of agricultural practices for its seed production, particularly in arid and semiarid regions, remains limited. We conducted a three-year field experiment from 2021 to 2023 to evaluate the effects of four irrigation frequencies (2, 3, 4, and 5 applications of 50 mm each) and four boron concentrations (0, 0.3 %, 0.6 % and 0.9 %) on seed yield, quality, water use efficiency (WUE) and economic benefits in sainfoin. Our findings revealed a negative parabolic relationship between seed yield and both irrigation amount and boron concentration. The highest yields were achieved with four irrigations (200 mm) combined with a 0.6 % boron application, resulting in seed yield of 696.69 kg/hm2 in 2021, 1200.94 kg/hm2 in 2022, and 1687.91 kg/hm2 in 2023. This optimal combination also exhibited superior WUE and economic benefits compared to other treatments. Higher irrigation frequency increased seed dimensions (length, width, and height), but it had a negative impact on both germination percentage and speed. The impact of boron on seed quality varied with irrigation levels. All yield components, except for 1000-seeds weight, showed significant positive correlations with seed yield (P < 0.001). A structural equation model indicated that the number of reproductive branches per plant was the most significant contributor to seed yield. Our findings enhance the understanding of the mechanisms underlying seed yield responses to irrigation and boron application in sainfoin, offering valuable insights for agronomic practices aimed at improving seed yield in sainfoin and similar crops.
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spelling doaj-art-e8a75437e54b4ea281fb2f89979d18dc2025-08-20T01:55:34ZengElsevierAgricultural Water Management1873-22832024-12-0130610918810.1016/j.agwat.2024.109188Effect of drip irrigation and boron application on enhancing seed production of sainfoin (Onobrychis viciifolia) in Northwest ChinaDali Chen0Jinglong Bao1Tao Chen2Mengjie Bai3Jia Pan4Haiying Yuan5Yanrong Wang6Zhibiao Nan7Xiaowen Hu8State Key Laboratory of Herbage Improvement and Grassland Agro-ecosystems, Lanzhou University, Lanzhou 730000, China; College of Pastoral Agriculture Science and Technology, Lanzhou University, Lanzhou 730000, China; Engineering Research Center of Grassland Industry, Ministry of Education, Lanzhou 730000, China; Key Laboratory of Grassland Livestock Industry Innovation, Ministry of Agriculture and Rural Affairs, Lanzhou 730000, ChinaState Key Laboratory of Herbage Improvement and Grassland Agro-ecosystems, Lanzhou University, Lanzhou 730000, China; College of Pastoral Agriculture Science and Technology, Lanzhou University, Lanzhou 730000, China; Engineering Research Center of Grassland Industry, Ministry of Education, Lanzhou 730000, China; Key Laboratory of Grassland Livestock Industry Innovation, Ministry of Agriculture and Rural Affairs, Lanzhou 730000, ChinaState Key Laboratory of Herbage Improvement and Grassland Agro-ecosystems, Lanzhou University, Lanzhou 730000, China; College of Pastoral Agriculture Science and Technology, Lanzhou University, Lanzhou 730000, China; Engineering Research Center of Grassland Industry, Ministry of Education, Lanzhou 730000, China; Key Laboratory of Grassland Livestock Industry Innovation, Ministry of Agriculture and Rural Affairs, Lanzhou 730000, ChinaState Key Laboratory of Herbage Improvement and Grassland Agro-ecosystems, Lanzhou University, Lanzhou 730000, China; College of Pastoral Agriculture Science and Technology, Lanzhou University, Lanzhou 730000, China; Engineering Research Center of Grassland Industry, Ministry of Education, Lanzhou 730000, China; Key Laboratory of Grassland Livestock Industry Innovation, Ministry of Agriculture and Rural Affairs, Lanzhou 730000, ChinaState Key Laboratory of Herbage Improvement and Grassland Agro-ecosystems, Lanzhou University, Lanzhou 730000, China; College of Pastoral Agriculture Science and Technology, Lanzhou University, Lanzhou 730000, China; Engineering Research Center of Grassland Industry, Ministry of Education, Lanzhou 730000, China; Key Laboratory of Grassland Livestock Industry Innovation, Ministry of Agriculture and Rural Affairs, Lanzhou 730000, ChinaWuwei Academy of Agricultural Sciences, Wuwei 733000, ChinaState Key Laboratory of Herbage Improvement and Grassland Agro-ecosystems, Lanzhou University, Lanzhou 730000, China; College of Pastoral Agriculture Science and Technology, Lanzhou University, Lanzhou 730000, China; Engineering Research Center of Grassland Industry, Ministry of Education, Lanzhou 730000, China; Key Laboratory of Grassland Livestock Industry Innovation, Ministry of Agriculture and Rural Affairs, Lanzhou 730000, ChinaState Key Laboratory of Herbage Improvement and Grassland Agro-ecosystems, Lanzhou University, Lanzhou 730000, China; College of Pastoral Agriculture Science and Technology, Lanzhou University, Lanzhou 730000, China; Engineering Research Center of Grassland Industry, Ministry of Education, Lanzhou 730000, China; Key Laboratory of Grassland Livestock Industry Innovation, Ministry of Agriculture and Rural Affairs, Lanzhou 730000, ChinaState Key Laboratory of Herbage Improvement and Grassland Agro-ecosystems, Lanzhou University, Lanzhou 730000, China; College of Pastoral Agriculture Science and Technology, Lanzhou University, Lanzhou 730000, China; Engineering Research Center of Grassland Industry, Ministry of Education, Lanzhou 730000, China; Key Laboratory of Grassland Livestock Industry Innovation, Ministry of Agriculture and Rural Affairs, Lanzhou 730000, China; Corresponding author at: State Key Laboratory of Herbage Improvement and Grassland Agro-ecosystems, Lanzhou University, Lanzhou 730000, ChinaSainfoin has gained considerable attention in the forage, medicinal, and food industries due to its exceptional nutritional profile and rich bioactive compounds. However, knowledge of agricultural practices for its seed production, particularly in arid and semiarid regions, remains limited. We conducted a three-year field experiment from 2021 to 2023 to evaluate the effects of four irrigation frequencies (2, 3, 4, and 5 applications of 50 mm each) and four boron concentrations (0, 0.3 %, 0.6 % and 0.9 %) on seed yield, quality, water use efficiency (WUE) and economic benefits in sainfoin. Our findings revealed a negative parabolic relationship between seed yield and both irrigation amount and boron concentration. The highest yields were achieved with four irrigations (200 mm) combined with a 0.6 % boron application, resulting in seed yield of 696.69 kg/hm2 in 2021, 1200.94 kg/hm2 in 2022, and 1687.91 kg/hm2 in 2023. This optimal combination also exhibited superior WUE and economic benefits compared to other treatments. Higher irrigation frequency increased seed dimensions (length, width, and height), but it had a negative impact on both germination percentage and speed. The impact of boron on seed quality varied with irrigation levels. All yield components, except for 1000-seeds weight, showed significant positive correlations with seed yield (P < 0.001). A structural equation model indicated that the number of reproductive branches per plant was the most significant contributor to seed yield. Our findings enhance the understanding of the mechanisms underlying seed yield responses to irrigation and boron application in sainfoin, offering valuable insights for agronomic practices aimed at improving seed yield in sainfoin and similar crops.http://www.sciencedirect.com/science/article/pii/S0378377424005249SainfoinDrip irrigationBoronSeed yieldSeed qualityWater use efficiency
spellingShingle Dali Chen
Jinglong Bao
Tao Chen
Mengjie Bai
Jia Pan
Haiying Yuan
Yanrong Wang
Zhibiao Nan
Xiaowen Hu
Effect of drip irrigation and boron application on enhancing seed production of sainfoin (Onobrychis viciifolia) in Northwest China
Agricultural Water Management
Sainfoin
Drip irrigation
Boron
Seed yield
Seed quality
Water use efficiency
title Effect of drip irrigation and boron application on enhancing seed production of sainfoin (Onobrychis viciifolia) in Northwest China
title_full Effect of drip irrigation and boron application on enhancing seed production of sainfoin (Onobrychis viciifolia) in Northwest China
title_fullStr Effect of drip irrigation and boron application on enhancing seed production of sainfoin (Onobrychis viciifolia) in Northwest China
title_full_unstemmed Effect of drip irrigation and boron application on enhancing seed production of sainfoin (Onobrychis viciifolia) in Northwest China
title_short Effect of drip irrigation and boron application on enhancing seed production of sainfoin (Onobrychis viciifolia) in Northwest China
title_sort effect of drip irrigation and boron application on enhancing seed production of sainfoin onobrychis viciifolia in northwest china
topic Sainfoin
Drip irrigation
Boron
Seed yield
Seed quality
Water use efficiency
url http://www.sciencedirect.com/science/article/pii/S0378377424005249
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