主要研究方向：农业设施装备开发，农业环境智能化调控，绿色种植工艺和技术，农业废弃物资源化利用技术和装备。

1、近年主持和参与的科研项目

(1)日本文部科学省科学技术创新大学奖学金计划-促进实现可持续发展目标（SDGs）-北海道大学ambitious博士项目(JPMJFS2101)，主持；

(2)西华大学人才引进项目(Z242058)，基于亚临界液体萃取法从番茄秸秆中获得的水解液作为生物杀虫剂对蔬菜栽培过程中病虫害的防治作用研究，主持；

(3)四川省现代农业装备工程技术研究中心开放课题(RX2400002571)，太阳能驱动的秸秆高效分解还田的水热处理装备，主持；

(4)西华大学企事业单位委托项目(H245223)，拖拉机玩具模具外观设计方案咨询，主持；

(5)日本科学技术振兴机构(JST)次世代研究者挑战-北海道大学DX博士人才计划项目(JPMJSP2119), 参与；

(6)吉林大学引进科海外博士A类科研启动基金项目(451160102065)，参与；

(7)吉林省科技攻关计划重点科技攻关项目(20170204015NY)，参与。

2、代表性学术论文及发明专利

(1) 学术论文：

[1]Yongheng Yuan, F., Li, N., Han, B., Zeng, Y., Imazumi, R., Na, N., Shimizu*. Exploring the Valorization of Buckwheat Waste: A Two-Stage Thermo-Chemical Process for the Production of Saccharides and Biochar, Fermentation, 2022, 8(11), 573.

[2]Yongheng Yuan, N., Shimizu*, F., Li, J., Magaña, X., Li. Buckwheat waste    

depolymerization using a subcritical ethanol solution for extraction of bioactive components: from the laboratory to pilot scale, Journal of environmental chemical engineering, 2023, 11, 109807.

[3]F., Li, Yongheng Yuan, P., Gong, Y., Imazumi, R., Na, N., Shimizu*. Comparative effects of mineral fertilizer and digestate on growth, antioxidant system, and physiology of lettuce under salt stress. Horticulture, Environment, and Biotechnology, 2023, 64(3): 379-391.

[4]F., Li, Yongheng Yuan, N., Shimizu*, J., Magaña, P., Gong, R., Na. Impact of organic fertilization by the digestate from by-product on growth, yield and fruit quality of tomato (Solanum lycopersicon) and soil properties under greenhouse and field conditions. Chemical and Biological Technologies in Agriculture, 2023,10:70.

[5]F., Li, Yongheng Yuan, N., Han, X., Li, R., Bai, J., Magaña, N., Shimizu*. By-product from livestock waste recovery system used as fertilizer: bioactive compounds and antioxidant activity of tomato fruit as affected by fertilization under field and greenhouse conditions. Fermentation, 2023, 9(8), 714.

（2）相关专利：

[1]一种蔬菜气雾培营养液循环系统.中国：CN109699482A.

[2]一种提高生菜品质和产量的气雾培方法.中国：CN109673204A.

（3）国际会议:

[1]Yongheng Yuan, N., Shimizu*, Enhanced antioxidants and saccharides  

production of buckwheat waste by ethanol assisted hydrothermal extraction: From lab to pilot scale. The 14th Japan-China-Korea International Postgraduate Academic Forum. University of Tsukuba, Japan. September, 27-28, 2022. (Oral Presentation)

[2]Yongheng Yuan, N., Shimizu*. Enhanced antioxidants and saccharides extraction of buckwheat waste by high temperature ethanol solution: From lab to pilot scale. The XX CIGR World Congress 2022. Kyoto International Conference Center, Japan. December, 5-10, 2022. (Oral Presentation)

[3]Yongheng Yuan, W., Cai, T.T., Zhao, D.W., Li*, Q., Zhang, H.Y., Yu. Enhanced delignification and enzymatic saccharification of corn stover by urea-assisted hydrothermal pretreatment. 2019 international postgraduate academic forum, China University of Geosciences, China. Sep. 22th, 2019. (Oral Presentation)

Ø 日本文部科学省科技创新大学奖学金计划-北海道大学ambitious奖学金，2022.04-2023.09 

Ø 日本学生支援机构(JASSO)奖学金，2020.10-2021.03 

Ø 吉林大学研究生学业奖学金，2018

Ø 14届中-日-韩国际研究生学术论坛赛二等奖，2022

Ø 2019年研究生国际环境学术论坛赛三等奖，2019

中国农业绿色发展研究会会员

中国农业机械学会会员