At present, he is in charge of the National Natural Science Foundation 1 project;

Participated in research projects include national "973" project, "948" project, modern industrial technology system project, public welfare industry (agriculture) scientific research project, etc. Main articles published in recent years:

Zhang Guozhen, Ma Qiujuan, Peng Youliang. Optimization of formation conditions of sexual generation of Magnaporthe grisea. Journal of Plant Pathology, 2002,32 (2):121-126.

Liu Junfeng, Zhang Guozhen (* * * with the first author), Ma Qiujuan, Peng Youliang. Isolation of a SCAR marker linked to avirulent gene AVR-Pikm of Magnaporthe grisea. Journal of Plant Pathology, 2003,33 (2):151-155.

Zhang Guozhen, Zhang Shufeng. Pathogenicity determination of seed fungi of American ginseng and bioassay of fungicides against seed-borne pathogenic fungi. Journal of traditional chinese medicine, China, 2004,29 (2):138-141.

Liang, Li Chongjiu. Study on indoor antibacterial activity of shikonin against tomato leaf mold. Journal of Agronomy, 2004,6 (3): 48-52.

Zhang Guozhen, Liu Junfeng, Ma Qiujuan and Peng Youliang. A new SCAR marker closely linked to avirulent gene AVR-Pikm of Magnaporthe grisea. Journal of Plant Pathology, 2004,34 (6) 548-554.

Zhang Guozhen, Zhang Xuesong, Liang Yue, Wei Huaiqiang. Experimental study on the control of black spot of American ginseng with 10% world high water dispersible granules. Plant Protection, 2005(3):86-88.

Liang Yue, Zhang Guozhen, An Moping, Cai Zhunan. Observation on spore germination of ascomycetes of Cordyceps militaris and its progeny population culture characteristics. Mycosis, 2005,24 (4): 525-532.

Liang Yue, Zhang Guozhen. Phytophthora capsici in Tibet and its sensitivity to new fungicides. Plant Protection, 2006, 32(2):75-78.

Liang Hong, Peng Youliang, Zhang Guozhen, Chen Wanquan, Liu Thailand. Amplification and sequence analysis of rDNA-IGS region of three quarantine fungi of smut. Journal of Plant Pathology, 2006,36 (5): 407-412.

Don, Zhang,. Inhibitory effect of 10 fungicide on Phytophthora infestans. Plant protection. 2008, 34(2): 144- 147.

Yuan Xuefen, Pan Wei, Liang Yue, Zhang Guozhen. Discovery and verification of fruiting body of Cordyceps militaris monospora strain. China Edible Fungi, 2008 (Supplement), 1 10.

Zhang, Cao, Sun Mingde, Cao Jun. Preliminary investigation on main diseases and insect pests of chestnut in Beijing. Plant Protection, 2009, 35 (2):121-124.

, Zhang, Peng, Du Zhijian, Tang. Effect of soil treatment on quantitative dynamics of rhizosphere nematodes in American ginseng and its control effect on root rot of stem nematodes, Journal of Plant Pathology, 2009,30 (5): 555-560.

Li Yuan, Wang Yun, Zhang Guozhen, Zhang Xuesong, Zhang Hui, Chen Fang. Effects of different storage treatments on the quality and composition of fresh roots of Panax quinquefolium. Journal of traditional chinese medicine, China.2010,35 (2):145-148.