(19)

(11)

EP 4 334 452 A1

(12)

(43) Date of publication: 13.03.2024 Bulletin 2024/11 (21) Application number: 22798612.2 (22) Date of filing: 29.04.2022

(51) International Patent Classification (IPC):  C12N 15/29(2006.01) A01H 5/00(2018.01) C12N 15/82(2006.01) (52) Cooperative Patent Classification (CPC): C07K 14/61; C12N 15/90; C12N 2310/10; C12N 15/102; C12N 9/1085; C07K 14/395; C12R 2001/865; C07K 14/505; C12N 15/8274; C12N 15/8269; C12N 15/8213; C12N 15/8282; A01K 2227/40; A01K 2217/072; A01K 2267/02; C12N 15/1136; C12N 2310/20 (86) International application number: PCT/CN2022/090268 (87) International publication number: WO 2022/233271 (10.11.2022 Gazette 2022/45)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 02.05.2021 CN 202110486840 (71) Applicant: Qingdao KingAgroot Chemical Compound Co., Ltd. Qingdao, Shandong 266000 (CN)

(72) Inventors: JIANG, Linjian Qingdao, Shandong 266000 (CN) WANG, Jiyao Qingdao, Shandong 266000 (CN) MO, Sudong Qingdao, Shandong 266000 (CN) CHEN, Bo Qingdao, Shandong 266000 (CN) HU, Qiang Qingdao, Shandong 266000 (CN) DING, Dehui Qingdao, Shandong 266000 (CN) LI, Huarong Qingdao, Shandong 266000 (CN) (74) Representative: De Vries & Metman  Overschiestraat 180 1062 XK Amsterdam 1062 XK Amsterdam (NL)