The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 15, 2025
Filed:
Mar. 29, 2025
Tobacco Research Institute of Hubei Province, Wuhan, CN;
Jinpeng Yang, Wuhan, CN;
Chunlei Yang, Wuhan, CN;
Jun Yu, Wuhan, CN;
Zhilong Bie, Wuhan, CN;
Kaixiao Fan, Wuhan, CN;
Yuan Huang, Wuhan, CN;
Sicheng Liu, Wuhan, CN;
Chuanzong Li, Wuhan, CN;
Wenchang Huang, Wuhan, CN;
Gang Liu, Wuhan, CN;
Yong Rao, Wuhan, CN;
Liguang Chai, Wuhan, CN;
Yulei Zhao, Wuhan, CN;
Jiazhen Chen, Wuhan, CN;
Yu Song, Wuhan, CN;
Yiyang Zhang, Wuhan, CN;
Youlun Fan, Wuhan, CN;
Zhenxin Wu, Wuhan, CN;
Xin Wang, Wuhan, CN;
Tobacco Research Institute of Hubei Province, Wuhan, CN;
Abstract
The present disclosure provides a supplemental lighting method for vertical multi-layer cultivation of wrapper tobacco leaves, including the following steps: providing multi-layer vertical facilities, facilities including at least one cultivation rack having a plurality of layers; and providing supplemental lighting systems to each rack layer. For each rack layer the light intensity and light quality provided by the corresponding supplemental lighting system are set respectively according to a determined growth phase of the tobacco leaves during the cultivation process. The process includes cultivation of tobacco leaves through growth phases comprising a clumping period, a vigorous growth period, and a maturity period. During the clumping period, the light intensity provided comprises a first light intensity setting. During the vigorous growth period, the light intensity provided comprises a third light intensity setting. During the maturity period, the light intensity provided comprises a second light intensity setting.