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. 28, 2020
Filed:
Jul. 18, 2018
Biotechnology Research Center, Shandong Academy of Agricultural Sciences, Jinan, Shandong, CN;
Jialei Zhang, Shandong, CN;
Shubo Wan, Shandong, CN;
Xinguo Li, Shandong, CN;
Feng Guo, Shandong, CN;
Sha Yang, Shandong, CN;
Yun Geng, Shandong, CN;
Zheng Zhang, Shandong, CN;
Jingjing Meng, Shandong, CN;
Chaohui Tang, Shandong, CN;
Abstract
A special film-coated controlled release calcium fertilizer for peanut includes a three-layer structure. Raw materials in an inner layer include calcium nitrate, humic acid, seaweed extract and adhesive. Raw materials in an intermediate layer include calcium nitrate, urea formaldehyde powder and chitosan oligosaccharide. Raw materials in an outer layer include urea formaldehyde powder and fermented livestock and poultry manure. The special controlled release calcium fertilizer for peanut releases Ca since the pod-bearing stage after the basal application. The coating film is a biodegradable film, releases calcium since about 50 days after application into soil.