I. Experimental Process Location: Melon Base in Malianzhuang, Laixi, Qingdao City, Shandong Province, China Method: Melon greenhouse (three acres), comparison area divided by the center line: three times spraying marine minerals on the left side and once spraying marine minerals on the right side. Time: Early May 2020 to early June 2020 Testing process and […]

Ⅰ. Test Site: Cherry Base of Greenhouse in Fuping, Shaanxi Province, China. Field Area: 53,336 square meters, 44 seats, spacing 3 x 4 (50 trees per greenhouse), 8-year-old trees (no small or big trees). The original yield of the base was 50 kg per tree, and the total yield of the base was 110,000 kg.