Second, fertilization and watering technology. After the grapes are planted, they grow in a place for several years or ten years. The nutrients in the soil are limited. Therefore, it is necessary to add organic fertilizer and fertilizer to the soil every year to meet the needs of the grape's annual growth and results.
Grape growth requires not only a large number of nitrogen, phosphorus, potassium, but also trace elements such as calcium, boron, zinc and magnesium. In addition to the application of organic fertilizer in winter, 5 to 10 days before the spring germination every year, 25 to 30 cm from the root, 20 cm deep groove on the antegrade side, 15:15:15 compound fertilizer per acre 30 ~ 40 kg, plus 10 kg of urea, 3 to 5 kg of borax and zinc fertilizer, watered once after covering the soil. From the beginning of May to the middle of the year, the ditch at the same position on the other side of the line during the spring season, and 20 to 30 kg of high-potassium compound fertilizer per acre. It has a very significant effect on increasing production and improving quality.
In the initial stage of coloring one month prior to fruit ripening, spraying 0.2% to 0.3% of potassium dihydrogen phosphate can promote berry coloration, increase sugar content, promote maturation, and play an important role in flower bud differentiation in the second year.
Huaxian Agricultural Technology Center Liu Xiuling
We diviided the led light according to the using eviiroment. Most of our product is the commercial LED Lighting
Commercial lighting is a term used to describe lighting that is used in commercial spaces, including auto dealerships, distribution centers, churches, factories, offices, and warehouses. Unlike residential lighting, commercial lighting is made to withstand more abuse and has a longer lifespan.
While the focus of residential lighting is often on aesthetics, commercial lighting is task orientated. Commercial lighting systems are designed based on what the application is. For example, in an office-type setting, you may see task lighting, which illuminates specific areas where employees need concentrated light to be able to perform their jobs.
Bamboo Pendant Light,Gold Globe Pendant Light,Black Cone Pendant Light,Pendant Light Fixture
Jiangmen Dilin Lighting High-Tech Co., Ltd. , https://www.jmdilinled.com