Scientific enlargement fruit enlargement requires sufficient nutrition. In the early stage of young fruit expansion, the root topdressing urea 15 ~ 20 kg / mu, compound fertilizer 15 ~ 20 kg / mu, watering after application; in the early stage of fruit coloring top dressing 1 to phosphorus Potash based. Potassium sulfate three-element compound fertilizer can be used for soil application, and it can also be sprayed together with pest control to increase the nutrition of leaves and fruits by means of extra-root fertilizer, and 0.5 to 1% potassium dihydrogen phosphate solution can be used, and even spray 2 ~ 3 times. In order to improve the storability of grape berry, calcium calcinate fertilizer can be sprayed twice a day before harvesting, such as Cui Kang calcium treasure 1000 ~ 1200 times, can significantly increase the calcium content of grape berry, thus Improving the quality and storage of grapes also has a certain effect on preventing cracking. The period of irrigated grape is the peak period of water demand. Watering must be timely. At this time, water shortage seriously affects the expansion of fruit. To ensure adequate moisture, promote fruit enlargement. As long as it does not rain, pour it once every few days until the berries become soft and begin to colorize. After fertilizing, it should be filled with small water. In case of heavy rain, it should not be filled, and drainage should be done in time. In order to guarantee the quality of grapes, it is required to strictly control the irrigation within one month before harvest to prevent the quality from decreasing. Before the advent of heavy rain, special attention should be paid to the prevention of flooding. During the berry coloring period, stop watering to increase berry coloration and berry quality. Butyl Rubber Stopper For Injection Bottle Our this type rubber stopper is specially used for therapeutical infusion products, some powder injection medicine and other pharmaceutical industry. The stoppers are made of high quality butyl rubber.From input to output,our products go through a series of high-tech production processes such as Banbury mixing, Two roll mill mixing, Sulfuration, Pre-molding, Deflusing, Pre-clean and Clean-Molding. The usage of advanced production technology allows us to offer big quantity goods with high quality in a short time. If you are looking for a good cooperator with your business, pls feel free to contact us. Butyl Rubber Stopper For Injection Bottle,Rubber Bottle Stopper,Rubber Stopper For Injection Bottles,Butyl Rubber Stopper Infusion Bag Stopper SUZHOU CRH PHARMACEUTICAL TECHNOLOGY CO.,LTD , https://www.crh-health.com