Polypropylene is a thermoplastic polymer used in a wide range of applications among which we usually use it to make pharmaceutical packaging products. Each time when we receive the original Polypropylene materials we have ordered, we will do a series of modifications on them to form some useful pellets that will used in our products. One kind of these reproduced particles will be used to make caps for pharmaceutical ampoule bottles. We now have a big stable customer base in our domestic market. In future, we will do our best to serve the worldwide clients. If you are looking for a cooperator in our country, maybe we are a good choice for you. Warmly wait for your inquires! Pp Resin For Plastic Ampoule,Resin For Bottle,Modified Polypropylene Granules,Medical Ampoule Bottle SUZHOU CRH PHARMACEUTICAL TECHNOLOGY CO.,LTD , http://www.crh-health.com
Autumn sweet potato cultivation technology
Planting and transplanting: Using the potato vines in the spring potato or summer potato area, the potato vines can be cut in the ground. The upper part of the potato vines is cut into 5 sections, the base section is inserted at 45 degrees and 3 sections are inserted into the soil, and the top two sections are exposed, and 5500 mu are planted. About the strain. Then the earth around the seedlings was compacted and watered. Scientific fertilization: Apply enough base fertilizer before planting, apply 2500 kilograms of high-quality farmhouse fertilizer per acre, and plant 5-8 kilograms of ammonium bicarbonate per acre after planting for 5-7 days; 40-70 days after planting, see seedlings The topdressing potato fertilizer is mainly potash fertilizer, and with the topdressing amount of nitrogen fertilizer, 100 kg of plant ash or 6 kg of potassium sulfate and 5 kg of urea are applied per acre. Application of manure 500-600 kilograms, fertilization method is along the top ridge crack irrigation or 200 grams of potassium dihydrogen phosphate plus 500 grams of urea mixed with water 40 kilograms, sprayed twice outside the root. Strengthen field management and pay attention to drought relief. Timely harvest, improve the quality of the product quality of the potato, and ensure quality.