Coated fertilizers are also known as coated fertilizers and film fertilizers. Its film-forming substances are plastics, resins, paraffins, polyethylene and elemental sulfur. The purpose of the envelope is to slowly release the available nutrients inside the coated fertilizer after it is applied to the soil so as to extend the fertilizer efficiency. Fertility release rate depends on the type of coating, thickness, particle size, fertilizer solubility, soil temperature, soil moisture, and soil microbial activity. It is suitable for crops with high economic value, long growth period, large amount of fertilizer but inconvenient to be fertilized, and high temperature, rainy areas or irrigated areas where nutrients are easily lost, especially on light sandy soils.
Nurse Call System
ETR Nurse Call System
ETR Medical Nurse Calling System is designed for providing the communication between patients in wards and medical personnel in nurses offices in case of any peculiar conditions in hospitals. With cast-into-once deluxe plastic master telephone hosing, innovative summary fixed mode, complete information electronic summary and audio number reporting system,it has higher performance-cost ration than those products of the same variety. So far, two-wire and four-wire systems are available.
It consists of host,bed extension, corridor display, door lamp, secondary host as well as optional modules (including music, bathroom extension) for realizing some peculiar functions.
Superiority of Hospital Nurse Calling System:
Select-able: More beds quantity choices: 30, 50, 70, 110 beds.
Precision: Simultaneous calling of multiple extensions without omission.
Credibility: ETR nurse call system provides reliable solutions for a wide range of customers including hospitals, care groups, health recovery center, nursing and residential homes.
Warranty: We offer a full year`s warranty, on going maintenance and provide the installation on-site if required.
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Hunan Eter Medical Co., Ltd. , https://www.eter-tech.com