soilsensor

 When it comes to refrigerators, I believe everyone is familiar with them. A refrigerator is a refrigeration device that maintains a constant low temperature, which keeps food at a constant low temperature to ensure food quality and reduce food loss. Now that refrigerator freezers are critical to today's food freezing and transportation, the overall advantage of a refrigerator freezer will depend on its internal temperature and humidity monitoring system. The principle of the refrigerator freezer for storing fruits and vegetables: by reducing the temperature, slowing down the respiration and evaporation of fruits and vegetables, prolonging the lifespan, reducing the consumption of nutrients, and achieving the purpose of storage and preservation. However, there are certain requirements for temperature and humidity control when the refrigerator is refrigerated: Cold storage can extend the shelf life of food. However, due to the different structures and sensitivities of different frui...

 You know, cats eat cat food, dogs eat dog food, and even birds have their own special food. As a favorite pet of many people, guinea pigs must of course eat their own food! Never try to save the trouble of feeding guinea pigs chicken and duck feed, which is completely inconsistent with the growth and health needs of guinea pigs! Although guinea pigs have the word "pig" in their name, they are also affectionately called "pigs", but they are not like pigs that can eat anything and digest everything they eat. Guinea pigs are vegetarians and mainly eat grass. The main grasses are alfalfa, timothy, ryegrass, etc. These cellulose-rich foods can ensure the normal digestive function of the stomach. Guinea pigs cannot eat chicken and duck feed. Chicken and duck feed contains a small proportion of nutrients such as cellulose and vitamin C, which cannot meet the nutritional needs of guinea pigs at all. Precautions for feeding guinea pigs 1. The guinea pig is a social animal a...