Foreword The strength of a plant's resistance to pests depends on whether or not the plant's own material exchange maintains a balanced state. Plants suffer from insect pests only when their nutrients are out of balance. The release of toxic pesticides, although it may have killed the pests in a short period of time, has thus completely destroyed the balance of the crop's own material exchange, and the resulting chances of pest disease have increased rather than decreased. If this situation continues, it will only lead to a vicious cycle, that is, the pesticides produced will become increasingly toxic, and the pest resistance will become stronger. The use of chemical fertilizers in flowers and plants in life is the main cause of imbalance in nutrients in plants. Therefore, we suggest that everyone can use the available environmental protection materials to provide plants with the necessary nutrients. Potted flowers, regardless of the type of cultivation... Laparoscopy Drape,Surgical Laparoscopy Drape,Disposable Laparotomy Drape,Disposable Laparouscopy Surgical Drape ShaoXing SurgeCare Medical Products Co., Ltd. , https://www.sxsurgecaremedical.com