Nutrient solution for preventing frost damage of plant and production method
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- 宫玲玲
- Publication Date
- 2009-07-22
- Estimated Expiration
- Not applicable · inactive patent
Abstract
Description
technical field
[0001] The invention relates to a plant antifreeze agent, in particular to a plant antifreeze damage nutrient solution and a manufacturing method that enable plants to grow normally at a relatively low temperature. Background technique
[0002] Generally, plants cannot grow normally in low temperature seasons, such as late autumn, winter, and early spring, due to the sharp drop in external air temperature. In order to enable plants to grow normally, people adopt measures such as greenhouses and plastic greenhouses; in order to obtain a good harvest, there are still measures such as setting air conditioners in the greenhouses and heating in plastic greenhouses. Generally, in order to save costs and maintain the temperature in the plastic greenhouse to facilitate the growth of plants, it is also necessary to build a small arch in the plastic greenhouse and add shed covers outside the plastic greenhouse. Although the above measures have been taken, there are st...