For companies and large families with a tea planting area of ​​over 50 mu, the first is to cover black shading nets or plastic film insulation with a shading of over 70% on shacks, and the second is to use sprayed leaf surface steam-inhibiting and heat-insulating agents. Can take the following retail practice. In the past few days, the temperature in Fenggang County has dropped sharply, and there has been a large range of freezing rain, which has caused serious impact on the county's tea industry. In order to reduce the disaster losses of new species of tea plantations, the majority of tea farmers must take effective measures against freezing and cold. First, the farmers of tea farms have been able to bring the tea in their homes to a small number and move them to the house. If there are a large number of tea plants, the tea plants can be placed in one place and can be covered with 0.3-0.4. Thick straw, or covered with 0.3-0.5 thick corn stems, weeds, or cover 2-3 layers of agricultural film, or cover 1-2 layers of black shade nets, or spraying leaf surface steam insulation agent. Be careful not to spray water. Second, the new species of tea garden 1, for the tea area of ​​more than 50 acres of companies and large companies: First, shade can be covered in the shade of more than 70% of the black shade net or plastic film insulation, the second is the use of spray leaf Steam insulation agent, the third is to take the following retail practice. 2. Retailers: For the tea plants that have been transplanted, adhere to the principle of adapting to local conditions, according to the existing conditions of retail households, flexible one or more of the following ways to prevent cold and heat. 1 There are straw, can be covered in tea above the 0.1-0.2 foot thick straw; have corn stems, weeds, can cover 0.2-0.3 feet thick corn stem leaves, weeds; shade net, can cover 1 Shade nets. 2Sprinkle the steam insulation agent on the leaf surface. 3 For the area of ​​more than 10 mu, smoke from burning sawdust, rice bran, turf, etc. can be used to drive away cold air. 4 If the thickness of snow is more than 0.5 ft. and exceeds 3 days, clear the snow, correct the tea seedlings, drain the sewers in time, and prevent the tea seedlings from being flooded. Third, the tea tree nursery: First, to widen, thicken the cover material, compacting the moisture-proof agricultural film, reduce the impact of snow condensation or wind on the tea seedlings; second, timely clean up the snow on the shed or box surface, In order to avoid the collapse of the mechanical damage to the tea seedlings; third is the conditional steel construction greenhouses, installation of electric heating, power insulation.
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