Winter greenhouse oil and vegetable management
Sowing seedlings and seedling beds in time for ploughing, leveling the noodles, seedling bed soil for fine crushing and leveling, applying sufficient base fertilizer before planting, pouring the bottom water; timely sowing, mixing a small amount of fine tidal soil in the seeds during sowing, and evenly spreading And cover 0.5 cm thick fine soil.
Remove the field backhoes 15-20 days before transplanting and planting, mix the decomposed farmyard manure with compound fertilizer and chemical fertilizer and spread it on the noodles. After the soil fertilization, mix the corn stover and the greenhouse warming agent in proportion and mix. After being placed in the lower ditch, it is compacted, covered with soil and filled with water. It should be noted that before planting, the plant fertilizer, fungicide and insecticide will be applied to the planting ditch, and the reactor will be punched in time to facilitate good ventilation and release of carbon dioxide.
In the field management, weeding and weeding in a timely manner, in order to enhance soil permeability and promote root development, timely watering and topdressing according to lyrical conditions, rooting and germination of roots in the growth stage of oilseed rape, effective prevention and control of rotten roots, dead seedlings, premature senescence of plants, etc. .
Pest control The growth stage of oilseed rape is prone to downy mildew, leaf miner and other pests. If the diseased plant is found to be sprayed according to plant protection requirements, such as 72% metalaxyl manganese-zinc wettable powder, 72% Plex, 1% fly maggot oil, etc., and spray a new high-fat film 800 times The liquid enhances the control effect.
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