Flue-cured tobacco pea planting techniques

First, site selection and site preparation

1. Selection of land: Vegetable peas are most suitable for rich organic matter, and the soil cultivation layer is deep, loose, fertile, with good granule structure, and slightly acidic and neutral soil with a PH value of 5.5-7.0. At the same time, because peas are not tolerant to drought, good irrigation conditions, low groundwater levels, well-drained, and humid air-covered plots should be selected to achieve high quality and high yields.

2. Site preparation: Before weeding, remove the weeds, soak the soil and loosen the soil.

Second, sowing

1, sowing time: should be sown at the end of August to early September, during the flowering season should try to avoid freezing damage.

2. Seeding method and density: Take each haze as a composite belt, two rows for each species, 15 to 20 centimeters from the pond, and 3-4 seeds per pond.

Third, field management

1. Weeding and weeding: In the seedling stage, when the seedling height is 5-7 cm, an cultivator is required to break the soil compaction; the seedling height is 10-13 cm when the second cultivator is performed, but the ploughing is performed shallowly.

2, irrigation: including seedling water, flower water and drowning water. Seedling soil moisture is guaranteed to quit; from buds to flowering stages must be poured 1-2 times bud water, watering can be larger; grain filling should be poured 1-2 times grouting water, each time to be thoroughly drenched, But do not pour too much, because the soil is too wet late, easy to powdery mildew.

3. Fertilization: In the sowing process, 20 kg of compound fertilizer per acre is used as the base fertilizer. During seedling to anthesis, fertilization is performed according to the seedling growth, the seedlings are too delicate, urea can be used for 1-2 times topdressing, and phosphorus and potassium fertilizers should be paid attention during flowering. The application to promote flowering scarring and increase product yield.

IV. Pest Control

1. Disease: During the flowering period, 50% chlorothalonil wettable powder can be used for comprehensive prevention and control at a time of 500-800 times. During the flood control period, a control is performed with 25% rust 2000 times and 50% thiophanate-methyl 500-800 times. After the first harvest, powdery mildew and rust were treated with 80% dexamethasone 500 times liquid plus 25% rust reversible wettable powder.

2. Insect pests: The locusts are treated with imidacloprid and Kangfuduo; the underground pests are used for prevention and control in winter and green areas; the leafflies are sprayed with 98% Badan powder with 100 grams of water and 60 kg of water, or 18% of AVI. Bacterial EC, mu 60 kg spray with 10 ml water.

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