Big wheat sowing management technical points

1, varieties. Barley varieties of flowers 30; wheat with Yangmai 11, Yangmai 12 and other varieties of Yang Mai series. 2, sowing. Barley is sown from November 5 to 20, and wheat is sown from the beginning of November to November 15. Barley acres sowing 12.5 to 15 kilograms, wheat 10 to 12.5 kilograms, early broadcast appropriate reduction, late sowing appropriate increase. Seeds before sowing should be sunned and treated with medicaments. Big wheat can be sterilized with 10% “soaking seed” 2 ml plus 0.8 kg of water and 10 kg of seeds, to prevent seed carry and reduce disease. 3, fertilization. Basal fertilizer Mushi organic fertilizer 500 kilograms, ammonium bicarbonate 30 kilograms, superphosphate 25 kilograms, potassium chloride 5 kilograms, or 25% compound fertilizer 45 to 50 kilograms. Late seeding or wheat seedlings with insufficient seedlings during the year depend on Mushi Shisha fertilizer (mainly based on organic fertilizers, with suitable quantified fertilizer). Wheat 7 to 9 leaf stage (barley from mid-February to early March, the corresponding delay of 10 to 15 days of wheat), see seedling supplemented jointing booting fertilizer, barley mu urea generally 3 to 6 kg, wheat Shi 5 to 8 kg. 4, pest and weed control. 2 to 3 days before sowing, mu with 10% glyphosate 500 ml, or 20% traceless 200 ml watered spray. 2 leaf 1 heart to 4 leaves 1 heart mu with 50% hypertonic isoproturone 125 ml watered spray. Wheat field can also be in the weeds 2 to 4 leaf stage, mu 15% oxalic acid (Mike) WP 20 grams, watered 30-45 kg uniform spray. Pay attention to avoid medication before and after cold air. According to the pest information, use high-efficiency, low-toxicity, low-residue pesticides to prevent and control pests and armyworms, head blight, and powdery mildew.

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