Agrotechnical experts teach you to grow wheat
At the end of October and early November, it was the golden time for sowing wheat. In 2011, Xiaoshou County, Xiaochun, had a good harvest, of which the highest yield of wheat reached 370.6 kg. How to lay the foundation for the 2012 wheat harvest? Sowing is absolutely critical. Then, how can the majority of farmers and friends master the most advanced and practical sowing techniques? The reporter conducted an interview with relevant agricultural technology experts in Renshou County.
The best sowing date for wheat is from November 1st to 5th. After the selection of the sown field, the preparatory work should be started in early October. First of all, the two seasons need to be ditched and dehumidified. If the humidity in the field is too large, it will seriously affect the normal sowing, emergence and growth of wheat. The impact of wetness on wheat yield is huge, and farmers' friends should pay great attention. Dehumidification is also stressful, and it is determined that the position of the perforation of each field is three wells. Requirements: It is necessary to open the side ditch 8-10 inches away from the field at 1 meter away from the field, and open the gap 6-7 inches according to the distance of 4 meters. The depth of the heart groove is 10-12 inches; the bottom ditch should be flat and the ditch should be connected. , exclude water stains.
Weeding: One week before the sowing (the application of isopropylamine salt containing isopropylamine), a fire, gram without trace, herbamine and other herbicides to control various grass damage.
Sowing: Axillary on-demand, close planting, fine seeding: According to the large-line 9-inch, small-line 5-inch, 3-inch seeding specifications, the armpits are advanced, and each nest is mixed with 10-13 seeds. In the two seasons, the surface of the flat surface can be mechanically sown. The preparation work in the early stage includes: draining the surface of the tank, filling the surface of the car, clearing the high stakes and residual mulch in the field, and drying the soil surface. Good machinery.
Fertilization: The method of fertilization with one bottom and three chasing: (1), base fertilizer: 70 kg of compound fertilizer or 40 kg of ammonium bicarbonate in the two seasons, 40 kg of phosphate fertilizer; 10 farmer's fertilizer. (2) Topdressing: It is applied in three times, that is, the fertilizer is used in the case of 2.5-3 leaves, and the urea is used in 3 kg. In the middle of January, the fertilizer is used in the middle of January, and 4 kg of urea is used. In the early stage of wheat heading and flowering, combined with the prevention and control of scab Potassium dihydrogen phosphate 0.5 kg plus urea (according to the appropriate growth of wheat) 50 kg of water for foliar application, can increase 1000-grain weight and seed setting rate.
Straw cover: wheat is covered with straw after sowing, which has the advantages of fertilizing soil, keeping warm and moisturizing, controlling weeds and increasing seedling emergence rate. After the wheat is planted, the straw is cut into 5-6 inches long and covered on the wheat field. The decomposed straw can not be cut.
Scientific and timely application of drug control: powder rust or rick rust to prevent stripe rust, powdery mildew, carbendazim or daisen zinc to control scab, dimethoate control aphids, ketone to control red spiders.
(罗俊涵)
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It's hard to imagine a swimming pool without tile: Whether you're going for a minimalist-meets-industrial look or an over-the-top tropical oasis, the right pool tile can take your design to the next level.
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