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Bainong dwarf resistance 58 spring management points
Bainong Dwarf Resistance 58 is a highly productive variety with strong resistance to major diseases. To maximize its yield potential, it's essential to implement proper management practices throughout the growing season. These practices should focus on promoting early growth, supporting healthy development in the mid-season, and enhancing grain filling during the later stages.
First, effective water management is crucial. (a) Early irrigation should be applied after the soil thaws to ensure adequate moisture for root establishment. (b) During the heading stage, a heavy watering session helps elongate the lower portion of the panicle, which supports better nutrient transport later on. (c) Light irrigation during the grain-filling period can significantly increase grain weight and improve overall yield.
Second, proper fertilization is key. (a) Applying green manure topdressing along with irrigation water at a rate of 15–20 kg of urea per acre will enhance soil fertility. (b) A second application of urea (5–10 kg per acre) during the heading stage helps extend leaf functionality, supports grain filling, and boosts grain weight. (c) Foliar sprays should be applied 2–3 times between the jointing and heading stages. This includes 0.75–1 kg of urea and 0.2–0.3% monopotassium phosphate mixed in 50–75 kg of water per mu, which enhances nutrient absorption directly through the leaves.
Third, integrated pest and disease control is necessary. Although Bainong Dwarf Resistance 58 shows strong resistance to stripe rust, powdery mildew, stem rust, and sheath blight, it’s still important to monitor and manage aphids, spider mites, leaf rust, scab, and weeds in the spring. Regular field inspections and timely interventions will help maintain plant health and prevent yield losses.
By following these comprehensive management strategies, farmers can optimize the performance of Bainong Dwarf Resistance 58 and achieve higher productivity while minimizing risks from pests and diseases.