Novel fertilizer matching application method for dry farming area complete-film-mulching potato planting
An application method and potato technology, applied in the directions of fertilization method, application, fertilization device, etc., can solve the problems of low fertilizer utilization rate, unscientific and unreasonable full-film potato fertilization, etc., and achieve easy operation, improve fertilizer utilization efficiency and potato yield. , Solve the unscientific effect of fertilization
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Embodiment 1
[0025] Choose to plant in sandy loamy dryland with an altitude of 2150m and annual rainfall of 300-350mm. The virus-free original species of Longshu No. 10 is selected for planting; the previous crop is corn, and the corn is harvested in mid-October. After deep plowing; Rotary tillage and fertilization on October 22, applying 2500kg of high-quality farmyard manure per mu (farmyard manure is fully fermented and decomposed human and animal manure, the same below) per mu of bio-organic fertilizer (organic matter content ≥ 40%, effective viable bacteria number ≥ 20 million / g) 50kg, apply 50kg of long-acting slow-release fertilizer per mu (N:P:K content 20-10-10), ridge and film covering on October 30; mix with rare earth dry land treasure 50 times night on April 25 of the following year seeding; on April 26, a potato seed planter was used for sowing, and the planting density was 3600 plants per mu; Surface spray fertilizer (Fe+B+Mn+Zn≥20g / L, free amino acid content≥100g / L) was sp...
Embodiment 2
[0027] Choose to plant in sandy loam dryland with an altitude of 2235m and an annual rainfall of 300-350mm. The virus-free original species of Longshu No. 10 is selected for planting; the previous crop is corn, and the corn is harvested in mid-October. After deep plowing; Rotary tillage and fertilization on October 22, 3000kg of high-quality farmyard manure per mu (farmyard manure is fully fermented and decomposed human and livestock manure, the same below) per mu of bio-organic fertilizer (organic matter content ≥ 40%, effective number of viable bacteria ≥ 20 million / g) 60kg, apply 55kg of long-acting slow-release fertilizer per mu (N:P:K content 22-12-10), ridge and cover film on October 30; mix with rare earth dry land treasure 50 times night on April 25 of the following year Seed; on April 26, a potato seed planter was used for sowing, and the planting density was 3800 plants per mu; Surface spray fertilizer (Fe+B+Mn+Zn≥20g / L, free amino acid content≥100g / L) was sprayed w...
Embodiment 3
[0029]Choose to plant at an altitude of 2200m, with an annual rainfall of 300-350mm in sandy loam dry-farmed mountains, and choose the virus-free original species of Jizhangshu No. 8 for planting; the previous crop is corn, and the corn will be harvested in mid-October. Rotary tillage and fertilization on November 2, 3000 kg of high-quality farmyard manure per mu (farmyard manure is fully fermented and decomposed human and animal manure, the same below;) Biological organic fertilizer per mu (organic matter content ≥ 40%, effective number of viable bacteria ≥ 0.2 billion / g) 60kg, 55kg of long-acting slow-release fertilizer per mu (N:P:K content 22-12-10), ridge filming on November 10. On April 28 of the following year, the rare earth dry land treasure was used for seed dressing at 50 times the night; on April 29, the potato seed planter was used for sowing, and the planting density was 3,800 plants per mu; Spray the liquid surface for the first time, spray with medium and micro...
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