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Eggplants have a high fertilizer demand, so fertilization must be done properly; key points for applying nitrogen fertilizer during high-temperature periods
Eggplants need plenty of fertilizer, but it must be applied properly; key points for applying nitrogen fertilizer to eggplants in high temperatures
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Growing flowers in October: water with nitrogen fertilizer, no yellow leaves, no bad smell, and better fertilizer effect than soybean water
Growing flowers in October, water with "nitrogen fertilizer water" and the flowers will not have yellow leaves, no bad smell, good fertilizer effect, better than soybean water. There are many people who like growing flowers. Some flower lovers can grow flowers lush and green, while some flower lovers never grow them well. In fact, growing flowers is also a...
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Rice paddies stocked with Azolla: weed suppression and natural nitrogen fertilizer, so why can't Taiwan, China scale it up?
Rice paddies stocked with "Azolla" for weed suppression and natural high-nitrogen fertilizer, so why can't Taiwan, China's rice paddies scale it up?
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What to Do About Nitrogen Deficiency in Spinach? Detailed Control Measures
Nitrogen deficiency in spinach: leaves are pale green, the basal leaves (older leaves) turn yellow and this gradually spreads upward, and they turn brown when dry. Plants are stunted, with few branches (tillers), and show premature aging. Control method: apply sufficient base fertilizer, with 2000-3000 kg of decomposed manure, 30-35 kg of phosphate fertilizer, and 10-15 kg of potassium fertilizer per mu. 2-...
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How to remedy nitrogen deficiency in greenhouse strawberries? Practical methods shared
Generally, when nitrogen deficiency begins, the leaves during the vigorous growth period gradually change from green to light green. As the nitrogen deficiency worsens, the leaves turn yellow, with localized scorching, and are slightly smaller than normal leaves. As the degree of nitrogen deficiency intensifies in young leaves, the leaves become even greener. The petioles and calyxes of old leaves appear slightly red, and the leaf color is paler or shows a jagged bright red...
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For good quality and high yield in Welsh onions, reducing nitrogen and increasing potassium fertilization is key
In recent years, in order to increase Welsh onion yields, many vegetable growers have blindly increased the use of chemical fertilizers, especially nitrogen fertilizers. According to surveys, on average, pure nitrogen applied to Welsh onions per mu is as high as 40-50 kg, and phosphorus pentoxide 10-15 kg, while potassium fertilizer is applied very little or not at all, resulting in Welsh onion yields not increasing but decreasing, and root rot becoming more severe...
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How to skillfully apply nitrogen fertilizer to ginger for high quality and high yield
Reasonably applying suitable varieties of nitrogen fertilizer according to the fertilizer uptake pattern of ginger can greatly increase yield, improve quality, increase the starch, protein and volatile oil content of commercial ginger, and reduce the soluble sugar and cellulose content. Among the four nitrogen fertilizers ammonium bicarbonate, sodium nitrate, urea and ammonium nitrate, sodium nitrate has the...
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Correction Methods for Nitrogen Deficiency in Nectarines
Soil nitrogen deficiency can turn the leaves of the whole tree from light green to yellow. The petioles and veins turn red. At this point, the growth of new shoots is hindered, leaf area decreases, and the branches and leaves become relatively hard. If the nitrogen deficiency is too severe, within 1 to 3 weeks, red or reddish-brown spots appear in the mesophyll between the large veins. In the later stage, many...
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Beware of excess nitrogen and insufficient potassium when planting zucchini in spring
Guard against too much nitrogen and too little potassium. Zucchini's demand for nitrogen, phosphorus and potassium is greatest for potassium, followed by nitrogen, and least for phosphorus. Spring temperatures are relatively high, and if there is too much nitrogen fertilizer, zucchini can easily grow leggy. Therefore, when topdressing in spring, be sure to apply less nitrogen fertilizer and focus on high-potassium compound fertilizer. Guard against high temperature and drought. Zucchini is not tolerant of high temperatures, and high temperature...
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Pineapple fertilization: pay attention to supplementing nitrogen and potassium fertilizers
Because root-knot nematodes parasitize in the roots and cause the root tissue to overgrow, forming tumors of varying sizes. Control method: implement quarantine; plants carrying nematode disease must not be brought to disease-free areas. When opening a new orchard, plow and harrow the soil to expose it to the sun in clear weather; sunlight exposure can also kill root-knot nematodes.
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