Preparation method of selenium-enriched compound foliar fertilizer for millets and application method thereof
An application method and foliar fertilizer technology, applied in the directions of fertilization method, botanical equipment and method, application, etc., can solve the problem of insignificant absorption effect of selenium, achieve obvious radiation enhancement effect, improve quality, lysine and solubility The effect of increased sugar content
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Embodiment 1
[0025] Test site: Tang County hilly area at the eastern foot of Taihang Mountain, Hebei Province.
[0026] Test period: June to October 2009
[0027] The preparation method of selenium-enriched compound foliage fertilizer is as follows:
[0028] (1) Soak 2 parts of fulvic acid and 250 parts of water by weight for 2 hours, filter off the solid residue, and obtain the mother liquor of compound fertilizer;
[0029] (2) Add 0.25Kg sodium selenite to 100Kg mother liquor to dissolve and stir evenly without precipitation. After the reaction is complete, a selenium-enriched compound foliar fertilizer is obtained.
[0030] The application method of the selenium-enriched foliage fertilizer prepared by the above method:
[0031] 1. Experimental millet variety: Jiyou 2
[0032] 2. Spraying time:
[0033] Spray once at the booting stage of millet after 4 pm on a sunny day.
[0034] 3. Spraying method: artificial sprayer, the amount of millet per mu is 1000ml, and 50L of water is added...
Embodiment 2
[0037] Test site: Tang County hilly area at the eastern foot of Taihang Mountain, Hebei Province.
[0038] Test period: June to October 2009
[0039] The preparation method of selenium-enriched compound foliage fertilizer is as follows:
[0040] (1) Soak 3 parts of fulvic acid and 300 parts of water by weight for 3 hours, filter off the solid residue, and obtain the mother liquor of compound fertilizer;
[0041] (2) Add 0.4Kg sodium selenite to 100Kg mother liquor to dissolve and stir evenly without precipitation. After the reaction is complete, a selenium-enriched compound foliar fertilizer is obtained.
[0042] The application method of the selenium-enriched foliage fertilizer prepared by the above method:
[0043] 1. Experimental millet variety: Jingu 29
[0044] 2. Spraying time:
[0045] Choose a cloudy day to spray once at the full heading stage of millet.
[0046] 3. Spraying method: artificial sprayer, the amount of millet per mu is 1000ml, and 50L of water is add...
Embodiment 3
[0049] Test site: Tang County hilly area at the eastern foot of Taihang Mountain, Hebei Province.
[0050] Test period: June to October 2009
[0051] The preparation method of selenium-enriched compound foliage fertilizer is as follows:
[0052] (1) Soak 2.5 parts of fulvic acid and 300 parts of water by weight for 4 hours, filter off the solid residue, and obtain the mother liquor of compound fertilizer;
[0053] (2) Add 0.5Kg sodium selenite to 100Kg mother liquor to dissolve and stir evenly without precipitation. After the reaction is complete, a selenium-enriched compound foliar fertilizer is obtained.
[0054] The application method of the selenium-enriched foliage fertilizer prepared by the above method:
[0055] 1. Experimental millet variety: Jiyou 2
[0056] 2. Spraying time:
[0057] Spray once in the jointing stage of millet on a cloudy day.
[0058] 3. Spraying method: artificial sprayer, the amount of millet per mu is 1000ml, and 50L of water is added for app...
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