1. Significantly prevent tobacco virus and bacterial diseases by mixing the liquid preparation: Shengnuosu 1 bag (10g) + agricultural streptomycin (constant) half bag + salt 50g (12) + vinegar 100g (2nd ), add water 30 Jin (about a sprayer) spray seedlings. Insect protection, plus sweeping sweep (constant). This mixture prevents viral diseases (common mosaic disease, cucumber mosaic virus disease, vein spot virus disease, curl leaf disease, etched leaf disease, flag leaf disease, ring spot disease, line disease, etc.), and also controls bacteria. Sexual diseases (wild fire disease, angular spot disease, empty stem disease, bacterial wilt, etc.), prevention should be the best from the seedling stage. Once the diseased plant is found, it can be immediately eradicated once every 3 to 5 days for the whole block of tobacco, and then sprayed for 2-3 times. Simultaneous addition of antisepsis to control aphids, and significantly strong seedlings.
Second, significant prevention and control of tobacco virus disease, bacterial disease and fungal diseases mixed liquid preparation: St. Agrocin 1 bag (10 grams) + copper sulfate (powder) 25 g (half two) + vinegar 100 g (22) + salt After 50 g (one or two) melted, 30 kg of water was sprayed. Anti-insect plus sweeping sweep (constant).
Viral diseases are the most serious and most common diseases of flue-cured tobacco, and fungal diseases (black shank, blight, root rot) harm the roots or stem base of seedlings, and fungal diseases (anthrax, frog eye disease, and brown spot disease). And bacterial diseases (wild fire, keratoses, and bacterial wilt) mainly harm the foliage. When the mixture is sprayed with full seedlings, the amount of spray on the roots and stems should be increased. It can be sprayed once every 7-10 days and sprayed 2-3 times. The above diseases should be sprayed before the onset of the disease or the initial onset of disease.
Third, significant control of tobacco fungal powdery mildew soot mixed liquid preparation: Shengnongsu 1 bag (10 grams) + methyl thiophanate (constant) + 50 grams of salt, add water 30 Jin spray seedlings. Insect repellency increases the sweep (constant). The mixed solution has excellent effects on controlling powdery mildew and soot, regardless of the prevention or initial stage, once in 7-10 days, and generally no longer occurs in the second spraying.
IV. Significantly prevent tobacco pests from mixing various pests such as haze, tobacco stemworms, noctuids, cotton aphids, leaf miners, weevil, mussels and underground pests such as chafers, earthworms, earthworms, and golden needles. Liquid preparation: Shengnongsu 1 bag (10g) + eliminate sweep (1) + imidacloprid (half bag), add water 30 Jin sprayed seedlings can quickly eradicate various pests.
The efficacy of the three mixtures is supernormal seedlings, with a 1-2 fold increase in foliar and control strains, and superior smoke and medium smoke yielding more than 65% tobacco yield.
Fifth, Shengnong Sujia herbicide application St. Agrocin 1 bag (10 grams) + herbicide (constant) + 100 grams of salt (22), add water 30 Jin, enhance herbicide efficacy, protection of tobacco, and fertilization. Herbicides must be herbicides that can act on certain crops.
Sixth, the lifting of fertilizers, pesticides and herbicides with a bag of Shengnongsu, add water 15-30 Jin even spray 1-2 times to save.
Seven, note: the amount of 25 grams of copper sulfate (half two) and salt 50 grams (one or two) can not be excessive, sunny afternoon spray. If there is a burn after a rain or dew, it can heal itself.
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Vanillin is a phenolic aldehyde, which is an organic compound with the molecular formula C8H8O3. Its functional groups include aldehyde, hydroxyl, and ether. It is the primary component of the extract of the vanilla bean. Synthetic vanillin is now used more often than natural vanilla extract as a flavoring agent in foods, beverages, and pharmaceuticals.Vanillin and ethylvanillin are used by the food industry; ethylvanillin is more expensive, but has a stronger note. It differs from vanillin by having an ethoxy group (–O–CH2CH3) instead of a methoxy group (–O–CH3).
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