A look at the spray is not faster than the non-spraying leaves after the sprouting leaves, leaves thick green, hypertrophy, flat, the case of the cold is not less than the damage is not light; the second spray is not spray than the fruit set evenly, neatly The long stems and spikes, high fruit setting rate, spray is not one third of the panicle pedicel than the non-sprayed spray; the third is to see if the spraying is better than the non-spraying palisade tissue, and the photosynthetic efficiency is high. , Is it better than the non-sprayed panicles that are uniform and tidy, and the ear is beautiful? The first grade fruit rate and sugar content are not higher than those that are not sprayed. The coloring is not enough than the non-spraying, and the output is not better than not spraying. Increase production by more than 20%. Fourth, see if the number of fights is less than if it is not sprayed. The incidence of pests and diseases is not lower than that of non-spraying. In particular, the incidence of downy mildew is much lower than that of non-spraying. Is it better than not to spray the obvious labor-saving labor and cost, reduce costs.
2, how to prevent grape white rot?
Grape white rot, also known as rot, is commonly used in the treatment of white rot in grapes: 500% for Fome 500 times, 75% for chlorothalonil, 800 times for 75% chlorophyll, 3,000 times for 10%, 600 times for 50%, in July. In the past, the above-mentioned chemicals plus Tianda Silicone 3000-6000 liquid alternately sprayed better, saving time and labor.
3, how to prevent grape black spot disease?
Prevents grape black spot disease, sprays 3-5 times of Be-sulfur mixture before germination, and can use 80% mancozeb manganese 600 times, 80% 8000 times, 10% 3,000 times and Tianda 2116 fruit trees before flowering. Dedicated type 1000 times mixed spray, the above-mentioned agent plus 3000-6000 times liquid of Tianda silicone are used interchangeably to prevent black spot disease and cure anthrax and blight.
4, how to prevent grape downy mildew?
In the control of grape white rot and black pox, it can also treat downy mildew. In the early stage of downy mildew, it is possible to control the frost with 72% of the nettle mildew disease of 72%, 600 times of 58% of methionine and 50% of thiazolycin at 1000 times and 1000 to 1000 times of Tianda Silicone. mildew. From July to August, the use of 1:0.7:200 times of Bordeaux mixture plus Tianda silicone 3000-6000 times better.
5, how to control grape Tianniu?
Grape longhorn also known as tiger beetle, 10 days, 30 days after flowering for the appropriate period of control, with 52.25% of farmland music 1500 times or 2.5% kung fu 2500 times spray can inhibit the endangering of calf. For branches with boreholes, 80% of dichlorvos 50 times can be used to inject into the cavity with a needle, and each strain is injected with 1-2 ml of liquid and then sealed with yellow mud.
6, how to do grape phylloxera?
In the vineyard with grape phylloxera, it can be used to irrigate the roots with 10% imidacloprid 3000 times, and 1-2 kilograms of liquid per plant. Can also be used 30% phoxim granules with 6 kg per 667 square meters, with fine soil 30 kg, hole applied to the grape roots, timely watering when the drought.
7, how to prevent grape leafhoppers?
Grape leaf aphid, also known as grape short beard, dry spray spray 3-5Be lime sulfur mixture, pest control spray growth 2.0% avermectin, plus Tianda silicone 3000-6000 times liquid, the effect is better.
8. How many times does Tianda 2116 spray on the grapes? What time is it?
Practice has proved that the grape spray Tianda 2116, usually spray 4 times, namely use "Tianda 2116 fruit tree special type" 1000 times plus Tianda silicone 3000-6000 times liquid, in the germination period, leaf stage, before flowering 7-10 Spraying once a day for 7 days after flowering, it not only increases the yield, but also inhibits the occurrence of white rot, blackpox, and downy mildew.
9. How to prevent grape cracking?
30 days before the grape matures, the weather should be watered in time. Do not bag the vineyard to use Ryan calcium 2000 times or ammoniacal calcium 600 times plus Tianda silicone 3000-6000 times spray, can also be used to spray 100 times milk, not only to prevent cracking, but also improve the sweetness of the grape .
10, how to prevent grape brown spot?
Grape brown spot, also known as leaf spot disease, was found after the brown spot was found. It was sprayed with 25% fluoxetine 600 times. After the lesion was controlled, Bordeaux's solution was used to add 3000-6000 times of silicone to Tianda. The effect was better.
11, how to prevent grape root cancer?
Grape root cancer is also known as root cancer. Prevention and treatment should be started from the breeding of disease-free strong seedlings, disinfection of seedlings before planting, that is, immersed in 1% copper sulfate solution for 5 minutes, and then immersed in 50 times lime water for 1 minute, it can also be used for 1 minute 50 times sterilization of the drug solution. After removing the seedlings, rinse them with clean water. For early detection of tumors in the field, timely removal should be performed and the wounds should be sterilized with 50% thiobacillus 100 times.
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