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What should be done when a large number of rotten berries appear during the grape ripening period?
What should be done when there are a lot of rotten berries when grapes are ripening? For advice, the following methods can be used to prevent and control rotten berries during the grape ripening period: 1. Thoroughly remove sources of pathogens: after autumn, before the canes are taken down from the trellis, remove diseased and dead plant debris, and burn the removed diseased and dead plant debris in a centralized manner; in autumn before burying soil for cold protection and after emergence in spring, spray 50-100 times Solibar or 3-5 degrees lime sulfur mixture plus 300 times sodium pentachlorophenate to eliminate pathogen sources and reduce disease incidence; during the growing season, promptly remove diseased leaves, diseased berries, and diseased canes, and bury them deeply in a centralized manner.
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What causes rotten fruit in Red Fuji apples
Why do Red Fuji apples rot? Please read on for details. Red Fuji fruit rot is caused by multiple factors, and only by identifying the causes and applying integrated control can results be achieved. I. Causes of fruit rot. 1. Excessive and too severe girdling. Most fruit growers mistakenly believe that Red Fuji apples cannot set flower buds without girdling and cannot achieve a high yield the following year, so they girdle (score) the tree repeatedly year after year. Some, after girdling the base of the trunk, also girdle the main branches and auxiliary nurturing branches; combined with not applying more organic fertilizer, not focusing on balanced formula fertilization, over-applying nitrogen fertilizer, and carrying too much fruit, the tree becomes excessively weakened, giving pathogens an opportunity. According to surveys, weak trees can have as much as 40%-60% rotten fruit, while well-managed vigorous orchards have only 5%-10%.
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What to Do About Rotten Walnut Fruit? A Full Explanation of Prevention and Control Methods
What to Do About Rotten Walnut Fruit
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What causes rotten fruit in greenhouse apricots? How should it be handled?
Causes of rotten fruit: Insufficient light in the greenhouse. During prolonged overcast days or rain and snow, dust accumulates on the surface of the greenhouse film, resulting in insufficient light and excessive humidity inside the greenhouse. Young fruit growing for a long time in dark, damp air is prone to rot. Excessive temperature in the greenhouse: During the young fruit stage of apricots, if the temperature inside the greenhouse exceeds 28°C...
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What causes rotten grape clusters after the bags are removed
What causes rotten grape clusters after the bags are removed
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What are the causes of rotten fruit in red jujube and the control measures
Causes of rotten fruit in red jujube and control measures
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What Causes Rotten Fruit on Apricot Trees? Detailed Explanation of Prevention and Control Measures
Causes of Rotten Fruit on Apricot Trees and Prevention and Control Measures
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