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Why does rotten fruit appear on grapes in summer?
Many fellow growers have reported that their grapes start developing rotten fruit as soon as summer arrives. What exactly is going on? Let's analyze this below. 1. Pathogen infection The main diseases that generally cause grape rotten fruit include gray mold, anthracnose, white rot, and grape dead-arm
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The Harm and Control Techniques of Grape Erineum Mite Disease
Grape erineum mite disease is actually caused by the damage of a pest called the grape erineum mite (rust mite). Its damage symptoms resemble a disease, so people habitually classify it as a disease. So specifically, what harm does grape erineum mite disease cause? What control techniques are there? 1. What harm does grape erineum mite disease cause? 1. Harm
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What are the causes of grape downy mildew and what are the control techniques?
Grape downy mildew is an obligate parasitic disease and one of the important diseases harming grape production, distributed in major grape-growing regions worldwide. So why does grape downy mildew occur? What are the control techniques? 1. Why does grape downy mildew occur? As long as
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How to prevent and control grape gray mold? Master these 4 key points
Gray mold is one of the most common and most serious diseases in grape production. Its pathogen has a wide host range, spreads quickly, and has strong pathogenicity. Once it infects the inflorescence, it can cause the flowers to dry up and drop, resulting in huge yield losses. Below, I will introduce the 4 key points for
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Detailed Explanation of Grape Black Pox (Anthracnose) Control Techniques
Grape black pox, also known as grape scab and grape bird's eye disease, occurs in all production areas and is an important disease in grape production. The disease mainly damages the green, tender parts of the grape; leaves, petioles, fruit stalks, young shoots and young fruit can all be affected, and it can occur from bud break through the late growth stage.
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How do you identify grape white rot? What are the control techniques?
Grape white rot, commonly known as water rot or bunch rot, mainly damages the fruit clusters (including the rachis, pedicels and berries), and can also damage the canes and leaves. It is a major disease that occurs commonly in grape-producing regions of China. So how do you identify grape white rot? What are the control techniques? 1
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Detailed Explanation of Grape Clearwing Moth Control Techniques and Methods
Growers always say that grapes suffer from many diseases, but they often overlook the problem of grape pest insects. In recent years, in the main grape-producing regions, the damage caused by the clearwing moth has been increasing year by year. So what are the control techniques for the grape clearwing moth? 1. Characteristics of the clearwing moth. Adult: about 20 mm long, wingspan 30-36 mm.
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How to manage grapes during the flowering period? Detailed explanation of 6 key points
The period from grape flowering to young fruit swelling is a very important stage in the grape growth cycle. Whether the management at this stage is in place directly affects the grape yield and quality of that year. Below is a detailed explanation of the 6 key points of grape flowering period management. 1. Topdressing To ease
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Key Techniques for Fertilizer and Water Management of Grapes in the High-Temperature Season
Summer is an important period for the vegetative growth of the grapevine and the growth and ripening of the fruit. This stage coincides with the tree's nutrient transition, a time when the vine's shoots, leaves, flowers, fruit and roots all grow rapidly, so when planting grapes, attention should be paid to fertilizer and water management in the high-temperature season.
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Detailed Explanation of Key Technical Points for Controlling Grape Powdery Mildew
Grape powdery mildew is a difficult-to-control fungal disease that has occurred widely in recent years. Both table grapes and wine grapes are susceptible to it, and it most easily affects the young and tender organs of grapevines, such as leaves, new shoots and fruit. In particular, as the area planted with table grapes continues to increase, north of the Yellow River
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