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Methods and Key Technical Points for the Prevention and Control of Pests and Diseases in Winter Jujube
Pest and Disease Control in Winter Jujube
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How to manage peach trees during the rainy season? Key technical points explained
How do you manage peach trees during the rainy season? Please give an introduction to the methods. During the rainy season, peach trees can be managed by referring to the following methods: 1. Drainage and waterlogging prevention. Peach trees are relatively sensitive to water and are drought-tolerant but afraid of waterlogging. If water accumulates, oxygen in the soil is insufficient, root respiration is blocked, and the tree vigor weakens; in severe cases the tree dies, so the water must be drained away promptly...
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Detailed Explanation of Key Technical Points for Managing Red-Fleshed Honey Pomelo in the Rainy Season
How to manage red-fleshed honey pomelo in the rainy season? Please advise. In the rainy season, you can refer to the following methods to manage red-fleshed honey pomelo: (1) Combine weeding with intertillage and soil loosening. In the rainy season, weeds grow very quickly, not only competing with red-fleshed honey pomelo trees for water and nutrients, but also serving as hiding places for pests and diseases. Timely intertillage and weeding are necessary, and herbicides such as sethoxydim, paraquat, glyphosate, etc. can also be used.
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How to prevent and control grape diseases in the rainy season? A detailed guide to practical methods
The peak period for many diseases such as grape downy mildew, white rot and anthracnose is summer. The occurrence of downy mildew can cause grape leaf drop, dead branches, rotten fruit and even death. Therefore, China Agricultural Technology Network reminds you to strengthen vineyard management during the rainy summer season and to prevent and control diseases in good time. 1. Clean the vineyard: if in the vineyard...
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Detailed Introduction to the Symptoms of Grape Brown Spot Disease
Symptom identification: This is a fungal disease that mainly affects leaves. It is divided into large-spot lesions and small-spot lesions, caused by two different pathogens. Large brown spot disease initially forms circular or polygonal lesions around the leaf veins. The lesions are brown to dark brown with red-brown edges, and a yellow-green halo surrounds the lesions. They gradually expand to form brown...
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Key Technical Points for Pressing Green Manure under Chestnut Trees in the Rainy Season
Pressing green manure under chestnut trees can improve the soil and prevent water and soil erosion. It has many advantages such as low investment, low cost, and a high comprehensive utilization rate. The techniques for pressing green manure under chestnut trees in the rainy season are introduced as follows: 1. Sources of green manure for chestnut. First, artificially cultivated green manure, commonly including leguminous plants such as false indigo (Amorpha fruticosa) and mung bean; second, wild green manure,...
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Applying supplemental fertilizer to walnut trees during the rainy season: better to apply less than more
Choose high-quality seedlings for planting. High-quality seedlings refer to robust grafted seedlings with pure varietal characteristics, well-healed graft unions, and no damage or pests and diseases. Choose plots with a soil layer more than 1 m thick, a pH of 7.5-8.0, a soil salt content below 0.25%, and a groundwater level below 2 m for planting. When planting, apply a 600-fold dilution of Xin Gaozhi Mo...
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Key Technical Points for Grape Disease Control During the Plum Rain Season
Using B9 and paclobutrazol on Kyoho grapes to improve fruit set easily causes side effects such as shorter flower clusters and smaller berries. Therefore, a method that allows Kyoho to set fruit well without making the fruit stalks hard or the berries small has long been desired. After years of trials, we adopted forchlorfenuron produced by Lanyue Technology Company of the Sichuan Academy of Agricultural Sciences to improve fruit set...
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Grape Disease Prevention and Control Methods in the Rainy Season
Grape downy mildew is one of the important diseases of grapes and can occur in all parts of our country. It mainly damages the leaves, causing early defoliation, and can also harm new shoots and fruit clusters. The main symptom is the formation of polygonal yellow spots on the upper surface of the leaves, which later die, turn brown, and produce white downy mildew on the underside. Grape downy mildew...
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Kiwifruit sunscald disease must be prevented in advance during the high-temperature season
Kiwifruit is particularly sensitive to wind. In summer, the shoots grow very vigorously and are easily broken off by wind from the base, which not only affects the growth and fruiting of the current year but also affects the yield of the following year. At the same time, wind also easily bruises leaves and fruit, making the trees more susceptible to disease and reducing the marketability of the fruit. Strong winds can also cause leaf drop, affecting flowers...
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