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Detailed Prevention and Control Methods for Low Fruit Set Rate in Jujube Trees
1. Pay attention to shaping and pruning. Because the bud types and growth and fruiting habits of jujube trees differ from those of other fruit trees, they are not sensitive to pruning responses. Therefore, pruning must follow the tree's natural tendency and shape the tree according to the branches, and pruning should be light. Winter pruning and summer pruning should be combined so that the main branches are reasonably distributed with clear layers. Select
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Methods for Preventing and Controlling Pests and Diseases of Winter Jujube Trees in Autumn and Winter, and Key Technical Points
After the beginning of autumn, winter jujube trees gradually enter the dormant period, and their tolerance to chemicals is relatively high. As temperatures drop, pests and diseases enter bark cracks, scars, branch forks, fallen leaves, fallen fruit, mummified fruit or the soil, where they lurk to overwinter. Therefore, it is necessary to seize the favorable opportunity for pest and disease control in autumn and winter,
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How to prevent and control peach leaf curl? Those growing peach trees should know early
1. Symptoms and damage. This disease occurs from time to time in the south. When severe, it causes branch dieback and affects ornamental value. The disease mainly damages leaves. When leaves unfold in early spring, the leaf margins curl downward. Part of or the entire diseased leaf becomes blistered and enlarged, the leaf becomes thicker, brittle in texture, and yellow or red, and the leaves
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How to prevent and control peach latent mosaic viroid? Key points for disease prevention in peach tree cultivation
Peach latent mosaic viroid is also known as peach mosaic disease, peach yellow mosaic disease, peach variegation disease, etc. It occurs in many countries such as the United States and Japan, and similar diseased plants have also been found in China. The only host of this disease is peach. (1) Symptoms Peach latent mosaic viroid is a latent disease, and the leaves generally do not
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How to prevent and control peach bacterial shot hole? A detailed guide to peach tree disease prevention and control methods
Peach bacterial shot hole is a widely distributed disease with a high incidence rate. Bacterial shot hole occurs in all peach-producing areas nationwide, especially in coastal and lakeside areas, in orchards with poor drainage, and in rainy years, where it often breaks out severely. If not controlled in time, it easily causes
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How to prevent frost damage in plum trees? Key technical points for frost prevention when growing plum trees
Frost injury and freeze damage refer to the phenomenon in which the soil and plant surface temperatures drop to 0°C or below 0°C for a short time at night during the growing season, or when frost occurs, causing damage to the young and tender parts of fruit trees. In China, the average annual area affected by frost damage reaches 340,000 km2, and in the worst year it reached 7
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How to prevent and control insects boring inside plum fruits?
Speaking of plums, I think everyone is familiar with them. I remember that when I was a child, there were several plum trees right at our doorstep, but back then our family did not need to manage the plum trees much, and they still bore plenty of fruit every year. But if you want to grow plums that are both tasty and good-looking,
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How to prevent and control powdery mildew in cantaloupe cultivation?
Powdery mildew is a major disease of cantaloupe, widely distributed and commonly occurring, occurring both in protected cultivation and in open fields, severely affecting cantaloupe yield and quality. Symptoms can occur throughout the entire growth period, and it can infect leaves, petioles and stems. Initially, white
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How to prevent and control bacterial leaf spot in cantaloupe cultivation
Bacterial leaf spot is an important disease of cantaloupe, and it can occur in both protected and open-field cultivation. In severely affected fields or greenhouses, the diseased plant rate can reach over 80%, and severely diseased plants die from the disease, significantly affecting production. Symptoms mainly affect the leaves, and in severe cases also infect the stems, vines, and fruits. Leaves
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How to prevent and control papaya mosaic virus disease when growing papaya?
Papaya mosaic virus disease is a devastating disease commonly occurring in papaya-growing areas in recent years. The plant becomes diseased soon after being planted, mottled yellow flower spots appear on the leaves, the new leaves are densely bunched and tightly clustered, rapidly lose their green color and become hard and brittle, breaking easily; afterward no new roots form and no new leaves grow
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