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Main Pests and Diseases of the Deciduous Large Tree Ginkgo: Damage Patterns and Control Methods of Spider Mites
The ginkgo tree is a deciduous large tree with a trunk diameter of up to 4 m. The fruit of the ginkgo tree is commonly known as white fruit, so ginkgo is also called the white fruit tree. The ginkgo tree grows slowly and has an extremely long lifespan. Under natural conditions, it takes more than 20 years from planting to bearing ginkgo fruit, and only after 40 years can it bear fruit in large quantities.
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Wheat blossom midge: damage characteristics and control timing of this worldwide agricultural pest
The wheat blossom midge is a worldwide agricultural pest, widely distributed in the major wheat-growing countries of Asia, Europe and the Americas. In China there are mainly two species of wheat blossom midge, namely the red blossom midge and the yellow blossom midge. The red wheat blossom midge occurs mainly on both banks of rivers in the plains, while the yellow wheat blossom midge occurs mainly in plateau regions and high mountain zones.
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Occurrence, damage patterns and control techniques of the migratory pest diamondback moth
The diamondback moth belongs to the order Lepidoptera, family Plutellidae; aliases: small green worm, two-pointed tip. The diamondback moth is a migratory pest with many occurring generations, strong reproductive capacity, a wide host range, a high level of pesticide resistance, and difficulty of control. It mainly damages cabbage, red cabbage, broccoli,
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Damage Characteristics and Control Methods of the Red-banded Tiger Moth on Vegetables
The red-banded tiger moth (Aloa lactinea) belongs to the family Erebidae, order Lepidoptera. Also known as the red-sleeved tiger moth and red-edged tiger moth. It damages vegetables such as broccoli, mustard, choy sum, napa cabbage, cherry radish, snow peas, hyacinth beans, and sweet corn. The damage characteristic of the red-banded tiger moth is that its larvae chew on the tender leaves, flowers, and fruits of vegetables.
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Detailed Explanation of the Damage Symptoms, Occurrence Patterns and Control Techniques of Tea Blister Blight in Spring
The important disease of tea plant buds in spring is tea blister blight, which occurs in tea gardens everywhere and causes serious damage. The damage symptoms and control techniques of tea blister blight are described below: 1. Damage symptoms of tea blister blight. On young leaves, the initial infection appears as pale yellow or reddish-brown translucent small spots,
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Rice, Corn and Soybeans Hit by Frost Damage: Here Are the Most Complete Remedial Measures
Earlier this season, our province experienced low temperatures and abundant rain, with snowfall occurring in some areas at the same time, causing crops in various regions to suffer frost damage to varying degrees. To help farmer friends reduce their losses, we have compiled some remedial measures for frost damage to certain crops for your reference.
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What are the control measures for fertilizer damage and high-temperature damage in greenhouse vegetables
In the technical aspects of vegetable greenhouse planting, fertilizer damage and high-temperature damage are important factors affecting vegetable yield, quality and profitability. The following are essential control methods. 1. How to prevent and control fertilizer damage. 1. Apply fertilizer deeply. Chemical fertilizers should be applied deeply or dissolved in water for irrigation.
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Is Rice Resistant to High Temperatures? The Impact of High-Temperature Heat Damage and Countermeasures
The damage caused by high temperatures to rice plants is closely related to the growth stage of the rice. Many studies have shown that during the flowering stage of rice, high-temperature heat damage affects pollen maturation, anther dehiscence, pollen germination on the stigma, and pollen tube elongation; the resulting failure of fertilization is the most serious harm to rice.
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How to prevent and control high-temperature heat damage in rice? A detailed explanation of practical technical measures
Rice high-temperature heat damage generally refers to an agrometeorological disaster during the heading and grain-filling stage of rice, when the air temperature exceeds the upper limit of the normal growth temperature for rice, affecting normal flowering and grain setting, causing an increase in the rate of empty and blighted grains and leading to reduced yield or even total crop failure. Xuzhou has compiled for everyone the prevention and control of rice high-temperature heat damage
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Corn aphids and other pests and diseases enter the peak damage period - see the control methods here
Recently, the National Agricultural Technology Center held a corn pest consultation meeting, at which forecast technicians and experts analyzed and predicted: from late July to late August this year will be the peak damage period for aphids and other pests and diseases. So corn growers must take a look at the control methods introduced below. Don't let pests and diseases
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