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Why are there insects inside pomelos? Symptoms of thrips damage and rust mite damage on pomelos
The season when pomelo flowers fill the air with fragrance is also a season when pests and diseases occur frequently. At this time, control of thrips and rust mites should be strengthened to ensure the quality of pomelo fruit. Otherwise, pomelos will suffer great losses, so we must do a good job in this regard. Pomelos are at the flowering stage, and their flowering period is long, from
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What are the types of whitefly pests and their damage symptoms?
Which whiteflies are commonly seen? What kind of damage do whiteflies bring to agricultural products? Let's take a look together below and get to know them first. The silverleaf whitefly belongs to the order Homoptera, family Aleyrodidae. Since it invaded the main island of Taiwan, China in the 78th year of the Republic of China, the
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Is the white bug on the Buddhist pine an aphid? Introduction to aphid damage symptoms
Is the white bug on the Buddhist pine an aphid? Here is an introduction to aphid damage symptoms, let's take a look. Morphology: Nymph: Newly hatched nymphs have a flat body, the waxy powder on the body surface is relatively thin, so the color appears redder; older nymphs have thicker waxy powder, making the body color whiter. Most
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Damage symptoms of flower leafminer flies and identification of larval morphology
What are the damaging habits of the Liriomyza leafminer, and what does it look like? Do you know? Would you like to learn about it? Let's take a look together. Damaging habits: Adults lay eggs inside the leaf mesophyll, and the larvae first mine and feed beneath the epidermis on the light-facing side of the leaf, creating grayish-white feeding marks on the leaf.
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Morphological Characteristics and Damage Symptom Identification of the Cotton Aphid on Flowers
Among the common insect pests of flowers, the cotton aphid causes very serious damage. Let us take a look below at the harmful habits and morphology of the cotton aphid. Damage habits: The cotton aphid is a very common aphid on general herbaceous flowers, occurring on plant buds, young leaves, or flower buds and corollas
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Mealybug Characteristics and Detailed Description of Damage Symptoms
There are many kinds of scale insects. Do you know about the mealybug? What are its damaging habits? What does it look like? Let's take a look together. Damaging habits: It can occur on poinsettia year-round, and infestations are especially severe in poorly ventilated facilities. Many
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Corn borer damage symptoms, identification and control methods
The corn borer is a common pest that mainly damages crops such as sorghum and corn, hindering crop growth and worsening yield and quality problems. So how should it be controlled? Living habits: This insect is the main pest during the middle and late growth stages of sorghum, but
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Litchi stink bug feeding damage to lychee and longan: how to control it and handle the eggs
The most serious pest and disease problem for lychee is the damage caused by the litchi stink bug, so when is the best time to control this pest? Now is the critical time to prevent damage from the litchi stink bug! Around February each year. The Council of Agriculture held a press conference on the 12th calling for action: the litchi stink bug, which causes serious harm to lychee and longan, is preparing to lay eggs, and farmers are urged to carry out area-wide integrated control.
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What are the main host plants of aphids? Damage symptoms and prevention methods
Aphids are a pest we all know, and this pest causes considerable damage. Do you know how to control it? If you want to learn, let us take a look together! Host plants: In the wild: wild plants, shrubs, hedges and trees
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