What to do with the growth of Chrysanthemum morifolium? pest control of Chrysanthemum morifolium / 2 insect pests 3 diseases

In the process of breeding golden rooster chrysanthemum, the last thing we want to encounter is diseases and insect pests, this kind of problem is very harmful to the plant, so we must deal with it as soon as we find it. What about the golden rooster chrysanthemum worm? How to do the pest control of Chrysanthemum morifolium? Next, the editor will take you to learn about it.

First, what if the golden rooster chrysanthemum has grown worms? find the reason.

If you want to know what to do with the golden rooster chrysanthemum worm, we must first understand what kind of worm it is, so that we can deal with it pertinently, because the treatment methods of each kind of diseases and insect pests are different, and the details are described in detail below. Friends who are troubled in this respect can learn about it.

II. Pest control of Chrysanthemum morifolium (pest)

Thrips

Thrips are the general name of Thysanoptera of Insecta. They are relatively small in size, generally between 0.5-2mm in length, and rarely larger than 7mm in volume. This pest mainly harms the corm leaves of Chrysanthemum morifolium, which will gradually absorb nutrients, resulting in the gradual loss of green leaves and the phenomenon of yellowing and drying up.

Control method: when we deal with the diseases and insect pests of this kind of chrysanthemum, we can use 3000 times of imidacloprid and 60, 000 times of Emile for rotational spray control.

Red spider

Among the diseases and insect pests of golden rooster chrysanthemum, red spider is a relatively common one, its high incidence period is in the summer every year, so at this time we must pay special attention to, when this kind of pest occurs, the leaves of the plant will gradually turn yellow and whiten, if it is not treated for a long time, it will also lead to the phenomenon of plant wilting.

Control method: when we deal with the pest of red spider, we can directly use 40% diclofenac EC 1000-1500 times to spray, generally three times in a row can completely kill this pest.

III. Pest control of Chrysanthemum morifolium (disease)

White star disease

White spot disease mainly threatens the leaves of Chrysanthemum morifolium. Many dark brown disease spots appear on the leaves at the onset of the disease, and then become dark brown in the periphery and gray in the center. This disease mostly occurs on the lower leaves, and in severe cases, the leaves will also appear the phenomenon of curling drying.

Prevention and control methods: for this kind of diseases and insect pests of Chrysanthemum, we can use 75% Chlorothalonil wettable powder 500-800 times to spray the diseased plants, usually once every half a month or so, and then recover after 1-2 times.

Rust disease

Rust is one of the most common diseases and insect pests in Chrysanthemum morifolium. This disease mainly threatens the leaves, stems and fruits of plants. When the disease occurs, many blister spots will appear in the affected parts, and when serious, the blister spots will be dense and the plants will die quickly as a result.

Prevention and control method: when rust occurs on golden chrysanthemum, we can spray it with 2000 times of Weiluiling wettable powder, which is usually sprayed once every 7-10 days and can be cured once or twice.

Leaf spot disease

Leaf spot is a disease caused by fungi, and its high incidence period is in spring and autumn every year, so we must pay special attention in these two seasons. Leaf spot mainly harms the leaves of Chrysanthemum morifolium, many prototype disease spots will appear on the leaves, and the disease spots will gradually expand, the shape will also become irregular, it is best to lead to the gradual death of the plant.

Control method: we can use 80% mancozeb 400-600 times to spray the diseased plant when controlling the diseases and insect pests of Chrysanthemum morifolium, which is usually sprayed once every 10-15 days, and can be cured once or twice.

What to do with the growing insects of white chrysanthemum? pest control of white chrysanthemum / 2 insect pests and 3 diseases

In the growth process of Chrysanthemum morifolium, the last thing we want to encounter is diseases and insect pests. This kind of problem is very harmful to the plant, which will not only affect its beautiful plant shape, but also lead to plant death if it is not treated in time. So what should I do if the white chrysanthemum grows worms? What do you need to do to prevent and control diseases and insect pests of Baijing chrysanthemum? Next, the editor will take you to learn about it.

First, what to do when the white chrysanthemum grows? find the reason.

If you want to know what to do with the white chrysanthemum worm, we must first understand what kind of worm it is, so that we can deal with it pertinently, because the treatment of each kind of diseases and insect pests is different, and the details are described in detail below. Friends who are troubled in this respect can learn about it.

II. Pest control of Chrysanthemum morifolium

1. Aphids

Aphids are a kind of pest in many plants, and white chrysanthemum is no exception. It is a plant-eating insect, which mainly harms the leaves and stems of white crystal chrysanthemum. It will gradually absorb the juice, resulting in a large loss of nutrients in the plant. With the passage of time, it will also cause the plant to gradually wither and die.

Control method: when we deal with the diseases and insect pests of this kind of white crystal chrysanthemum, if the number of pests is relatively small, we can prune the damaged branches and disinfect the plants. If the quantity is large, we can directly use 3000 times of 50% aldicarb wettable powder to spray directly.

two。 Grub

Grub is a kind of underground pest, its high incidence period is from June to September every year, so we should pay special attention to this pest. This pest mainly bites on the root of chrysanthemum, mainly occurs in the seedling stage, and in serious cases, it will lead to the death of the whole plant.

Control method: for the disease and insect pest of this white chrysanthemum, we can directly use 80% trichlorfon soluble powder and 25% carbaryl wettable powder 800 times each to fill the root, so that it can be killed.

3. Leaf spot disease

Leaf spot is a common plant disease, its high incidence period is generally in spring and autumn, when the disease occurs, many oval brown disease spots will appear on the leaves of Chrysanthemum morifolium, and with the passage of time, the disease spot will gradually spread, and the color will slowly become darker. Finally, the plant can not carry out photosynthesis and die.

Control method: for this kind of white chrysanthemum disease and insect pest, we can use 20% silazole ·prochloraz 1000 times liquid to spray the diseased plant, usually spray once every 7-10 days, and then recover after 2-3 times.

4. Rust disease

Rust is a kind of disease caused by fungi, which mainly harms the leaves, stems and fruits of Chrysanthemum morifolium. Many different color blister spots will appear in the affected parts at the time of the disease, and will gradually spread over time. When the blister spots are dense into pieces, the plant will also die quickly due to the evaporation of a large amount of water in the body.

Prevention and control methods: for rust, which is a pest of white chrysanthemum, we can use 3000 times of WP to control rust, which is usually sprayed once every 7-12 days, and can be cured after 1-2 times.

5. Fusarium wilt

Fusarium wilt is a disease caused by fungi, the pathogen generally invades from the root wound, and gradually spreads with the passage of the event, generally from morbidity to death, the course of disease is generally 15-45 days, is a very harmful disease.

Prevention and control methods: when we aim at the diseases and insect pests of this kind of white chrysanthemum, we can use carbendazim or benzoate 800-1000 times to irrigate the roots of white crystal chrysanthemum, usually once a week, 5-6 times later can be cured.

What to do with the growing insects in Mimeng flower? pest control of Mimeng flower / 2 insect pests and 3 diseases

In the process of breeding Mimeng flower, the last thing we want to encounter is diseases and insect pests, this kind of problem is very harmful to the plant, which will not only affect its beautiful plant shape, but also cause the plant to die gradually if it is not treated for a long time. So what should we do if the Mimeng flowers grow worms? What do you need to do to control diseases and insect pests in Mimeng flower? Next, the editor will take you to learn about it.

First, what to do when the worms grow in Mimeng flowers? find the reason.

If you want to know what to do with the long worm of Mimeng flower, we must first understand what kind of insect is growing, so that we can deal with it pertinently, because the treatment methods of each kind of diseases and insect pests are different, and the details are described in detail below. Friends who are troubled in this respect can learn about it.

II. Disease and insect pest control of Mimeng flower

1. Heart-drilling worm

The drillworm is a pest of Lepidoptera, which mainly harms the heart leaves of the seedlings, resulting in a withered heart. if we do not deal with it in time, it will gradually nibble on the lower part of the plant and cause the death of the whole plant.

Control method: when we deal with this kind of pest, we can use 8-1000 times liquid omethoate or 21% EC 2000 times to directly spray the pest.

two。 Red spider

Red spider, also known as cotton red spider, is a pest of the family Tetranychidae. The size of this pest is very small and is generally difficult to find. The harmful way is to pierce the mouthparts into the leaves to suck the juice, which leads to the destruction of chlorophyll and yellowing, and in serious cases, it will cause the leaves to fall off or even lose light.

Control method: when dealing with this kind of plant diseases and insect pests, if only individual leaves are injured, we can remove them, and if more leaves are damaged, we can use 1500 times of dimethoate EC to spray the plant to kill the pest at once.

3. Leaf blight

Leaf blight is a common disease in Mimeng flower, which mainly threatens its leaf edge, leaf tip and other places. At the time of the disease, there will be many irregular disease spots on the leaves, and will gradually spread with the passage of time, and finally lead to the phenomenon of plant death.

Control method: when we deal with the disease of leaf blight, we can use 1000 times of topiramate to spray the plant, usually once every 10 days, and can be cured after 1-2 times.

4. Rust disease

Rust is a disease that occurs in many plants, and Mimeng flower is no exception. This disease mainly threatens the leaves, stems and fruits of plants. During the disease, many blister spots will appear in the affected parts, and when serious, the blister spots will be dense and the plants will die quickly as a result.

Control method: in the prevention and control of this kind of plant diseases and insect pests, we can use 20% verapamil EC 400 murine 600 times liquid spray to spray Mimeng flower, usually about 15 days spray, 2-3 times can be cured.

5. Leaf spot disease

Leaf spot is a disease caused by fungi, and its high incidence period is in spring and autumn every year, so we must pay special attention in these two seasons. Leaf spot mainly harms the leaves of Mimeng flower, there will be many prototype disease spots on the leaves, and the disease spots will gradually expand, the shape will also become irregular, it is best to lead to the gradual death of the plant.

Control method: when we control leaf spot disease, we can use 80% mancozeb 400-600 times to spray the diseased plant, usually once every 10-15 days, 1-2 times can be cured.