What about the long insects of Qionghua? pest control of Qionghua / 2 insect pests 2 diseases / chemical spraying

In the process of cultivating Qionghua, the last thing people want to encounter is the problem of diseases and insect pests, which do great harm to the plant. If it is not prevented in time, it is easy to cause the plant to wither and die. What about the Qionghua insect? How does Qionghua's pest control need to be done? Next, the editor will take you to learn about it.

First, what about the Qionghua long worm?

If you want to know what to do with Qionghua long insects, we must first understand what kind of insects grow, so that they can be targeted, because the prevention and control methods of each kind of insect pests are different, which is described in detail in the following column of Qionghua's pest control. Let's take a look at it.

II. Disease and insect pest control of Qionghua

Insect pest

1. Shell worm

The scale insect is one of the more common diseases and insect pests of Qionghua. This pest mainly feeds on the juice of Qionghua, and will gradually absorb the juice of its body, resulting in a large loss of nutrients in the plant, resulting in the phenomenon of yellowing and wilting of the plant.

Control methods: we must eliminate this pest in time, if the time is prolonged, the impact on the plant is very great. For this pest, we can use 2.5% deltamethrin 3000 times to directly spray.

two。 Aphids

Aphids are a kind of pest in many plants, and Qionghua is no exception. this pest mainly harms the stems and leaves of Qionghua, and it will gradually suck the juice, thus causing Qionghua to shrink to death. it can be said that Qionghua is one of the most harmful diseases and insect pests.

Control method: in the control of aphids, we can directly spray it with 3000 times of aldicarb wettable powder, and disinfect the plants after spraying.

Disease

1. Black spot disease

Black spot is a kind of disease caused by fungi, which has a high incidence among the diseases and insect pests of Qionghua. When this disease occurs, many irregular black spots will appear on the leaves of Qionghua, and will spread gradually with the passage of time. Finally, it leads to the phenomenon of premature senescence of the plant.

Control methods: for black spot, we can use carbendazim wettable powder 500-1000 times liquid to spray the diseased plant, generally spray once every 10-15 days, 1-2 times can be basically controlled.

two。 Root rot disease

Among the diseases and insect pests of Qionghua, root rot is a very harmful disease. the high incidence period of this disease is about March to April every year, so we must pay special attention to it during this period of time. When this disease occurs, the function of absorbing nutrients and water will gradually weaken, and finally lead to the phenomenon of plant rot.

Control method: in the prevention and control of this disease, we can use 50% carbendazim 500 Mel 600 times solution to irrigate the root of the plant, usually once every 5-7 days, and can be basically cured after 2-3 times.

What to do with the long insects of Brocade flower? pest control of Brocade flower / 2 insect pests 2 diseases

Although there are many people raising brocade flowers in our country, people will also encounter some problems in the process of breeding, such as diseases and insect pests are the last problems that people want to encounter, this kind of problems are very harmful to plants, so what about the brocade flower worms? What do you need to do to control the diseases and insect pests of brocade flowers? Next, the editor will take you to learn about it.

First, what to do with the brocade flower worms, chemical control

If you want to know what to do with the brocade flower long worm, first of all, we need to know what kind of insect it looks like, so that we can deal with it pertinently. generally, the most direct way to deal with diseases and insect pests is to use pesticides, but the use of each kind of chemicals is different. details in the following brocade flower pest control column, friends who are troubled in this respect can learn about it.

II. Disease and pest control of Brocade flower

Insect pest

1. Aphids

Aphids are one of the more common diseases and insect pests. This pest is extremely destructive. It will gradually absorb the sap in the leaves and stems of the plant, resulting in a large amount of nutrient loss and withering.

Control method: for this pest, the most direct method is to use 1000 times of marathon emulsion to directly spray it, generally spraying two or three times can completely eliminate this pest.

two。 Red spider

The red spider is an insect of the order Acarina, and its high incidence period is around May every year, so at this time we must pay special attention to the fact that when this pest occurs on the brocade flower, the leaves will gradually turn yellow and whiten, and if it does not come out for a long time, it will also lead to the phenomenon of plant wilting.

Control method: in the prevention and control of this kind of brocade flower diseases and insect pests, we can use trichlorodragonol 1000 times solution to spray it.

Disease

1. Powdery mildew

Among the diseases and insect pests of brocade flower, powdery mildew is one of the most harmful. This disease mainly threatens the leaves of brocade flower. Many white powdery disease spots will appear on the leaves during the disease, which will gradually spread with the passage of time, causing the plant to wither and die gradually.

Control methods: we must deal with this disease in time, if the time is long, it will be difficult to cure, we can use 1000 times of carbendazim wettable powder to spray the plant.

two。 Leaf spot disease

Leaf spot is a disease caused by fungi, and its high incidence period is in the spring and autumn every day, so we must pay special attention to it during this period. Many brown spots will appear on the leaves of the brocade flower when the disease occurs. With the passage of the event, it will gradually spread to the whole plant, preferably leading to the phenomenon of plant death.

Control method: when controlling the diseases and insect pests of this brocade flower, we can use 38% cuproloxil 800-1000 times to spray it, usually spray once every 7-10 days, and then recover after 2-3 times.

Conclusion: after reading the above, I believe we all have a certain understanding of what to do with the brocade flower worm. in fact, this kind of problem is mainly caused by improper maintenance. if you have time, you can take a look at the culture method of brocade flower. There is detailed teaching. This is the end of the editor's introduction on pest control of brocade flowers. I hope I can help you all.

What about the growth of swallows? pest control of swallows / 2 insect pests 2 diseases

In the process of breeding swallows, people are most afraid of such problems as diseases and insect pests, which do great harm to plants, which can easily lead to plant death if they are not dealt with in time. What about the swallow worms? How to control the diseases and insect pests of delphinium? Next, the editor will take you to learn about it.

First, what to do with the long worm of delphinium

If you want to know what to do with delphinium worms, we first need to know what kind of worms grow, so that we can deal with them pertinently, because the treatment of each kind of diseases and insect pests is different. The details are introduced in the following column of pest control of delphinia. Let's take a look.

II. Pest control of swallowgrass

Insect pest

1. Night E

Yue is a kind of insect of Lepidoptera, its volume is very small, its body length is generally between 28 and 32mm, and its color is mostly grayish brown. Among the diseases and insect pests of delphinium, this pest mainly harms its leaves. It will gradually gnaw on the mesophyll of delphinium, which leads to the damage of leaves and early shedding, which is very beautiful.

Control method: the reproduction ability of this pest is very strong, so we must deal with it in time. Generally, we can use 2.5% trichlorfon powder to spray and kill the pest.

two。 Aphids

Among the diseases and insect pests of delphinium, aphids are one of the most common pests, which do great harm to delphinium, and gradually absorb the sap of the plant, resulting in the loss of nutrients and the phenomenon of death.

Prevention and control methods: when aphids are found, we must deal with them in time, and we can use 1000 times of marathon emulsion to spray delphinium, so as to kill aphids.

Disease

1. Powdery mildew

Among the diseases and insect pests of delphinium, powdery mildew is a kind of disease with high incidence. During the disease, there will be many white dust-like mildew spots on the leaves of delphinium, which will inhibit the growth of delphinium and gradually lead to the phenomenon of leaf atrophy and shedding.

Control method: in the prevention and control of this disease, we can use 15% rust rather wettable powder 800-1000 times to spray delphinium, usually spray once every 5-7 days, and then recover after 2-3 times.

two。 Black spot disease

Black spot disease is harmful to the whole plant of delphinium. During the disease, there will be many black spots on the leaves of delphinium, and will gradually spread with the passage of time, resulting in the gradual death of the plant.

Prevention and treatment: for this disease, we can use streptomycin 1000-fold liquid spray to spray delphinium, usually once every 10-15 days, and can be basically cured after 1-2 times.