tortoise wax Learn more about tortoise wax
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The morphology and harmfulness of jujube tortoise wax scale
Jujube tortoise wax scale belongs to Homoptera, Coccidae, also known as Japanese tortoise wax scale, jujube lice. The adult is reddish, 0.9 mm in length, black in compound eyes and whiplash-shaped antennae. The wings are white and transparent, with two main veins. The female worm is oval, similar to the tortoise shell; the egg is oval, yellowish at the initial stage, and purplish red at the later stage; the nymph is oval and reddish, and the nymph is spread by the wind in the early stage, and soon fixed on the leaves; pupa, only males pupate under the scale shell. The quilt pupa is oval. The insect is fixed on branches, leaves and fruits by nymphs and female adults to suck juice and expel it.
2019-01-16 -
Occurrence regularity and control measures of Luan Shu jujube tortoise wax medium
Jujube tortoise wax (CeroplastesjaponicusGr) belongs to Homoptera, Calyx family, also known as Japanese wax, jujube carapace wax, commonly known as jujube lice. When it occurs in a large area on Koelreuteria paniculata, the branches and leaves of the whole tree are covered with worms, and the attachment of female insects to the branches looks like snow from a distance. The nymphs suck sap on the leaves, and the excrement is covered with the whole tree, resulting in the weakening of the tree and seriously affecting the green landscape. Through two years of investigation and research, the occurrence regularity of the pest was found out, and a satisfactory control method was found. The worm
2019-01-16 -
What is the main kind of shell insects that harm white orchids? How to prevent and cure?
What is the main kind of shell insects that harm white orchids? How to prevent and cure?
2018-04-28 -
What is the main kind of shell insects that harm white orchids? How to prevent and cure
What is the main kind of shell insects that harm white orchids? How to prevent and cure
2019-08-31 -
Control of wax scale in planting jujube tree
In recent years, jujube tortoise wax scale has spread in various counties of our city, causing serious harm, resulting in the general weakness of jujube trees, obvious reduction of yield, and even extinction. In order to effectively carry out the chemical control of jujube tortoise wax scale, we have carried out chemical control for 4 consecutive years since 1996.
2020-11-08 Species jujube tortoise wax scale control in recent years jujube tortoise wax scale -
Control methods of diseases and insect pests such as Suzuki tree mildew spot, powdery mildew, tortoise wax scale and so on
As a plant lover, I seem to be full of feelings for most plants, and few don't like them, but I have a complicated feeling about Suzuki. The Platanus tree gets its name because the round fruit on the tree looks like a "hanging bell". The fruit ball can hang on the tree.
2018-10-09 -
A group of bonsai masters appreciate and pay tribute to the master.
The five-needle pine Pan Zhonglian was born in the sky, and Pan Zhonglian was excited by wind and lightning.
2018-06-13 -
What are the common pests of pomegranate trees
What are the common pests of pomegranate trees? Please introduce the following kinds of pomegranate pests: Japanese tortoise wax scale, commonly known as scale insects, belonging to Homoptera, Coccidae. The nymph absorbs sap on leaves or shoots and secretes mucus, which induces coal fouling, affects photosynthesis, weakens the tree, and causes a large number of fallen leaves and fruits.
2018-09-10 -
How to treat jujube lice?
Jujube lice are tortoise wax scale and scale insects in production. Because the adults form a wax shell, spraying is very difficult to exert its effect, so it can cut off the branches in winter, or spray water on the branches, and knock on the branches to shake off the adults after freezing. The peak of larval occurrence is generally from late June to early July, so there is no wax shell on the insect body, and the larvae have poor resistance to pesticides, which is the best period for control. The use of ordinary pesticides can produce very good results. In this way, a good prevention and control effect can be achieved by persisting for 2-3 years.
2019-01-16 -
How to grow winter jujube planting techniques and matters needing attention
The construction of the garden: the close planting and dwarfing cultivation method is adopted, the winter jujube has higher requirements for light, and the design of the row direction should be north-south. Fertilization: the demand for phosphate fertilizer is high, and the base fertilizer is more important, topdressing about 3 times in the whole year. Pick the heart: pick the heart of the jujube in the early flowering stage, strong or weak according to the growth
2020-11-08 Winter jujube how to plant planting cultivation techniques and matters needing attention -
What are the common shell pests and their control methods
What are the common shell pests and their control methods
2019-03-03 -
How to control apricot scale insects?
How to control apricot scale insects? When does the apricot scale bug occur? What method can prevent and cure please introduce apricot tree area expands year by year, what follow is apricot tree scale shell insect harm kind increases the area of the expansion, harm also becomes increasingly serious, at present scale shell insect already became one of main factors that affect apricot tree production of my county...
2018-07-19 -
Management of garden potted flowers in September
Management of garden potted flowers in September
2019-09-27 -
Identification method of Vietnamese stone gold tortoise
Identification method of Vietnamese stone gold tortoise
2018-07-06 -
Maintenance and management of goose palm vine
Goose palm vine, also known as duck foot wood, is an evergreen woody vine. Its branches and leaves are soft and elegant. It is often used for potted plants in halls, porches, venues, etc., and is often used as garden color hedges or shapes in the south. The cultivation of goose palm vine is not very difficult, so let me introduce to you the key points of its cultivation.
2018-06-27 -
What does the "longevity animal" tortoise eat?
Turtles have a long life, easy to survive without a lot of thought, and are very popular with everyone. In addition to environmental hygiene, the most important thing for farmed turtles is the food they eat. what they eat and how to eat is very important. Today I will tell you what the tortoise eats. What do turtles eat?
2020-11-11 "long-lived animals " turtles eat what turtles longevity -
The main points of the reproduction of the bed of the yellow vein jazz
The leaf shape of the yellow vein jazz bed is correct, although the adult plant can be up to 2 meters high, but some friends still like to say that the yellow vein jazz bed is made into a large potted plant to be placed in the hall to improve the environment. It is also very beautiful to have yellow flowers at the top of the bed in summer.
2018-07-01 -
How do scale insects and their species identification come from? Are plant scale insects parasitic and harmful to humans?
The shell insect is a kind of small insect, and it is also one of the pests that many fruit growers and flower friends hate extremely. It mainly harms fruit trees and trees, and is one of the most common pests on flowers. Its reproductive ability and drug resistance are very strong. It is generally difficult to control or eradicate how shell insects come from.
2019-05-05 -
Propagation methods and management points of coral vine
The florescence of coral vine is from March to December, and the flowering period is very long, so it is one of the flowers with ornamental value. The difficulty of artificial cultivation of coral vine is not high. It has been cultivated in Taiwan, Hainan, Guangzhou and other places in China. It has a good name of "after the vine".
2018-07-01 -
Learn how to grow daisies and keep pocket flowers blooming on the windowsill
Daisies bloom small and exquisite, and many people like them very much. Some friends who like to grow flowers always try to keep daisies in their own homes and fail. Today we're going to talk about the right way to plant daisies. I hope it will help you.
2018-12-07