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Culture technology of baby fish
Culture technology of baby fish
2018-07-04 -
How to raise fish fry in adult fish ponds? Technical points of fish fry culture in adult fish ponds
How to raise fish fry in adult fish ponds? Raising seedlings of summer flowers in adult fish ponds can not only improve the utilization rate of water environment, but also provide large-scale and high-quality seedlings for adult fish culture next time, but there are many points for attention in adult fish ponds.
2020-11-11 Cheng fish pond how captive culture fish fry technology key points -
Culture technology of baby fish and prospect of giant salamander culture
Baby fish, commonly known as giant salamander, is a national second-class key protected wild animals. Chinese giant salamander except Xinjiang, Xizang and Inner Mongolia. Heilongjiang, Jilin, Liaoning, Taiwan.
2019-02-23 -
Oriental beetle
Oriental beetle, also known as black velvet Gill beetle, velvet beetle. It belongs to the family Coleoptera. It is widely distributed and has miscellaneous feeding habits. Both adults and larvae can cause harm and can harm more than 100 species of plants. Adults are addicted to poplar, willow, cherry blossom, magnolia, magnolia, Koeluan tree, sycamore, peach, crape myrtle, heather and other dozens of garden plants. Morphologically, the adult is 7 to 9 mm long and 4.5 to 6 mm wide, ovoid, narrow in front and wide behind; brown at first Eclosion, and then gradually dark brown or black, body surface
2019-01-16 -
Manual for daily feeding and management of caged flies
Manual for daily feeding and management of caged flies
2018-07-09 -
Potato ladybug and 28 star ladybug
The morphology of potato ladybug is very similar to that of eggplant 28 ladybug. As soon as the potato sprouts, the adults and larvae concentrate on the growing plants to feed on the leaves to survive the winter. The overwintering adults lay eggs in the field around April and emerged in July. One generation a year occurs in spring sowing areas. The larvae and adults of 28 ladybug damage the leaves of eggplant, potato, tomato, cucumber and other vegetables, causing wilt. The larvae live on the back of the leaves. Adults occur for 2-3 generations a year in warm areas, overwintering as adults, and generations overlap. Adult colonies after overwintering
2019-01-16 -
Occurrence regularity and control points of copper green golden tortoise shell
Coleoptera, Coleoptera. It occurs in many apple orchards in our area. the hosts are apple, Hawthorn, begonia, pear, apricot, peach, plum, persimmon, walnut, grass poison and so on. First, the harm symptom of the tortoise shell is that the apple fruit tree suffers the most, and the adults feed on the leaves, which often cause a large area of young fruit tree leaves to be incomplete, and even the whole tree leaves are eaten up. Second, the law of occurrence (1) the copper green golden tortoise shell occurs one generation a year, and it is mature.
2019-01-16 -
Sorghum pests: introduction to the eggs of red bugs and larvae, how to control sorghum bugs
How to control the sorghum bug?
2019-02-12 -
Prevention and control of beetles
The beetle, commonly known as "Cang insect", is a generation every year, which mainly harms poplar, willow and other plants, larvae harm roots and adults feed on leaves. According to the investigation and statistics of the Forestry Bureau of our county, the harm of beetles accounts for a large proportion of flower and tree diseases and insect pests in our county. Prevention and control methods: 1. Artificial control: make use of the false death of adults to vibrate branches in the evening to kill landing adults. two。 Physical control: make use of the phototaxis of adults, hang black light to trap and kill adults at 7-10:00 in the evening. 3. Horticulture
2019-01-16 -
Pond conditions for culturing adult rainbow trout in ponds
Adult fish culture is the cultivation of commercial fish from fish species. In general, adult fish are raised with fish that have been raised for more than one year, and some have been raised from the beginning of the year until commercial fish come out of the pond. However, no matter what kind of culture method, in order to achieve high yield and high efficiency, it must be fully developed.
2020-11-08 Ponds farmed adult rainbow trout conditions requirements adult fish -
How much is the adult dental implant?
Many adults need dental implants for reasons such as missing teeth or falling porcelain teeth, but they are not very clear about the price of implants.
2019-02-25 -
Autumn army worm 0614 "Taiwan fall, larvae appear like Tiannu scattered flowers! Matsu Penghu caught adults pull alert
Autumn army worm 0614 "Taiwan fall, larvae appear like Tiannu scattered flowers! Matsu Penghu caught adults pull alert
2019-06-14 -
There is an outbreak of autumn army insects in China: the larvae of autumn army insects are all over Taiwan, and four adults are trapped by Mazu.
The autumn army worm appears to be an adult! The Council of Agriculture described that the current autumn army insect larvae appeared in all parts of Taiwan, like "Tiannu scattered flowers", and almost all counties and cities were notified. As of the 14th, molecular identification confirmed 5 cases, type identification confirmed 39 cases, all.
2019-06-15 -
Control methods of insect pests in Chinese chestnut
1. Chestnut gall wasp, also known as chestnut tumor peak, adult head and abdomen dark brown, antennae filiform, brown, chest dilated, pitch black, lay eggs in the bud from June to July, and the larvae grow in the bud and overwinter. Spring buds sprout short branches, damaged branches or petioles and other inflated adult galls (tumors), withering branches and leaves and weakening the tree.
2018-09-13 -
How much does it cost for adults to have dental implants?
Many adults have lost their teeth due to periodontitis and periodontal disease and need implant restoration. But there are a lot of people about the price of dental implants.
2019-02-27 -
What is the adult of rice red and white nematode
A lot of insect pests are encountered in the process of rice growth, and sometimes when patrolling the fields, a group of rice red and white nematodes are found in the rice fields. What is the adult of rice red and white nematode? How to carry out prevention and control? I. what is the adult of rice red and white nematode? Rice red and white nematode
2020-11-08 Rice red and white nematode adult what is it rice growth process -
Orchid insect pest-- whitefly
Orchid insect pest-- whitefly
2018-05-02 -
How to raise adult turtles
The area of adult turtle pond is 100 square meters, and about 10 young turtles can be released per square meter. The water of the turtle pond should be kept light green (about 30 cm transparency). If the transparency is too large, the turtle will produce sense of security; if the transparency is too small, the water is brownish green and the water quality is too fat, it is easy to cause eutrophication, which is also disadvantageous to turtle breeding. The feeding methods of adult turtles vary from season to season. If the water temperature is low in spring and autumn, and adult turtles do not come out early or late, they should be fed at 10:00 in the morning.
2019-01-16 -
Control of insect pests in planting Chinese chestnut
1. Chestnut gall wasp, also known as chestnut tumor peak, adult head and abdomen dark brown, antennae filiform, brown, chest dilated, pitch black, lay eggs in the bud from June to July, and the larvae grow in the bud and overwinter. In spring, buds germinate and produce short branches, damaged branches or petioles, etc.
2020-11-08 Species chestnut pest control chestnut gall bee also known as chestnut tumor peak -
Occurrence and damage characteristics of orange fruit fly in persimmon orchard and key points of prevention and control techniques
The occurrence and damage characteristics and control techniques of orange small fruit fly in persimmon orchard 1 the basic situation of orange small fruit fly (Bactrocera dorsalis Hendel), also known as citrus fruit fly, oriental fruit fly, fruit maggot, etc., belongs to Diptera.
2018-06-23