upper class Learn more about upper class
-
Pay attention to fishing pond fish in winter
Winter is a favorable time for pond fish fishing and listing, but winter fishing is also a potential factor to induce fish disease in the second year. Therefore, when fishing in winter, we must be careful to avoid damage to the fish as far as possible, so as to reduce the occurrence of fish diseases and improve the economic benefits of pond fish. 1. Remove sundries from the fish pond before fishing. The wooden piles, uncleaned rocks and water plants such as water hyacinth and water peanuts on the surface of the pond will affect the normal trawl. in order to catch winter smoothly and safely, we must remove them before catching them.
2019-01-16 -
Fishing techniques of large silverfish
1. Preface in 1995, the Ministry of Agriculture and the Ministry of Water Resources jointly issued the notice on accelerating the Promotion of Silverfish Transplantation and Proliferation Technology, which set off an upsurge of large silverfish transplantation in the whole country. In the past ten years, the cause of transplantation and proliferation of large silverfish has been widely developed in the north, especially in Inner Mongolia, and good results have been achieved in lakes and reservoirs. When the large silverfish in the transplanted waters reached the fishery effect, that is, the large silverfish formed a high number and stable population and was naturalized.
2019-01-16 -
How do shellfish reproduce?
Shells are mollusks living near the water. Shells are delicious and nutritious. Most species can be eaten. They are a common dish. So, how do shellfish reproduce? How do shellfish reproduce? Shellfish reproduce differently depending on the species,
2020-11-11 shell class how breed be live beside water -
Culture technique of catfish with big mouth
1. Biological characteristics of catfish is one of the fastest and largest species of catfishes in the catfish family. It is common to have a body weight of 5~10KG, and the largest individual weighs as much as 60KG. Its head is wide and flat, its eyes are small and its mouth is big, so it is called big-mouthed catfish. Its upper jaw is densely covered and falls inward.
2020-11-08 Culture catfish it big mouth culture technology biology -
Market price of Astragalus membranaceus
Market price of Astragalus membranaceus
2018-07-03 -
The real fool course finally knows what the first-class branch, the second-level branch and the third-level branch are.
How to cultivate first-class branches, second-class branches, third-grade branches turn from Yangzhou bonsai bar "Flute Frost Sky" the original text simply draw a few pictures, take a look. [photo 1] sprouting branches [Picture 2] remove excess branches, leaving branches with favorable shape.
2018-09-19 -
What level of protected animal is the sparrow hawk?
Sparrow hawk is one of the three common eagles (goshawk, sparrow hawk, pine sparrow hawk). It is 30-41 cm long and likes to fly in the air, or perch on trees and poles. So, what level of animal protection is sparrow hawk? First, what level of animal protection is sparrow hawk? Sparrow hawk is the second country.
2020-11-11 Sparrow hawk yes what level protection animal sparrow hawk is common -
What level of protective plant is the yew?
What level of protective plant is the yew?
2018-07-06 -
What level of protected plant is the latest yew?
Taxus, also known as Yew, Selaginella officinalis, Platycladus orientalis, Taxus chinensis, Guanyin Taxus, etc., are Taxus trees of the Taxus family. Because of the slow growth rate and poor regeneration ability of Taxus under natural conditions, it has not formed a large scale in the world for a long time.
2020-11-10 The latest yew yes several levels protection plant also known as -
What is Cordyceps sinensis?
What is Cordyceps sinensis?
2018-07-05 -
What kind of tea is Biluochun? What are the effects and effects of Biluochun? How much half a kilo?
Drinking tea is one of the habits left by Chinese people since ancient times, and many friends like to drink tea in their daily life. Biluochun, as one of the top ten famous teas in China, has always been everyone's favorite. So what kind of tea is Biluochun? What is the efficacy and effect of Biluochun?
2020-11-09 Biluochun what is it tea efficacy effect function what is it? -
Control method of downy mildew of chrysanthemum in autumn
Control method of downy mildew of chrysanthemum in autumn
2018-10-27 -
Miaomubao small class: if you want to raise orchids well, you need to know how to deal with scorched tips and yellow leaves.
Orchids are often prone to yellow leaves or leaf scorched tips in the process of growth and development, which reduces the ornamental value. When the orchid is in the above situation. You should take the following.
2019-02-26 -
The difference between carnations and roses
The difference between carnations and roses
2018-07-03 -
The difference between peppermint and patchouli
The difference between peppermint and patchouli
2018-07-03 -
What is the latest Cordyceps sinensis?
Cordyceps sinensis is a bat moth larva parasitized by Cordyceps sinensis of Cordyceps sinensis in alpine meadow soil, which makes the larva body ossified, and under suitable conditions, the long rod-shaped pedestal is extracted from the head of the stiff worm in summer, that is, the winter worm.
2020-11-10 The latest Cordyceps sinensis what is thing is made up of -
Picking and processing skills of Flos Lonicerae
1. The time of picking flowers: the time of picking flowers is from 9 to 12:00 last year, which is not suitable for picking when there is dew and rainy days, and can also be picked if there is drying equipment. The green flower picked in the morning has the advantages of heavy white, easy drying, strong aroma, high commodity rate and good quality. The quality of flowers picked after noon and in cloudy days is poor, and the processing rate is low. From the process of flower development.
2018-07-19 -
Pictures and videos of honeysuckle planting techniques
Honeysuckle (LonicerajaponicaThunb) is a perennial semi-evergreen vine of honeysuckle family, also known as honeysuckle. The length of the vine can be up to 8 Mel 9 meters, and the stem is hollow. Leaves simple opposite, entire, ovate. Flowers paired in leaf axils, with peduncle, bracts leaflike; Corolla labial, upper lip 4-lobed erect, lower lip inverted.
2018-07-17 -
The difference between wild celery and water celery
The difference between wild celery and water celery
2018-07-03 -
The difference between the other shore flower and the mandala
The other shore flower, also known as Manzhushahua, is a variety of Lycoris radiata, also known as Datura, ecstasy flower, is a Solanaceae plant, the two flowers are very beautiful, very popular with people, then what is the difference between the other shore flower and the mandala? Difference 1. Different families and genera
2020-11-08 The other shore flowers and mandala the difference the other shore also known as