Perfume grass, also known as Yang Jasmine. Rich green leaf color, thick wrinkles. The flowers are small, gathered into a puffy ball, and are in ochre or purple, with a special tempting aroma that makes people feel relaxed and happy. The temperature is suitable for flowering throughout the …
Summer is the key season for raising geese. Breeders of geese should pay attention to the prevention of geese stress syndrome.
There are various types of symptoms caused by stress. Some occur very quickly, and some are caused by long-term repeated stimulation by stressors with low …
Main features of the mesh filter Beijing Qitian Shengma Filter Equipment Technology Co., Ltd. Features of the mesh filter :
a mesh filter is filtered by multiple filter cartridges, which has a large effective filtration area and low pr…
"Four diseases" of grass carp, collectively known as grass carp intestine disease (gardellosis), bacterial gill disease, red bark disease, and viral hemorrhage. Because of its common, multiple, concurrent, and outbreaks, it is a great danger to grass carp, and it is very troubles…
Papaya, also known as wansuo fruit, contains malic acid, tartaric acid, lemon enzymes, vitam…
Objective: To establish a method for determining the concentration of methotrexate (MTX) in biological samples. METHODS: Solid phase ex…
Llama and young camel feeding
All the animals in the world are from scratch, from small to large, and so are camels. Lambs usually refer to small camels from birth to 2 years old. This period of growth and development is the most rapid period in the life of a camel.
The new…
In the spring, the octagonal fruit enlargement period, due to the spring rain, humidity, temperature instability, a wave-like rise, it is easy to cause fruit drop, increase pests and diseases, we must strengthen the management of fertilizer and water and pest control, in order to promote y…
1, vitamin A: the naked eye to see light brown or gray-yellow particles. The sample was taken as 0.1 g, wetted with absolute ethyl alcohol to dissolve it, 10 ml of chloroform was added, and 0.5 ml of a solution of antimony trichloride in chloroform was added. The solution was blue in color…
In the middle and late stages of controlling weeds and peanuts, due to the large amount of rain, the herbicides in the early stage had disappeared and the weeds began to breed. At this time, 50 grams of water and 30 kilograms of water per acre can be treated with stems and leaves in 50 ml …
Shexian County is located in the southernmost part of Hebei Province and is a pure mountainous area. It has nine droughts in a decade and the annual precipitation is less than 500 mm, and is concentrated in July-August. In the absence of irrigation conditions planted grapes, drought preven…