Artemisia selengensis has a short growing period, few diseases and insect pests, and a wide range of cultivation seasons. It can be cultivated in the spring, summer, and autumn in my area, and can be cultivated in winter. It has a certain effect on the annual supply and the adjustment of vegetable ......
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Symptoms: Early on the leaves showed water-soaked necrotic spots, and then quickly turned dark brown, the lesions have bright, dark and concentric rings on the lesion, the surrounding yellow halos. Pathogen Pseudomonas cichoric (Swinhle) Stapp, known as Pseudomonas syringae, is a bacterium. Rod-sh ......
Entrusted by the National Development and Reform Commission, the China Machinery Industry Federation recently organized a demonstration meeting on the localization of large-scale blast furnace blowers in China, experts from Sinopec, Xi'an Jiaotong University, Zhejiang University and scientific r ......
What is the core mechanism of action of fish and shrimp water conditioners? What are the most worried about aquaculture? One is afraid of illness, the second one is afraid of death, and the other is afraid that the food is not long meat! With "Goldbeet" fish and shrimp water conditioner ......
First, harvesting and processing fresh blue pod leaves can be collected at any time, generally in the clear sunny days of autumn, picking the lower part of the complete hypertrophy of the leaves, shade dry standby. Second, the use of blue locust leaves can secrete aromatic oils, and aromatic oil c ......
Tenebrio is an arthropod door, commonly known as breadworm, and was first introduced from the former Soviet Union by the Beijing Zoo in 1952. It is the ideal feed insect for artificial breeding. Tenebrio larvae contain 51% crude protein and 29% fat. They also contain a variety of sugars, amino aci ......
Key words: Schizonepeta ; total flavonoids; spectrophotometry; determination 1 Instruments and materials 1.1 Instrument TM902C digital thermometer (Shenzhen Haitian Industrial Co., Ltd.); PT-02 thermocouple (Nanjing Thermal Instrument Factory); FA-1004 electronic analytical balance (Shanghai Tian ......
The combination of diets is an important part of the musk rat breeding. Only with a reasonable feed formula can meet the nutritional needs of muskrats in different biological periods, give full play to their production performance, improve feed utilization efficiency, and reduce feed costs. Diet f ......
The adaptability of soil pH of flowers and trees is explored through long-term cultivation. In particular, the adaptability to acid and alkali should be judged according to the soil conditions of a certain flower and the types of associated plants. Most ornamental flowers prefer acidic to slightly ......
The deep-water soilless cage high-yield and high-efficiency aquaculture technology project undertaken by the Hubei Yuan'an County Agricultural Technology Center has passed the acceptance inspection. The center implemented a deep-water soilless cage culture of 200 square meters of astragalus, th ......