The main reasons and solutions affecting the quality of tablets main reason: 1. Compliance of raw material characteristics 2. Proportion of medicinal excipients and inconsistencies in excipients 3. Unreasonable formula relationship 4. Unreasonable mixing process, granulation process 5, the mo
Read more2. Hygienic quality The hygienic quality of vegetables is also called safety quality. It mainly refers to the degree of chemical pollution and biological pollution. During the period of mass application of human excrement, the sanitary quality of vegetables is dominated by biological contamination
Read moreJasmine, also known as jasmine, originates in western China and India. The jasmine flower is aromatic and elegant and widely loved. It enjoys a warm climate and plenty of sunshine. It is not tolerant to cold and afraid of drought. The most suitable temperature for growth is 25-30°C. Jasmine is a
Read more1. feature The seedlings were infested before and after unearthing, and the roots of the seedlings were rotted and brown. When the seedlings were severe, they caused rotting buds and dead seedlings. When the disease was light, the seedlings were yellow and thin, and the development was poor. The
Read moreFirst, the key installation technology of centrifugal pump The key to the installation technology of the pipeline centrifugal pump is to determine the installation height of the pump (ie suction stroke). This height refers to the vertical distance from the water sourc
Read moreEggplant M.blight mainly harms fruits, leaves, stems, flower organs and other parts. The fruit on the ground was first attacked, and the fruit suffered from water-stained round spots in the initial stage. It was slightly sunken and the flesh turned blackish brown and rotted and easily peeled off.
Read moreThe application of trenching fertilizers by trenching or digging holes is better. After the topdressing, the soil is buried to reduce the volatilization of the active ingredients of the fertilizer. Pay attention to the amount of nitrogen fertilizer required eggplant, but in the hot season, you mu
Read moreSulfur deficiency in potato: The young leaves are curled inwards. The whole plant is yellow and the stem is red. Correcting sulfur deficiency in potatoes In sulfur-poor soils with low organic matter content and insufficient organic fertilizer application, the application of 1 kg of sulfur can incre
Read more1. feature The lawn was spotted with round spots. The infested leaves began to appear immersed in water and darkened, finally dried up, and turned dark brown. The lesions had a diameter of up to 2 m. A black smoke circle may appear on the edges of grass patches in the early morning lawn. 2. Haza
Read moreRoot-knot nematode disease has become a major disease on vegetables in greenhouses. It mainly harms cucumbers, tomatoes, and kidney beans. It is more common in the old sheds. At present, more effective prevention measures include: 1. Rotating with anti-resistant vegetables: Cucumber, tomato and k
Read moreAt present, some farmers are fertilizing crops due to inappropriate fertilizers and poor technology, resulting in low fertilizer utilization, increased fertilizer costs, and even crop damage. Farmers' friends should pay attention to the following six points: 1. Calcium, magnesium and phosphat
Read moreSince the first need for fish to ingest nutrients is to meet energy needs, energy is the basis of fish feed quality, as required by fish nutrition. The energy in the feed is the sum of the three major nutrients in the feed—protein, fat, and sugar. As a nutrient component, protein is not only
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