Fertilization plays a key role in crop growth, quality, and yield. However, some farmers do not know how to choose fertilizers and often buy counterfeit products. How to distinguish between chemical fertilizers and fakes? The reporter recently interviewed Shi Chunxi, a professor at the College of Plant Protection of Northwest Agriculture and Forestry University.
Take a look at whether the outer packaging of fertilizers is formal, and the specifications of regular fertilizer production packaging are marked with detailed product information, while the fake chemical fertilizer packaging bags have no production enterprise address, production license number, and fertilizer registration number.
The two grips hold the fertilizer in the palm of your hand and roll it with your fingers. If the oil has a damp sensation and the particles are even and smooth, the indication is true; if the handle is dry, the particle size is not uniform, and the surface roughness is false.
Three people heard that most chemical fertilizers have a variety of odors because they are rich in chemical substances, and fake chemical fertilizers generally do not have any odors.
Four wet chemical fertilizers are generally highly soluble, and it is desirable to place a small amount in water. If they are quickly dissolved in water, it is true, whereas slow dissolution may be false chemical fertilizers.
Dehydrated Carrot powder is a processed carrot product. Processing carrots into powder not only prolongs the shelf life, but also facilitates transportation and carrying. Carrot is a common nutritious fruit and vegetable. It is eaten with fleshy roots. It is one of the main vegetables in spring and winter. Because of its high nutritional value, it is called "little ginseng" in vegetables; the main nutrition of carrots The ingredients are carotenoids, which include beta-carotene, alpha-carotene, progesterone and other carotene; the highest content is beta-carotene, accounting for 80% of the total carotene content. Beta-carotene is an important natural functional ingredient and an important and safe source of vitamin A.
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