Earth element Learn more about Earth element
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Is it affected by the harm of rare earth elements in tea? How can there be rare earth elements in tea?
A few years ago, most of the 10, 000 boxes of tea MOU in Beinong could not be realized, so the pesticide residues exceeded the standard. Or does the content of rare earth elements exceed the standard? Chen Jizhong, chairman of the Council of Agriculture, believes that the MOU jump of Beinong's tea is related to China's unique testing standards for rare earth elements, not pesticides.
2019-04-04 Tea containing rare earth elements is harmful has an impact what how? -
Cultivation techniques of grape
Cultivation techniques of grape
2019-03-04 -
Freshwater nuclear pearl culture management technology: is the price of freshwater nuclear pearl expensive? Pearl, fresh water or sea water?
The choice of pearl cultivation water body is at least more than 2000 centimeters, there is micro-running water, the water depth is more than 2m, the water is too shallow, pearl clam is vulnerable to hydrogen sulfide, ammonia and.
2019-02-26 -
Attention to the Application of rare Earth Fertilizer in Walnut Orchard
The content of rare earth elements in plants is very low, and the contents of different organs vary greatly, generally distributed as follows: roots, leaves, flowers, fruits and seeds, and about 80% of the rare earth elements absorbed by plants are concentrated in the roots. The application of rare earth fertilizer to walnut trees can promote the response of roots to nitrogen, phosphorus, potassium and
2020-11-27 Stone peach orchard application rare earth micro-fertilizer attention plant body -
The effect of rare earth feeding on fish is good.
Rare earth refers to the general name of 17 metal elements in the periodic table, including lanthanum, praseodymium, neodymium, cerium, samarium and so on. Among them, cerium accounts for 48%, lanthanum 25%, neodymium 16%, praseodymium 5%, samarium 2%, and other 12 elements 4%. In recent years, rare earth has become an important resource for national economy and national defense construction. Not only can it be widely used as an industrial vitamin in metallurgy, machinery, petroleum, chemical industry, light industry, electronics and other industries, but also can be used as micro-fertilizer in agricultural production. In fishery production, feeding rare earths to fish also has a very good effect. According to the test
2019-01-16 -
Mixed Culture technique of Scorpion in Tuyuan
Mixed Culture technique of Scorpion in Tuyuan
2018-07-09 -
New technology of mixed culture of Tuyuan scorpion
New technology of mixed culture of Tuyuan scorpion
2018-07-09 -
Matters needing attention in Tuyuan culture
Matters needing attention in Tuyuan culture
2019-06-24 -
The importance of photosynthesis of green plants to people
The importance of photosynthesis of green plants to people
2019-03-05 -
Chemical control and management technology of protecting flowers and increasing pods of soybean
1. The application of rare earth elements, also known as rare earth micro-fertilizer or rare earth nitrate, is a new type of rare earth element fertilizer pioneered and popularized in China. In the seedling stage and the first flowering stage of soybean, spraying rare earth solution with concentrations of 0.03% and 0.08% respectively can increase grain protein content by 5.9%, fat content by 8.5%, and increase yield by 15%. 20%. 2. Paclobutrazol (paclobutrazol), also known as chlorbutrazol (PP333), is a new type of plant growth.
2019-01-16 -
Soybean chemical control technology
Using chemical technology to control cultivation is a new technology in agricultural production. The chemical control cultivation of soybean can regulate the growth and development of the plant, increase the flower, protect the pod and increase the yield. The application of rare earth elements, also known as rare earth micro-fertilizer or rare earth nitrate, is a new type of rare earth element fertilizer pioneered and popularized in China. In the seedling stage and the first flowering stage of soybean, spraying the rare earth solution with a concentration of 0.03%, 0.04% and 0.08%, respectively, can increase the grain protein content by 5.
2019-01-16 -
What's so special about fish farming?
What's so special about fish farming?
2018-07-06 -
How on earth should lotus seed be eaten in order to play its role?
How on earth should lotus seed be eaten in order to play its role?
2019-02-25 -
The technique of mixed culture of scorpion and earth yuan
The technique of mixed culture of scorpion and earth yuan
2018-07-09 -
Chemical control technology of growing soybean
Using chemical technology to control cultivation is a new technology in agricultural production. The chemical control cultivation of soybean can regulate the growth and development of the plant, increase the flower, protect the pod and increase the yield. The application of rare earth is also called rare earth micro-fertilizer or rare earth nitrate, the trade name is Chang.
2020-11-08 Seed soybean chemical control technology use chemistry control -
What on earth is the fruit tree lobular disease?
What on earth is the fruit tree lobular disease? Fruit tree leaflet disease (figure 1) often occurs in recent years, and there is a trend of aggravation. Leaflet disease mainly shows short plants, diseased branches germinate late, wither or die; individual flowers, flowers are very small, can not be normal.
2018-06-19 -
Peanut late spraying foliar fertilizer benefits more
Peanut late spraying foliar fertilizer benefits more
2018-06-30 -
What on earth is tourmaline?
What on earth is tourmaline?
2018-07-03 -
Who gave the lawn language, poetry, and imagination.
The brain starts to listen to the sound of the night with you! Paying attention to lawn, as a part of the landscape, is one of the most popular landscape elements for designers. It is widely used in gardens. Lawn with design elements is no longer just a simple shop.
2018-08-28 -
Application skills of Grape foliar Fertilizer
When the grape is sprayed with foliar fertilizer, the leaves receive a wide range of fertilizer, rapid fertilizer effect, labor-saving and fertilizer-saving, which is a common fertilization method for grapes. Generally, the fertilizer solution is absorbed 2 hours after spraying, and the urea solution can be absorbed 88% within 24 hours after spraying. Spray 0.2%-0.3% urea solution at flowering stage and add 0.1% boric acid or borax or multi-element boron fertilizer.
2018-07-15