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Tryptophan is one of the essential amino acids in the human body. It can promote the secretion of serotonin by brain neurons. Serotonin has the effect of inhibiting brain thinking activity and eventually leading to fatigue. Therefore, if the intake of tryptophan in the diet is too much, th.......
Q: The use of Atrazine to prevent weeds in corn fields, excess liquid sprayed in the idle fields, medication more than 20 days, can now sow Chinese cabbage?
Answer: Cabbage, cucumber, cabbage, tomato and other crops are sensitive to atrazine and can not be sown 20 days after applic.......
Second-instar crabs like to live in fresh water (having a salinity of less than 0.5 )), slightly alkaline (pH 7.5-8.5), and low ammonia nitrogen (0.2-0.5 mg/l total ammonia nitrogen). After a large number of feeding, the water quality is easy to be fat. In addition to planting aquatic plan.......
              Poor resistance Seoul .......
As the saying goes, “fish farming in rice paddies, three-point technology, and seven-point managementâ€, the daily management of rice-fish farming is the key to the success of fish farming, and it is necessary to prevent the tendency to reproduce and maintain lighter management........
(1) Working principle:
The cryogenic pulverizer.......
AQSIQ experts pointed out that hot summer weather is not suitable for consumption of ginseng. Consumption must pay attention to seasonal changes. Generally speaking, the weather in autumn and winter is cool and eating is better.
According to experts, there are six ways to eat ginse.......
Honey celery juice: The amount of fresh celery, washed and squeezed juice, add the same amount of honey, serving 2-3 times a day, each time a tablespoon, Beverage Service before meals, have a good effect on urethral calculus, prostatitis, dermatitis, etc. .
Honey tomato juice: The .......
Temple Jinsheng of Pincha Township in Rudong County reported that he had a ewes with 2-3 days to produce, but he had many parasites. I often itch on the corners and now I would like to take a medicine bath to drive insects. I wonder if it is feasible.
The reporter interviewed Wang .......
The survival rate of grass carp one-year-old fingerlings is usually low (usually only about 30%), and their specifications are small and the number is seriously insufficient, which has become a major obstacle to the current production of fingerlings. In recent years, we have adopted intens.......