Hair loss is the phenomenon of hair falling out. The hair that normally falls off is the hair in the degenerative and telogen phase. Since the hair entering the degenerative phase and the newly entering the growing phase are constantly in a dynamic balance, the normal number of hairs can be maintained. Pathological alopecia refers to abnormal or excessive hair loss, which can have many causes. Anti-hair Loss powder,Healthcare Product,RU58841 Xi'an Henrikang Biotech Co.,Ltd , https://www.henruikangbio.com
The damage of Helicoverpa armigera to tomato is different in different organs. One is only to eat some of the fruit in the ripe fruit, but often because the hole in the precipitation or sprinkling after the water fester; Second, the young fruit was first foraging, and then gradually be hollowed; Third, after the young bud victims The sepals open and then turn yellow off; the fourth is encroaching on some young shoots, young leaves and tender stems, often causing breakage of the tender stems. Once large amounts occur, tomato yield and quality can be seriously affected.
Therefore, the cultivation of tomato, especially the tomatoes cultivated in open field, must pay attention to the prevention and control of cotton bollworm.
1, early prevention First, the field of tomato cultivation the previous year, can change the crop rotation; the second is to carry out winter irrigation Lingdong leisurely, killing overwintering larvae and earthworms;
The third is to use a black light or mercury lamp to attract moths in places where tomato is grown in large areas. 2. Biological Control One can spray high-efficiency Bt (16,000 IU/mg) wettable powder 1000-2000 times solution 3-4 times after peak season of egg laying, spray 1-2 times according to pest situation; 2 can use 2 billion Polyhedrin/ml of cotton bollworm nuclear polyhedrosis virus suspension, 667 square meters 50-60 ml.
3, chemical control in the spawning period of cotton bollworm and larvae before the third instar selection of high efficiency, low toxicity, low residual drug. The pesticides that can be selected are: Kung Fu 2.5% EC 2000-4000 times, 18.75-37.5 ml per 667 square meters; fast enemy 5% EC 3000 times, 20 ml per 667 square meters; cypermethrin 10% EC 1000 times solution or sweep 20% emulsion 2000-2500 times solution, 667 square meters 30-40 ml; Caesar 10.8% EC 5000-7500 times solution; Phoxim 50% emulsion 1000 times solution, enemy Hundred insects 90% wettable powder 1000 times, 10-15 ml per 667 square meters.
Our company specializes in the production of raw materials for the treatment of hair loss. The main products are:Ru 58841,Fevipiprant,Ru 58841,Cb-03-01,Seripiprant,CB-03-01,2 4-Diaminopyrimidine 3-Oxide,RU 58841,WAY 316606,Fevipiprant,Cb-03-01,Fevipiprant.
Beware, a large wave of cotton bollworms is about to enter the tomato garden
The bollworm, a farmer friend, generally thinks it is harming cotton. In fact, the bollworm is an omnivorous pest that can harm more than 200 crops, of which tomato is also one of the crops affected.
Prev Article
Shed leeks guard against epidemics