Tomato leaf rolling prevention measures

The "curl leaf" problem of tomatoes is a common problem encountered by farmers for many years. Especially late autumn cultivation of tomatoes. During the growth of tomato plants, sometimes the upper and middle leaves of the plant appear to be rolled up into a cylindrical or semi-cylindrical appearance. The reasons include the following four aspects: First, the virus infection; Second, the lack of trace elements in the soil to supplement, such as manganese, iron and other trace elements; Third, pruning overweight, leaves fewer plants to retain; Fourth, the lack of drought or soil The ground temperature is too low, the water absorption capacity of the roots is weak, resulting in imbalance of transpiration and water absorption, and induce leaf curling. In the prevention and control measures, the following points should be grasped: First, to strengthen the tomato disease, especially the early prevention and treatment of viral diseases, select the virus or Yufeng 18 appropriate amount of humic acid or amino acid foliar fertilizer spray, 7 to 10 days once, even Spray 2 or 3 times to cultivate strong seedlings. The second is to pay attention to fertilizer with a reasonable mix, use multi-element micro-fertilizer mixed with other fertilizers. The third is to remove the sprouts on the tomato vines in time, pick them up early, and pruning can not be too heavy to minimize the wound surface. Fourth, the soil should maintain a certain amount of moisture, especially in the seedling stage, to meet the needs of plant growth and moisture. Spread 3~5 cm thick shredded wheatgrass between the rows. At the same time, the ground temperature should be kept as high as 5°C to ensure Root normal physiological activity.

Key Storage Lock Box Storage Key Box

Feature Hanging key storage box with combination access to keys.
Large key storage compartment holds for house,car,or padlock .
Hangs from doorknob,fence,or just about anywhere

Personalized,adjustable combination lock with 4 dials offers up to 10,00 combination possibilties for optimal security.

USE

• Put it in a car or mount on wall
• Storage keys, door cards, and credit cards
• While moving out, door key can be put in the key box for the next user
• With shackle advantages: conveniently hangs on door knob, railing or fence

Shengping Safety Protection Locks Manufactur, create to set up in 1989, is an enterprise specialized in the manufacture of different kinds of locks. We have obtained quality system authentications as ISO9001-2000 International Quality Control System Attestation,and we have obtained self-operation export and import right etc. According to many years of producing and R&D experience, we produce locks more than 100 kinds of specification with different kinds of raw materials & styles. Moreover, we can do customized work as per clients`designs.

Bearing the sense of [quality gets victory", our products are popular in domestic market; and with the fame of our product`s [good quality and best prices", we have increased our export all over the world. Now our product lines are mainly for export.

We tightly hold the quality control system, follow the contract, and keep faith and valued mutual benefit. We sincerely welcome customers home and abroad and our craft brothers to develop and flourish the locks market.

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Shengping Safety Protection Locks Manufacturer , https://www.chinajiuzhou.com