Management of Secondary Shed Covering in Fig. Insulation Cultivation

This period is in winter and early spring. The days of natural resting periods of figs are very short, only about 5 to 10 days. Therefore, it is considered that there is no natural dormancy period. And can pick leaves, trim and other methods, it is easy to break the dormancy. In order to promote the early spring fruit, before the shed is covered, the following management must be done:

1. Fertilization is considered as a base fertilizer. The amount of fertilizer is the most, accounting for about 40% to 45% of the total amount of the whole year. The role of this fertilization is not only to provide a basis for the growth and development of figs, but also to protect the fig plants from warming and freezing. Fertilizers are mainly organic fertilizers, such as livestock manure, fish manure, cake fertilizer, compost, etc., with urea, potassium sulfate and other inorganic fertilizers, deep-groove into the inter-row.

2. Clear the garden to remove dead branches, fallen leaves, and weeds in the garden and burn them to reduce the source of diseases and insects.

3. After many years of cultivation of native fig heat preservation, it will affect the coloration of the fruit. The impact is generally small in 10 years. After 10 years, it can be solved by the method of custom soil, that is, to dig 40 cm of soil deeply, break some of the roots, and replace the mountain soil, field soil, or pond mud that was moved from other places.

4. Pruning The stub branches and extension branches are shortened to control both the crown and branches. And pay attention to the results of branch updates and training.

5. Irrigate with dry winter weather, dry soil, pay attention to irrigation, both drought and reduce freezing damage.

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Micro Laser Distance Sensor

New product of U85 micro laser distance sensors use highly focused class 2 laser to detect objects or measure distances, and can return a measured value via varieties intface( serial, usb, rs232, rs485, bluetooth etc.). The electronic distance sensor is a very small Laser Distance Sensor, but high resolution up to 1mm and long distance measuring sensor - teachable measuring range of up to 30m. Extremely accurate distance sensing sensors, errors down to ± 1mm. And the mini sensors and measurements support continuous measurement function, great for compact solutions(eg: robots) with the smallest Laser Distance Sensor of the world!

U85 Micro Laser Distance Sensor & MCU control board connection

Parameters of U85:


Accuracy

±1 mm (0.04 inch)

Measuring Unit

mm

Measuring Range (without Reflection)

0.03-20m/0.03-30m

Measuring Time

0.1~3 seconds

Laser Class

Class II

Laser Type

620nm-690nm, <1mW

Size

41*17*7mm (±1 mm)

Weight

About 4g

Voltage

DC2.0~3V

Electrical Level

TTL/CMOS

Certifications

CTNT, FDA, CE, FCC, RoHS, etc.

Operating Temperature

0-40 ℃ (32-104 ℉ )

Storage Temperature

-25~60 ℃ (-13~140 ℉)

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