Use of Portable Semiconductor Laser Plant Irradiation Devices on Farms across DPRK
Pyongyang, August 30 (KCNA) -- Many farms across the DPRK benefit from the use of portable semiconductor laser plant irradiation devices.
This device, simple in structure and convenient to handle, is a high-tech product developed to have a good effect on crop growth by using laser light.
Many units have steadily applied the device to paddy rice, wheat, barley, maize and soybean farming for several years. The device has proved its effectiveness in promoting crop growth, preventing damage by harmful insects and wild animals.
The device was highly appreciated by visitors at the 37th Festival of Science and Technology of