Pyongyang, March 14 (KCNA) -- Officials and employees of the Central Tree Nursery under the Ministry of Land and Environment Protection in the DPRK have cultivated tens of millions of saplings of more than 50 species and sent them to provincial tree nurseries and sites for major projects.

Officials of the Central Tree Nursery direct efforts to making sure that all its employees improve the sapling growing technique through dissemination of advanced forest science and technology.

Employees secured hundreds of tons of compost and huminite to improve the fertility of outdoor cultivation ground while keeping the requirements of technical rules in the production processes including seed treatment and germination.

They introduced advanced cultivation technology according to the growth and stages and produced and supplied plant nutrition activator to provide all saplings with favourable environment and conditions.

Technicians and skilled workers improved the performance of sprinkler equipment needed for raising greenhouse saplings.

Meanwhile, they have made progress in the research for acclimatizing tens of species of saplings. -0-