"Soilless Cultivation of Turf in Humus-cakes" offers an explicit explanation of the new turf cultivation method and its advantages.

By this method, it is possible to cultivate turf two or three times a year and raise the productivity three or four times higher than the existing methods.

"Let's Plant Many Large Tara Vines" gives a scientific and technical solution to problems arising in extensively propagating large tara vine or Actinidia chinensis useful in different aspects.

The films are helpful toward garbing streets and villages in green in spring.