Management of Pinus koraiensis fruit forest and forecasting to the industrial development;

There are three ages of Pinus koraiensis fruit forest after thinning which is 15years old,25years old and 35 years old,three different reserve densities,three repeated samples and seed yielding quantity of these trees was inspected during the 5 years continually.

Dioryctria pryeri,an important pest that causes damage to cones of Pinus koraiensis,it is difficult to be controlled because of its cryptic characteristics.

Dynamic changes of Korean pine forest resources in Heilongjiang Province.;

Ecological literatures on Korean pine forest in China;

The results showed that using the indices of diversity and evenness of the vegetation under forest communities,the total diversity order was Primary Korean pine forest>larch plantation>Acer-Korean pine forest>broadleaf-Korean pine forest>spruce-fir-Korean pine forest>Korean pine plantation>Tilia amurensis-Korean p.

The paper expounds the constitution of species and individual number of soil animal in Pinus koraiensis forest and Pinus koraiensis broad-leaf mixed forest in Maoershan.

Variation characteristics of soil N_2O emission flux in broad-leaved Korean pine forest of Changbai Mountain.;

Eco-value level assessment of broad-leaved Korean pine forest in Changbai Mountain;

Species diversity and its seasonal dynamics or herbs in a broad-leaved korean pine forest on the northernslope of the Changbai Mountain;