مؤلف: Y. G. Yanovskii

The interest in polymer composites research is due to their enlarged application. Filling with hard particles gives to polymers a number of desirable properties: increases hardness, decreases heat ex …

Agroforestry is a system of land use in which both agriculture and forestry production are intermingled. All over the world, farmers have had a long tradition of planting trees on their fields and pa …