oThis work aimed to evaluate the effect of the temperature, osmo-conditioning and pelleting on macela (Egletes viscosa) seeds germination. The experimental design consisted of treatments arranged in a factorial scheme 2 x 2 x 2, with two kinds of seeds (with and without pellet), two...
The physical phenomena involved in the propagation of sound waves in these systems, is modeled based on the conversion of acoustic impedance of a single hole in an average value corresponding to the proportion of the open area. Afterwards, using the concept of the transfer matrix, the sound ...