[ON THE EFFECT OF POROSITY ON THE HYDRAULIC RESISTANCE OF SOME LAYERS OF PLANT MATERIAL].
D004345:Drug Industry; D010946:Plants, Medicinal; D016062:Porosity; D012106:Research
DRUG INDUSTRY; EXPERIMENTAL LAB STUDY; PLANTS, MEDICINAL
O VLIIANII PORISTOSTI NA GIDRAVLICHESKOE SOPROTIVLENIE SLOIA NEKOTORYKH RASTITEL'NYKH MATERIALOV.