The subalpine plane, in this high country, the plant life is composed of birch, scrub, and grasses which are especially important for the economy because during the summer they serve as pasture for grazing cattle and horses
द्रावक हा घन,द्रव वा वायु या पैकी तो पदार्थ आहे जो घन,द्रव वा वायु ला स्वःतमध्ये मिसळवुन द्रावण तयार करतो.