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английский) 2:
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The collection and use of medicinal plants began many thousands of years ago.<br>Hippocrates the father of medicine who lived in Greece wrote in his books about such drugs as hemlock gentian and many others. <br>Today many drug plants are cultivated and many drug plants are collected from fields and woods. <br>Some drugs are made from fruits, leaves, flowers, roots, seeds of the plants.<br>It is very important to collect plants in proper time. Leaves are collected when they are fully developed. The time of the day is also important in the collection of drug plants.<br>Flowers are collected before the time of pollination. Fruits are collection before when they are fully grown but unripe.<br>To dry plants correctly is also very important. If is made carelessly the drug may be spoiled. Drug plants that have glicosides must be dried at a low temperature. <br>Digitalis leaves must be dried in the same-way.
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