277479
Description
Mind Map by muslem2009, updated more than 1 year ago
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Created by muslem2009
over 10 years ago
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Production of crude drugs :
Cultivation of Medicinal plants
- Collection of wild plant for medicinal use
has several disadvantages
- Continuous collection may lead to serious
defeciency
- wild plants are found in sparse
distribution over unlimited area
- The difficulty in collecting these plants as
they are mostly growing in deserts or forests or
seas where the way is always difficult
- Ignorance of collectors may lead to
- Admixture of the desired plant with other plants
- Collection of undesired organ of the desired plant
- Collection of the desired plant at improper time
- Admixture of the desired plant with other plants
- Insufficiency of wild plants to fulfill the need of the market
- The difficult of transport when the
natural home is far from any ordinary
means of transportation
- Continuous collection may lead to serious
defeciency
- cultivation of Medicinal Plants
- Advantages
- Concentration of a large number in a small controlled areas
- Give a good means of controlling purity of the drug
- Controlling processes of collection , drying , preparation and storage which are carried out by trained workers
- Controlling factors affecting drug activity as selection ,
mutation , hybridization and polyploidy and also
improvement of the drug owing to improved conditions of
soil , fertilizers , control of insects pests
- Cultivation is essential in the case of drugs subjected to governmental control as opium
- Cultivation of the drug near to pharmaceutical firm for the manufacture process , thus
preventing deterioration of the vegetable drugs by careless handling and lower the costs of
transportation
- Concentration of a large number in a small controlled areas
- Disadvantages
- The high cost of production due to high prices and cost of land
- Cultivation modifies the morphological and
anatomical characters of the wild plant so that the
identification of the plant become difficult ad many
varieties are produced
- Medicinal plants require a particular
environment not readily obtainable under
cultivation as cannabis requires tropical climate
for production of the narcotic resin
- Loss of plants due to adverse weather
conditions such as rain , attack of fungi ,
insects and diseases
- The high cost of production due to high prices and cost of land
- Advantages
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