Flashcard sets with a 'drip irrigation' term meaning 'involves delivering small amounts of water directly to individual plants. water is released through perforated tubing mounted above or below ground near the roots of individual plants. this method was originally developed in israel for use in arid regions having limited water available for irrigation. it is highly efficient, with little waste of water. some disadvantages of drip irrigation are the high costs of installation and maintenance of the system. therefore, it is only practical for use on high-value cash crops.'

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