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17.03.2010 (14:30) Естественные науки >> Биология
Дефицит фосфора – это серьёзная угроза для пищевой промышленности
Фосфор так же важен для сельского хозяйства, как и вода. Данный элемент поступает в организм культурных растений из почвы. Он является весьма важным для плодородия почв и оказывает значительное влияние на урожаи сельскохозяйственных культур. Отсутствие фосфора в почве ...>>


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