Under the condition of bag production system in perlite media in modem greenhouse, the uptake abstraction characteristic of nutrient solution and phosphorus, potassium, calcium and magnesium by muskmelon was researched.

• 摘要在珍珠岩基质袋培条件下，研究不同生长时期内，网纹甜瓜对钾、钙、镁、磷及对营养液的吸收变化规律。