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（1）棚架利用式：布果类～苦瓜一早大白菜～花椰菜；布果类一冬瓜～早芹菜～各叶菜。前一模式是利用大棚棚架作苦瓜攀级支架，以节省成本。茄果类在上一年10月中旬前播种，2月上旬定植在棚内。苦瓜在2月中旬播种，3月中旬定值于大棚内的4周边缘。早大白菜6月中旬另找地播种，7
(1) scaffolding utilization: cloth fruit ~ bitter melon early in cabbage ~ cauliflower; cloth fruit a melon ~ early celery ~ leafy vegetables. The previous model is the use of greenhouses scaffolding rack scaffolding to save costs. Solanaceous plants were planted in mid-October of the previous year and planted in sheds in early February. Bitter melon planting in mid-February, mid-March set in the greenhouse within 4 weeks edge. Early Chinese cabbage in mid-June sowing, 7