近年来,高档花卉如火鹤、凤梨、兰花类花卉等的生产和市场销售形势很好,不少地方供不应求。但这些高档花卉要求较高的种植技术和现代化的温室设施,需要相当高的投入,如在北方建1平方米连栋温室造价300—650元,小型花卉企业和个人很难承受,对较大型花卉企业而言投入产出比也较高。另一方面,我国近年来发展 In recent years, high-end flowers such as flamingo, pineapple, orchid flowers and other production and marketing situation is very good, many places in short supply. However, these high-grade flowers require higher planting techniques and modern greenhouse facilities, which require a relatively high investment. For example, the cost of constructing a 1-square-meter multi-span greenhouse in the north is 300-650 yuan. Small-sized flower enterprises and individuals are unaffordable. For the flower enterprises, the input-output ratio is also higher. On the other hand, our country has developed in recent years