银杏是我国出口创汇紧俏产品,做好银杏的采收加工工作,是保证种核质量的关键。1.采收:银杏一般在9月下旬至10月上旬采收,这时果实已松软呈橙黄色,上有白霜。为使果实成熟度一致,便于采收,可在采收前10～15天使用500～800ppm 乙烯利溶液喷布全株树冠,到时摇晃枝株,大部分 Ginkgo is a tight product of China’s export earnings, good ginkgo harvesting and processing, is to ensure the quality of nuclear seed key. 1. Harvest: Ginkgo is generally harvested in late September to early October, when the fruit has been soft orange yellow, there is hoar frost. In order to make the fruit mature, easy to harvest, 10 to 15 days before harvest using 500 ~ 800ppm ethephon spraying the whole plant crown, when shaking branches, the majority