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近二三十年来,国外已将软X射线摄影用于林木种子检验。但在我国则刚刚兴起。辽宁省林木种子站1983年从湘西仪器仪表总厂探伤仪器厂购进HY-35型农用软X射线机,首次应用于林木种子检验,对快速,准确地检验种子质量,提供了先进手段。现将使用软X射线摄影检验种子质量的方法介绍如下。 1 摄影设备及材料①软X射线机。②黑白幻灯胶片。③暗室设备:暗室灯,自制暗袋,量筒,
Nearly two or three decades, foreign soft X-ray photography has been used for forest seed testing. But in our country it is just emerging. In 1983, Liaoning Forestry Seeds Station purchased HY-35 agricultural soft X-ray machine from Xiangxi Instrumentation Plant Testing Equipment Factory. It was first applied to tree seed testing and provided advanced means for quickly and accurately testing seed quality. The method of testing seed quality using soft X-ray photography is now described below. 1 photographic equipment and materials ① soft X-ray machine. ② black and white slide film. ③ darkroom equipment: darkroom lights, dark bags made, measuring cylinder,