The sprouting ability of 3 flowering shrub species, Syringa oblate, Forsythia suspense and Prunus triloba were studied.
以丁香、连翘和榆叶梅为材料，研究了3种花灌木的萌生能力。
Pyramidalis, Prunus triloba and Prunus cerasifera cv. Ptropurpurea and so on as tested tree species, the control effects of various control technologies were studied.
在陕州风景区内，以龙柏、蜀桧、榆叶梅、红叶李等作为供试树种，研究各种防治技术的防治效果。
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