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·研究报告’·橡胶树叶片不同发育期与白粉病自然感病性的观察………………邵志忠 胡卓勇 1.】瑞毒霉防治橡胶条溃疡病试验简报…·……………………………”徐明安 肖永清 1.6对开割胶树树干寒害半面枯问题的初步研究…………………………………沈利宗 1.8对国外推荐的若干复
· Research Report · Rubber tree leaves at different stages of development and powdery mildew natural susceptibility observed .................. Shao Zhi-zhong Hu Zhuo-yong 1] Rumex mildew prevention rubber ulcer disease test report ... ... ........................ ......... "XU Ming-an XIAO Yong-qing 1.6 Aseptic half-tangential problem of cutting gum tree trunk chill ....................................... Shen Li-zong 1.8 pairs of foreign recommended number of complex