论文部分内容阅读
日本菟丝子,是一种寄生性的种子植物。这种植物,在薪炭林、苗圃、造林地内都有分布,尤其是在沿河两岸的柳条通,它可以大面积地寄生危害灌木柳,致使柳条一片片的枯死,严重阻碍着薪炭林的发展。因此,为摸清日本菟丝子的发生和危害情况,总结出有效的防治办法,我们从一九七四年开始,以兰西县呼兰河两岸的薪炭林为重点,进行了全面调查,开展了综合防治试验,现将结果简述如下:一、形态和特征日本菟丝子,隶属于菟丝子科(Cuscu-
Japanese dodder is a parasitic seed plant. The plant is distributed in firewood forests, nurseries and afforestation sites, especially on the banks of the Wicker Pass along the banks of the river. It can parasitize shrubs and willow trees on a large area, resulting in the withering of wicker patches, which seriously hinders the development of firewood forests . Therefore, in order to find out the occurrence and harms of Japanese dodder seeds, summed up effective measures for prevention and treatment. Starting from 1974, focusing on the fuelwood forests on both banks of the Hulan River in Lanxi County, we conducted a comprehensive survey and carried out Comprehensive prevention and control test, the results are summarized as follows: First, the shape and characteristics Japanese dodder, belonging to the Cuscutaceae (Cuscu-