Phytophthora Wilt of Carnation in Taiwan and Hawaii
Other Title
臺灣與夏威夷之康乃馨疫病
Journal
植物保護學會會刊
Journal Volume
32
Journal Issue
2
Pages
145-157
Date Issued
1990-06
Date
1990-06
Author(s)
Pao-Jen Ann
Richard Kunimoto
Wen-Hsiung Ko
安寶貞
Kunimoto, R.
柯文雄
Abstract
Phytophthora parasitica, P. capsici, P. cryptogea and an undescribed species of Phytophthora were isolated from carnation in Taiwan. P. cap sici and P. cryptogea were also iso1ated from carnation in Hawaii. AII identified species of PhytoÏ hthora from Taiwan and Hawaii caused wi1ting of carnation seed1ings in pathogenicity tests. P. parasitica iso1ated from other hosts and P. capsici from peppers were also pathogenic to carnation seed1ings. P. caÏ sicz iso1ated from carnation in Taiwan caused wi1t to peppers, whi1e the iso1ate from Hawaii was nonpathogenic to peppers. Development of Phytophthora wilt of carnation was more rapid at 25-30 â than at 15-20â for a11 of the three species of PhytoÏ hthora tested.
Phytophthora Parasitica, P. capsici, P. cryptogea 與一未知之疫病菌自臺灣之康乃馨上分離到。同時,P. capsici 及P. cryptogea 亦從夏威夷之康乃馨上分得。在病原性測定試驗中,分得之P. parasitica,P. capsici 及P. cryptogea 均能感染康乃馨。而從其他寄主所分離之P. parasitica 及甜椒上分離之P. capStCt 亦能引起康乃馨幼苗死亡。為害臺灣康乃馨之P. capsici 菌株可以感染甜椒幼苗,但夏威夷菌株則對甜椒無病原性。康乃馨幼苗在接種疫病菌後,其病勢進展在25-30℃較15-20 ℃為迅速,病情亦較嚴重。
Subjects
Carnation
Phytoρhthora
康乃馨
疫病菌
Publisher
中華植物保護學
Type
journal article
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