浙江林业科技
浙江林業科技
절강임업과기
JOURNAL OF ZHEJIANG FORESTRY SCIENCE AND TECHNOLOGY
2013年
5期
35-39
,共5页
赵颖%王国明%王美琴%张玲%邱海嵊
趙穎%王國明%王美琴%張玲%邱海嵊
조영%왕국명%왕미금%장령%구해승
海岛树种%生理指标%抗逆性%生境
海島樹種%生理指標%抗逆性%生境
해도수충%생리지표%항역성%생경
species%physiological indicators%resistance%habitat
为了评价海岛树种抵御干旱、盐雾等逆境能力,在分布与生境调查的基础上,对21种树种进行脯氨酸和叶绿素含量测定。结果表明:脯氨酸含量均值较小(1.0977~1.6231)且波动幅度也小(0.3742~0.6798)的树种,或脯氨酸含量均值稍大(3.0666~4.7591)且波动幅度也同步增大的(1.1729~1.7602)树种,其抗逆性较强,如海岸卫矛(Euonymus tanakae)、日本女贞(Ligustrum japonicum)、全缘冬青(Ilex integra)、柃木(Eurya japonica)、普陀樟(Cinnamomum japonicum var. chenii)、海滨木槿(Hibiscus hamabo)、厚叶石斑木(Raphiolepis umbellata);但脯氨酸含量波动幅度极大(4.9917~9.4149),通常情况下抗逆性较弱,如舟山新木姜子(Neolitsea sericea)、赤楠(Syzygium buxifolium)、黄连木(Pistacia chinensis)、柯(Lithocarpus glaber)、罗浮柿(Diospyros morrisiana),同时抗逆性强的树种叶绿素含量均较低(0.651~1.371),但叶绿素a/b值高(4.442~5.066)。综合判断抗性强的树种主要有日本女贞、海岸卫矛、全缘冬青、海滨木槿、厚叶石斑木、柃木、普陀樟、密花树等,这些树种主要分布在基岩海岸。
為瞭評價海島樹種牴禦榦旱、鹽霧等逆境能力,在分佈與生境調查的基礎上,對21種樹種進行脯氨痠和葉綠素含量測定。結果錶明:脯氨痠含量均值較小(1.0977~1.6231)且波動幅度也小(0.3742~0.6798)的樹種,或脯氨痠含量均值稍大(3.0666~4.7591)且波動幅度也同步增大的(1.1729~1.7602)樹種,其抗逆性較彊,如海岸衛矛(Euonymus tanakae)、日本女貞(Ligustrum japonicum)、全緣鼕青(Ilex integra)、柃木(Eurya japonica)、普陀樟(Cinnamomum japonicum var. chenii)、海濱木槿(Hibiscus hamabo)、厚葉石斑木(Raphiolepis umbellata);但脯氨痠含量波動幅度極大(4.9917~9.4149),通常情況下抗逆性較弱,如舟山新木薑子(Neolitsea sericea)、赤楠(Syzygium buxifolium)、黃連木(Pistacia chinensis)、柯(Lithocarpus glaber)、囉浮柿(Diospyros morrisiana),同時抗逆性彊的樹種葉綠素含量均較低(0.651~1.371),但葉綠素a/b值高(4.442~5.066)。綜閤判斷抗性彊的樹種主要有日本女貞、海岸衛矛、全緣鼕青、海濱木槿、厚葉石斑木、柃木、普陀樟、密花樹等,這些樹種主要分佈在基巖海岸。
위료평개해도수충저어간한、염무등역경능력,재분포여생경조사적기출상,대21충수충진행포안산화협록소함량측정。결과표명:포안산함량균치교소(1.0977~1.6231)차파동폭도야소(0.3742~0.6798)적수충,혹포안산함량균치초대(3.0666~4.7591)차파동폭도야동보증대적(1.1729~1.7602)수충,기항역성교강,여해안위모(Euonymus tanakae)、일본녀정(Ligustrum japonicum)、전연동청(Ilex integra)、령목(Eurya japonica)、보타장(Cinnamomum japonicum var. chenii)、해빈목근(Hibiscus hamabo)、후협석반목(Raphiolepis umbellata);단포안산함량파동폭도겁대(4.9917~9.4149),통상정황하항역성교약,여주산신목강자(Neolitsea sericea)、적남(Syzygium buxifolium)、황련목(Pistacia chinensis)、가(Lithocarpus glaber)、라부시(Diospyros morrisiana),동시항역성강적수충협록소함량균교저(0.651~1.371),단협록소a/b치고(4.442~5.066)。종합판단항성강적수충주요유일본녀정、해안위모、전연동청、해빈목근、후협석반목、령목、보타장、밀화수등,저사수충주요분포재기암해안。
Determination of proline and chlorophyll content in 21 plant species in islands of Zhoushan, Zhejiang province, in order to evaluate drought and soltfog-resistance, etc. of these species. The results showed that tested species with lower proline content(1.0977-1.6231) and small change range(0.3742-0.6798), or higher proline content(3.0666-4.7591) and high change range(1.1729-1.7602) had strong resistance, such as Euonymus tanakae, Ligustrum japonicum, Ilex integra, etc. but species with greater change range (4.9917-9.4149) had weak resistance, like Neolitsea sericea, Syzygium buxifolium, etc. Species with strong resistance had lower chlorophyll content (0.651-1.371), but higher a/b value (4.442-5.066). The determination indicated that strong resistant species were L. japonicum, E. tanakae, I. integra, etc. These species were mainly distributed in rocky coastal area.