Study On Recovery And Modified Countermeasure Of Autumn Leaves Landscape In Lu Mountain Scenic Spot

Lu Mountain Scenic Spot in changsha city is one of four traditional red leaves in china,Liquidambar formosana is famous red leaf tree,in order to protect Liquidambar formosana nature landscape resources,recover and construct autumn colore leaf landscape in Yue Lu Mountain,the author survey and analysis autumn colore leaf landscape in Lu Mountain scenic spot,have some aspects:(1) Analysis the influence of external environment to autumn colore leaf,found the autumn colore leaf formation include some aspects,include internal cause(Genetic) and external cause(low temperature,illumination,drought,air humidity)etc.are closely linked.Leaf's colore change is internal and external cause comprehensive action results.(2) The investigate and classification of autumn colore leaves,basis the paper emphatically,according to botanist statistic,174 families 597 genera 977 species,which have 117 families 403 genera 555 species are wild seed plants,hardly have north temperate zone trees all typic generas.After investigating,autumn colore leaf trees are 74 species in scenic spot,which reds are 29 species,occupy 41.9%,yellows are 43 species,occupy 58.1%.(3) Study on colore leaf landscape protect and optimization technology,field investigation and indoor analysis are Combination,data collection,field investigation and indoor processing three steps,survey more than ten plant communities, representation 8 Liquidambar formosana samples emphasis statistical and analysis.Includes:Castanopsis fargesii+ Liquidambar formosana- Adinandra elegans-Aster ageratoides community(Sample 1 ),Castanopsis sclerophylla+ Ilex purpurea- Sorbus folgneri- Cyrtomium fortunei community(Sample 2),Liquidambar formosana+ Ilex ficoidea- Aidia canthioides- Sphaerocaryum malaccense community (Sample 3 ),Liquidambar formosana+ Helicia cochinchinensis—Ilex purpurea-Lophatherum gracile community(Sample 4 ),Alangium kurzii+ Liquidambar formosana- Litsea pungens—Maesa japonica community(Sample 5),Cinnamomum camphora+ Liquidambar formosana- Tarenna mollissima- Sphaerocaryum malaccense community(Sample 6),Liquidambar formosana+ Cyclobanalopsis glauca- Cudrania tricuspidata- Boehmeria nivea commtmity(Sample 7),Liquidambar formosana+ Acer oblengum- Ilex purpurea- Maesa japonica+ Boehmeria densiflora community(Sample 8 ).(4) Study on ancient Liquidambar formosana forest landscape protect and optimization finish technoloty,Existing ancient trees 307,main tree species is Liquidambar formosana 221,every tree have detail records and photo,according to the ancient trees' present situation,detail analysis of harm ancient trees survival factor, exist some questions:①Site condition poor.②Pets and diseases damage.③Trunk cavity.④Crown unbalance.⑤Wind,thunder,snow and ice etc.natural force damage.⑥Artificial factor damage.Put forword corresponding solution countermeasure:①Deep investigation of ancient trees in scenic spot,register and establish file.②Analysis of harm ancient trees survival factor.③Take scientific technology measure,curing rescue ancient trees.④Propaganda and Education protect ancient trees.⑤Making《Yue Lu mountain ancient trees management method》,carry out ptotect responsibility system.