搜索结果: 1-7 共查到“农学总论 tree”相关记录7条 . 查询时间(0.203 秒)
Leaf Litter Decomposition of Mediterranean Tree Species in Relation to Temperature and Initial Water Imbibition under Microcosm Experiments
Litter decomposition Microcosm temperature water imbibition Mediterranean tree species
2010/11/15
Four leaf litter types belonging to mediterranean tree species (sweet chestnut, Castanea sativa; downy oak, Quercus pubescens; holm oak, Quercus ilex; and Aleppo pine, Pinus halepensis) were incubated...
COMMUNITY COMPOSITION AND TREE POPULATION STRUCTURE IN UNDISTURBED AND DISTURBED TROPICAL SEMI-EVERGREEN FOREST STANDS OF NORTH-EAST INDIA
Dominance Species diversity Floristic composition Forest structure Girth class
2010/3/26
Species composition, density, importance value index, diversity, dominance and tree population
structure were studied in disturbed and undisturbed stands of tropical semi-evergreen forest in Lunglei ...
MONITORING MULTISPECIES INTERACTIONS: A CASE STUDY OF 16 MAIN TREE SPECIES ALONG THE NORTHEAST CHINA TRANSECT
Interspecies mean crowding coefficients multispecies habitat conservation plans Northeast China Transect resource exploitation competition Taylor’s power law
2010/3/26
Viability of single species can be understood only in the context of ecological interactions with the other species and the environment. Monitoring multispecies interactions and their environment is c...
Leaf area determination of shea butter tree (Vitellaria paradoxa C.F. Gaertn.)
shea butter tree leaf area linear models
2008/11/14
Linear dimensions (length and width) and adaxial area of shea butter leaves obtained from 13 month old seedlings were measured. Correlation analysis revealed highly significant (P < 0.01) positive re...
Root distribution of apple tree under various irrigation systemswithin the hilly region of Romania
root distribution apple tree irrigation
2008/11/13
The present paper shows the effects of various irrigation methods on the distribution of roots in the Golden Delicious apple cultivar grafted on MM 106 rootstock under the specific conditions of the h...
EFFECT OF LANTANA CAMARA L. COVER ON LOCAL DEPLETION OF TREE POPULATION IN THE VINDHYAN TROPICAL DRY DECIDUOUS FOREST OF INDIA
declining species population demographic instability invasion lantana cover
2010/3/24
The dry deciduous forest of northern India is being progressively invaded by an alien invasive
woody shrub Lantana camara L. (Lantana). The invasion of lantana threatens the survival of many species....
PHYLOGENETIC TREE BUILDING USING A NOVEL COMPRESSION-BASED NON-SYMMETRIC DISSIMILARITY MEASURE
phylogenetic trees non-symmetric dissimilarity measures Unweighted Pair Group Method with Arithmetic Mean compression–based similarity measure hydrogenase proteins
2010/3/24
An approach of building phylogenetic trees is to define a distance function based on amino
acid sequences of distinct proteins. The aim of this approach is to determine a weighted tree topology that ...