Phenotypic Variation and Changes of Chromosome Number in Plantlets Regenerated from Potato Protoplasts Studies on Isotype of Tubulins in Mung Bean Seedlings Studies on Image Automated Analysis and Recognition of Plant Chromosome A New Baccharane-Type Triterpenoid Isolated from the Roots of Saussurea lappa C. B. Clarke Effects of land use type on soil nutrient distribution in northern agro-pasture ecotone Haloxylon ammodendron community patterns in different habitats along southeastern edge of Zhunger Basin Litterfall in main forest ecosystems of Northeast China Spermatophyte flora in Hunshandake sand Spatial distribution pattern of Larix chinensis population in Taibai Mt Allelopathy of root exudates from two genotypes soybeans on root rot pathogenic fungi Comparison of clonal architecture between two divergent Leymus chinensis types in Songnen grassland Review on relationship between invasiveness of plants and their DNA C-value The salinity-adaptation physiology in different ecotypes of Phragmites communis in the Yellow River Delta Ⅱ.the characteristics of photosynthetic gas exchange in different ecotypes of Phragmites communis The Construction and Interference Effects to HSV-2 of UL27, UL29 shRNA Expression Vectors Effects of genotype and environment on protein and starch quality of wheat grain Conditions and countermeasures for development of sightseeing-type agriculture in Zhejiang Province Effects of nitrogen fertilizer on yield components of different genotypic winter wheat in sub-humid farmland ecologic system Effects of nitrogen fertilizer and genotypes on the nitrogen and phosphorus accumulation of winter wheat grain during grain-filling period in a sub-humid farmland eco-system A study on developing resource-saving animal husbandary in poor mountain regions--Experiments on meat-type rabbit keeping Generic identity of Camptorrhiza indica (Colchicaceae) based on cytogenetics and molecular phylogenetics Phylogeography of Spiraea alpina (Rosaceae) in the Qinghai-Tibetan Plateau inferred from chloroplast DNA sequence variation A classification study for chrysanthemum (Chrysanthemum ×grandiflorum Tzvelv.) cultivars based on multivariate statistical analyses Distribution Characteristics of Patch Sizes in the Vegetation Landscape in Beijing Study on Chromosome Cbanding in Leymus racemosus and Its Related Species The C4 Plants in Inner Mongolia and Their Eco-geographical Characteristics Genotypic Mapping Using RFLP Markers on Doubled Haploids Derived from a Cross Between indica and japonica Rice Vegetation Types, Community Species Diversity and Conservation of Southern Fildes Peninsula (King George Island, South Shetland Islands) Antarctic Comparitive Study on Characters of Two Divergence Types of the Clone Population Leymus chinensis in the Songnen Plain of China Comparative Study on the Characteristics of Photosynthesis and Transpiration in Aneurolepidium chinense of Different Soil Types Influence of climate change on sterile-type cooling injury in rice in Heilongjiang Province, China Effects of 1, 2, 4-trichlorobenzene on physiological characteristics during grain filling stage and grain yield of rice of different genotypes Effects of climate, forest type and light availability on litter decomposition rate in forests of Northeast China Impact of landscape metrics on grain size effect in different types of patches: a case study of Wuxi City Characteristic of soil macropores under various types of forest coverage and their influence on saturated hydraulic conductivity in the Three Gorges Reservoir Area Coupling effects of different land preparation and vegetation on soil moisture characteristics in a semi-arid loess hilly region Evaluation of soil bulk density in Chinese terrestrial ecosystems for determination of soil carbon storage on a regional scale The effects of habitat type and nitrogen deposition on the invasion of Hydrocotyle vulgaris in wetland plant communities Plant and soil ecological stoichiometry with vertical zonality on the northern slope of the middle Tianshan Mountains Relationship between shallow landslide erosion and vegetation in the Ziwuling forest area: a case study of the “7·21” disaster in Fuxian County Classification of plant functional types and spatial pattern in Shanxi Province Dynamic of leaf litter stoichiometric traits dynamic and its relations with decomposition rates under three forest types in Three Gorges Reservoir Area Effects of forest type on soil organic matter, microbial biomass, and enzyme activities. Ecological and evolutionary morphological characteristics of Aneurolepidium chinense population Physiological response to salt-alkali stress in experimental populations in two ecotypes of Leymus chinensis in the Songnen Plains of China Humus composition of black soil and its organo-mineral complexes under different fertility level CLASSIFICATION OF PLANT FUNCTIONAL TYPES BASED ON DOMINANT TREE SPECIES IN THE FOREST ECOSYSTEM AT FUNIU MOUNTAIN NATIONAL RESERVE, EAST CHINA Physiological Adaptation of Habitat by Ion Distribution in the Leaves of Four Ecotypes of Reed (Phragmites australis) A New Type of Embryo Sac in Cardiopteris and Its Systematic Implication Analysis of Relationships Between Patterns of Vegetation and Soil in Shanxi Plateau Study on The Species Diversity Of Elaeagnus mollis Community in Shanxi The Ecological Classification and Ordination of Maowusu Sandy Grassland Landscape A Study on Keteleei Ria Davidiana and its Community in Hilly Area in Dangyang of Hubei Province Genecological Studies of Spartina alterniflora Loisel I. The Difference in Physiological Reaction Among the Three Kinds of Spartina alterniflora in Saline Environments A Phenology Study on the Common Tree Species of Natural Secondary Forests in Northeast China Analysis of Ecotypes and their Geographical Distribution of Wild Soybean (G. soja) in the World The Vegetation and its Indicative Siguificance to the Habital Types in Joulong Mountain Area, Beijing Vegetation Types on Northern Slopes and the Interior of Central Kunlun Mountains Preliminary Study on Weed Types of Farm Land in Fengqiu County, Henan Province The Vegetation and Rational Utilization on the Nanshan Mountain of Chengbu County, Hunan The Soil Habitat Types of Poacynum hendersonii communities in the Tarim Basin of Xinjiang The Main Vegetation Types and Their Distribution in the Gongga Mountainous Region A Brief Report on the Forest Vegetations in Baizha Region of Qinghai Province Genotypic variation and environmental effects on yield, quality and agronomic traits of sweet potato Effects of curing methods on conversion rate of nicotine and TSNAs contents of tobacco Improvement of HIMS evapotranspiration module and its application in Haihe River Basin Research progress on collocation planting of crops for decreasing the loss of soil nitrate nitrogen through leaching Assessment of the impact of Grain for Green project on farmers‘ livelihood in the Loess Plateau Effects of long-term fertilization on soil fungi Application of spatial viewshed analysis in classifying scenic forests along the Badaling Great Wall Plant allelopathy types and their application in agriculture Characteristics of adsorption and desorption of copper and cadmium ionsin soils under different land use types AMMI-Biplot analysis of yield stability and test-site representativeness of proso-millet cultivars Soil P desorption in different land use types in Dianchi Lake Watershed Effects of straw incorporation and N fertilization on soil respiration during maize (Zea mays L.) growth in Huanghuaihai Plain Analysis of dynamic variations in crown characteristics ofdifferent root-type alfalfa plants Assessment of current conditions of household fertilizationof apples in Weibei Plateau Effects of ecological conditions on main quality traits of sweetpotato Effect of planting density on nitrogen uptake, utilization anddistribution in winter wheat Arbuscular mycorrhizal fungi diversity and its relationship with soil environmental factors in different soil types Changes in NDVI and yield of winter wheat cultivars with different plant types