Humus 第1页

DYNAMIC AND BALANCE OF SOIL NUTRIENTS UNDER LONG-TERM FERTILIZATION CONDITIONS I . Effects of fertilization on accumulation of soil humus and its qualities Influence of different treatment with straw and straw’s thickness on forming-sod time and turf quality Effects of environmental materials on maize growth and soil remediation of Pb and Cd contaminated soils Effect of no-tillage and rice straw manuring on the combined forms of humus and microbial activities in paddy soil STUDY ON SOIL HUMUS AND FERTILITY CHARACTERISTIC IN THE 29 YEAR-OLD PLANTATIONS OF CHINESE FIR ON DIFFERENT ROTATIONS THE EFFECT ON THE CONTROLLED BURNING TO THE SoIL HUMUS AND FERTILITY IN DIFFERENT FOREST STANDS Humus respiration and its ecological significance Microbial community and its activities in canopy- and understory humus of two montane forest types in Ailao Mountains, Northwest China. Distribution characteristics of soil humus fractions stable carbon isotope natural abundance (δ¹³C) in paddy field under long-term ridge culture. Allelopathic effects of the humus soils from Betula platyphylla and Quercus liaotungensis pure plantations on 9 kinds of common shrubs and herbs. THE EFFECT ON HUMUS AND SOME ENZYMES‘ ACTIVITY IN ALKALI SOIL BY DIFFERENT AMELIORATIVE WAYS EFFECTS OF CONTROLLING DAMPING-OFF USING PESTICIDES AND FOREST HUMUS ON LARCH SEEDLING DECOMPOSITION AMD TRANSFORMATION OF 14C-TRACED STRAW IN SOILS Complex stability characteristics of humus with Hg and its environmen tal significance Influence of the Spatial Structure of tress,etc. on the Young Trees of Pinus koraiensis under Natural Secondary Forest Impacts of Rubber Plantation Intercropping toLitter,Humus and Soil Property Effect of Bio-active Humic Substance on the Biomass of Glycyrrhiza uralensis,Soil Humus Composition and Enzymatic Activities Effect of planting Slenderstalk altingia under the canopy of sprout of Chinese fir on the soil humus and soil structure Effects of different ameliorant measures on the chemical and physical properties of soil in acid sulfate paddy field and rice yield Effects of organic material application on the structures of humic acids in low yield paddy soil Diastereoselective Mineralization and Bound Residue Formation of ¹⁴C-cycloxaprid and Its Distribution in Humus in Aerobic and Flooded Paddy Soils Allelopathic Effects of Humus Soil from Pinus tabulaeformis Forest on 10 Plant Species in the Loess Plateau Humus differentiation and correlation with other soil properties under pure forest in semi-arid loess hilly area Mechanism of nutrient preservation and supply by soil and its regulation Ⅱ Binding status of humus in brown earth type vegetable garden soils and its role in fertility Comparison analyses of the functional groups of natural enemy of Ancylis sativa (Lepioptera: Tortricidae) in jujube forestry with different managements Properties of organic matter in natural and reclaimed steppe soil Research advances of Tasmayi THE PHYSICAL AND CHEMICAL CHARACTER OF FOREST SOIL IN LOESS REGIONS Allelopathic Effects of the Humus Soil of Populus simonii and Robinia pseudoacacia on Tested Common Shrubs and Grasses Effects of snowpack on early foliar litter humification during winter in a subalpine forest of western Sichuan Soil humus differentiation and correlation with other soil biochemical properties in pure forests in semiarid lowhilly area of Inner Mongolia, China. Humus composition of black soil and its organo-mineral complexes under different fertility level Distribution characteristics of humus fraction in soil profile for the typical regions in the Loess Plateau SIMULATION STUDY ON 137Cs DISTRIBUTION IN THE EACH COMPONENT OF
IRRIGATIONFARMED GRAY-BROWN DESERT SOIL HUMUS Stereoisomer-specific Mineralization and Bound Residue Formation of ¹⁴C-Paichongding in Soils and Its Distribution in Humus Effects of humus on environmental mobility of mineral bound mercury