Strontium isotopes as a tracer of plant nutrition element source in yellow soil region of Guizhou Province;

Study on the nutrients characteristic in mountain yellow soil of Chongqing baced on the mathod of principal component analysis and cluster analysis;

N-loss of ammonia-volatilizing from urea applied in both red soil and yellow soil with the rotation of Digitaria ischaemum in spring and winter radish in autumn;

Characteristics of Pb absorption and accumulation by tomato in acid yellow soil;

Pot experiments were conductedand plant analysis was made to study the effects of Cd and Pb on the growth of lettuce and its heavy metal uptake when growing in polluted yellow brown soil.

And the soil vertical distribution is in the order of yellowcinnanon soil (<900 m),yellow brown soil ( 900.

The characteristics of adsorption-desorption of Cd in yellow brown earth with pH;

The adsorption of Cu2+by four typical soils--latersol, red l atersol, yellow brown earth and dark brown earth of China were measured under si ngle and coexisting Na+,Ca2+or Zn2+conditions, respectively.

Soil microelements under different vegetation restoration patterns in yellow soil slope region of mid-subtropics.;

In the case of Nverzhai watershed in Wulin mountain region,community structures of Machilus pingii secondary forestry were studied in the yellow soil slope region of middle subtropics,which included vertical layer structure,distribution patterns of dominant populations and DBH & height structure of tree layer.