Isolation of Rhodopseudomonas rutila from the rice root and its physiological and ecological properties;

Soil culture experiment was conducted to study the effect of rice root aerenchyma on root iron plaque by Jiahua 1 this kind of geno-type rice.

Pot experiments with middleseason rice Peiliangyou93 on the effects of dicyandiamide (DCD) on rice root system,photosynthetic and economic characteristics are conducted,which shows that the total volume of root system is enhanced significantly and root absorbed characteristics are improved under low dicyandiamide concentration of 7.

Effects of ammonium uptake on the changes of plasma membrane potential of rice roots;

The intensity of N,P,K absorption of rice roots increased gradually with plant growth Itreached the peak during the panicle developing stage,then decreased.

Rice roots stratified by fractal dimension was established based on the fractal dimension of the spatial distribution of rice roots model.

Effect of pesticides application on controlling of tomato root distribution in subsurface drip irrigation;

Preliminary study on the effects of root distribution and fertilizing methods on growth and development of rice;

Impacts of different water supplied conditions on root distribution,yield and water utilization efficiency of winter wheat;

Study on the relationship between salt content of soil and both Apocynum root system distribution and plant growth;

We did the investigation of plant root system distribution and the dissection experiment of the temporary plants on 6\|year\|oldpingguoli in early harvest garden.