The microbial number,microbial biomass,and enzymatic activities in five upland soils under agricultural utilization for 50-700 years were determined,with the correlations between soil microbiological characteristics and agricultural utilization duration analyzed.

Study on Evolution of Species Traits and Quality Characters of Changwu Brand in Dryland of the Loess Plateau

This paper reviewed the development situation of aerobic cultivation in lowland rice on its main physiological characteristics,drought-resistant mechanism,high-yield cultivation technique and existing problems.

Aerobic cultivation of paddy rice is becoming a most important way in water saving cultivation of rice and is being extended gradually in China.

The study on physiological characteristics of root system in transgenic(BADH) rice under dry cultivation;

Characteristics of grain filling for transgenic rice lines expressing betaine aldehyde dehydrogenance gene under dry cultivation;

Effect of dry cultivation on growth indicators and economic yield of rice;