Effects of controlled release nitrogen fertilizer on surface water N dynamics and its runoff loss in double cropping paddy fields in Dongtinghu Lake area;

Productivity potential of climate-soil for double cropping rice in Fujian Province based on GIS technology;

Field experiments were conducted in double cropping rice field during 2005-2006 to study the effects of no-tillage cast transplanting on rice nutritional characteristics.

Field experiments were conducted in double cropping rice field during 2005-2006 to study the effects of different tillage methods on the changes of rice growth,its yield and soil fertility.

Based on the WOFOST crop model, jointing the climate simulated data produced by climate model, the simulation research was carried out about the impacts of the climate change on the yields and growth of double-harvest rice in the southern China during the future one hundred years.

Effect of potassium application on its efficiency and balance in double rice regions in Hunan Province;

Application of raising technique in upland nersery in cultivation of double cropping late rice;

The emergence of the tillers and the formation of the panicles during the seedling and field periods under scattered-planting with seedling dry-raised in plastic trays (DPT) in double-season rice were investigated.