An effect on acidulation of Jin He phosphate rock with additives for raising the aciduation rate is studied and the optimum amount of is determined.

Study on the Features of Magnetic Field and the Sedimentary Structure in Mohe Basin;

Provenance Analysis of Middle Jurassic Sediments and Its Geological Significance in Mohe Basin;

Tectonic Characteristics and Basin Evolution of the Mohe Basin, Heilongjiang Province;

Analysis of diversity of the plant community in estuary wetland of the Shiwulihe River in the basin of the Chaohu Lake;

Species composition and distribution of birds in estuary wetland of Quanzhou Bay;

Based on discussing the formation and evolvement of estuary wetland and the characteristics of estuary wetland ecosystem, this article takes pilot studies of the protection and utilization status of the great rivers' estuary wetlands between China and foreign countries, in order to provide determinate reference and revelation of the protection and utilization of estuary wetlands in China.

This paper also calculated service value and came out the result that the total value of the Yulinhe river wetland ecosystem service was about 43.

The function of river wetland is illustrated.

Based on statistic materials and remote sensing image data,analysis on the changes of the river wetland of main stream of the Yangtze River(Hubei section) in time and space was conducted by the method of qualitative analysis and landscape index analysis.

Research progress in agricultural non-point nitrogen pollution control in riparian wetlands;

Correlation between soil total nitrogen content and water content in riparian wetland

The microbes amount in riparian wetland of Mengjin section of Yellow River of different land uses and vegetation communities was detected,with analysis of the biodiversity by calculating the Simpson\'s index.