The salinity tolerance of fifty excellent selections and cultivars of warm season turfgrass belonging to five genera and twelve species was determined by leaf firing percentage in hydroponic culture.

Artificial sowing was made of Gordonia acumimata to investigate the differences in its germination and seedling emergence at different depths of soil sealing and litter mulching.

Due to poor carbon source for denitrification in the horizontal part of VF/HF constructed wetlands,the influence of adding cattail litter on nitrate removal and the effluent quality was investigated.

The leaf withered type witche s broom of bamboo harm the tender leaves of new tip, caused an leaf and tip withered, witche s broom comes on in successive years.

The results show that the obtaining and accumulation of fluoride in peony foliage in a certain period are positively related while the fluoride content is negatively related to the distance between inspection spot and the source of fluoride pollution;that peony leaf tip blight is caused by air fluoride pollution but not by pathological changes.

Allelopathic effect of allelochemicals in Cunninghamia lanceolata litter and humus soil on its seed germination after decomposing for six months;

Allelopathic effects of allelochemicals in Cunninghamia lanceolata litter and humus soil on its seed germination after decomposing for three months;

Allelopathy of Allelochemicals of Chinese Fir Litter on Chinese Fir after Nine Months of Decomposition;