News----South China Botanical Garden, Chinese Academy of Sciences

2015-12-25

Plant Physiological Ecology of Ferns in Subtropical Forests

As important components of tropical and subtropical forests, ferns play crucial roles in nutrient cycling, microclimate maintenance, and forest regeneration. It is a general point of view that ferns distribute commonly in shady understory, with some species on the brink of extinction, while others thrive in disturbed open habitats, forming monos...

2015-12-24

Regulation mechanisms of formation of aroma compounds of tea (Camellia sinensis) leaves and development of technique for improving tea aroma

Polyphenols, amino acids, and aroma compounds are fundamental for tea quality. The content of polyphenols in teas is 18-36% of dry weight, whereas amino acids and aromas account for 1-4% and 0.005-0.03%, respectively. Due to the relative contents of amino acids and aromas in teas, improvement of the amino acids and aromas of tea has recently att...

2015-12-22

C, N, and P cycles in ecological research

C, N, and P cycles are key topics in ecological research. Natural abundance of 13C and 15N of environmental samples can indicate the cycles of C and N, respectively.
　　Scientists in south China botanical garden explored the relationships between plant and soil δ13C and δ15N and key ecosystem functions and processes in mature subtropical fore...

2015-11-20

Significant progress of propagation in vitro and mechanism of seed asymbiotic germination of Paphiopedilum armeniacum was made by South China Botanical Garden

Paphiopedilum species, popularly known as slipper orchids because of the resemblance of their pouch-shaped lip to a lady’s slipper, gorgeous flower color and long-lasting flowering, have captured the interest of many orchid growers and hobbyists and are one of the most popular and rare orchid genera being sold and exhibited today. Wild populati...