Study on the Technique System of Micropropagation in Pomelo;

sativus , 2 n=2x =14) were used as explants to establish the micropropagation system.

The cytokinin activity of thidiazuron(TDZ) was studied in micropropagation of Dioscorea opposita, and the differences in cytokinin activity were tested between TDZ and purine-type cytokinins such as KT, BA and 2ip.

Hydroacoustic measurement of spawning stocks of Megalobrama hoffmanni in Qingpitang reach of Xijiang River;

A high efficient protocol for Phalaenopsis in vitro propagation;

The success of in vitro propagation of Opuntia dillenii is helpful to the multiplication of other Opuntia plants.

In vitro propagation of garlic was studied by using regular varieties as material and B5 as the basal medium.

The area of introduction and origin of these trees were summarized,and the advance of study on propagation in vitro of Acacia species which it was introduced successfully in china in recent years was summarized from three aspects such as,micro-propagation,organogenesis,somatic cell embryogenesis.

The Micropropagation from Axillary Bud and Seedlings Regeneration of Larix kaempferi;

The propagation techniques of Woodfordia fruticosa were summarized in the paper,that including seed propagation and asexual reproduction which consisted mostly of cuttage and micropropagation,and introduces the status of this study in India as well as in China,and provides guidance for further research work.