Eucommia ulmoides seedlings can be used to extract rubber, and the age of the tree is increased to 10 ~ 15 years, and more than 270 kilograms of rubber can be produced per hectare. Eucommia gum content. Yes, the gum content of dry bark is11%~ 20%; The gum content of dried fruit with kernel is 65438 02%; The gum content of dry leaves is 4% ~ 6%; The gum content of slender branch bark is 65438 00%.
Eucommia ulmoides gum is a kind of natural rubber, which is produced from Eucommia ulmoides Oliv. of Eucommiaceae and is a special product in China. Except wood, leaves, roots, skins and seeds of Eucommia ulmoides contain gutta-percha.
The largest Eucommia ulmoides Oliv. China base is located in Lueyang County, Qinling Mountains, with 65.438+300 million high-quality Eucommia ulmoides and 580,000 mu. The unique natural environment of the Great Qinling Mountains provides a good hotbed for the growth of this rare ancient tree.
Lueyang Jiamu Eucommia Industry Co., Ltd. is an agricultural industrialization science and technology demonstration enterprise integrating Eucommia technology research and development, product development, market development and base construction, and is a key support enterprise of the Technology Innovation Fund of the Ministry of Science and Technology and the Ministry of Finance. It is also the owner of filling many technical gaps and developing Eucommia ulmoides Oliv. , is the backbone and leading enterprise in this field in China.
There are nearly 20,000 mu of Eucommia ulmoides forest in Cili County, Zhangjiajie. It is a large Eucommia forest farm built under the guidance of Soviet experts in the early days of liberation. It is also one of the world-famous Eucommia ulmoides forest farms and is known as the "hometown of Eucommia ulmoides".