Method for breeding cold-resistant eucalypt Xiang eucalypt No.1 variety suitable for north latitude 26 to 30 degrees
A kind of eucalyptus, cold-resistant technology, applied in the field of breeding of eucalyptus varieties, can solve the problems such as not very cold-resistant, and achieve the effect of developed woody components and strong cold resistance
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[0019] [Specific embodiments] The present invention is further described by the above examples:
[0020] The inventor used 500 mu of barren hills in Lixian County, Hunan Province to try to plant "Xiang Eucalyptus No. 1". After three years of planting and management, it has grown into a large piece of Eucalyptus forest with an average tree height and diameter at breast height of 13m and 12cm respectively. The growth is lush and the growth is gratifying. The method is as follows:
[0021] 1. Determining Eucalyptus species: Determining Dunn’s Eucalyptus as the best tree species,
[0022] 2. Breeding process of cold-resistant "Xiang Eucalyptus No. 1":
[0023] 1. Preparation and sterilization of culture medium: Take out various mother liquors from the prepared mother liquor, then add sugar, carrageenan and water to stir evenly, adjust the pH value, divide the culture medium into culture bottles, and put them in the pressure steam Sterilize in the sterilizer. When the pressure in...
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