摘要
对来宾市降香黄檀进行了开花结实、生长量、气候适应性以及病虫害等方面的监测,得出4 a降香黄檀开花结实率达46%;平均树高达3.22 m,平均地径达6.38 cm;最低气温3℃以下连续3 d且最低气温5℃以下连续6 d或者最低气温5℃以下连续7 d,都对降香黄檀地上部分冻害有重要影响;主要病虫害包括:黑痣病、炭疽病、细菌性穿孔病、瘤胸天牛、金花虫、伪尺蠖等。
The essay aims to supervise the bloomfruits,increment,climate adaptability and plant diseases and insect pests of the 4a Dalbergia odorifera in Laibin. And we come to a conclusion： the 4a Dalbergia odorifera＇s blooming or maturing rate is 46% while the average height is as high as 3. 22 m. The minimum air temperature can reach below 3 degree as long as 3 days while the minimum air temperature can reach below5 degree as long as 6 or 7 days,which has an important effect on some freeze injury of Dalbergia odorifera. Besides the main plant diseases and insect pests include pigmented naevus disease,anthracnose,bacterial shot hole disease,tumour longicorn,golden flower insect and fake loopworm etc.
出处
《安徽农业科学》
CAS
2015年第4期67-68,224,共3页
Journal of Anhui Agricultural Sciences
关键词
降香黄檀
开花结实
生长量
气候适应性
病虫害
Dalbergia odorifera
Bloom ＆ mature
Increment
Climate adaptability
Plant diseases and insect pests
