| 1. | Yet scolytids do not normally attack healthy trees .
事实上，棘胫小蠹是不危害健康树的。 |
| 2. | Synthesis of bark beetle pheromone verbenol and verbenone
松小蠹信息素马鞭烯醇和马鞭烯酮合成研究 |
| 3. | Methods for quarantine and identification of hylurgopinus rufipes eichhoff
美洲榆小蠹检疫鉴定方法 |
| 4. | Adult emergence rule of ips typographus linnaeus monitored by pheromone
应用信息素监测云杉八齿小蠹的扬飞规律 |
| 5. | Scanning electron microscope observation on antenna of tomicus piniperda
松纵坑切梢小蠹成虫触角的扫描电镜观察 |
| 6. | Synthesis and test on the acetal compounds from pheromone of tomicus piniperda
松小蠹信息素乙缩醛类化合物的合成及其趋性测定 |
| 7. | Study on the biological control of steinernema feltiae against hylurgus ligniperda on the entry log
斯氏线虫对进境原木上长林小蠹的防治试验 |
| 8. | Test of tropism response of tomicus piniperda to mixture compounds extracted from pinus yunnanesis needles and shoots
纵坑切梢小蠹对云南松枝梢提取物趋性测试 |
| 9. | The avian activity also changes the chemical " flavor " of the trees by boosting terpenes ? chemicals found to repel tree - eating pests such as bark beetles as well as porcupines and squirrels
鸟类活动还会刺激树木产生松烯，改变树木的化学味道这种化学物质已知可以驱除啃食树木的害虫，如树皮小蠹，以及豪猪、松鼠等。 |
| 10. | The investigation on the species and amount of the pest in burned forest in heihe area showed the plantation of pinus slyuestris var . mongolica and larix gmelinii were easily attracted by ips spp . and anoplophora spp . . the relationship between the smoked height and diameter at breast height of poles and the occurrence of the pests was analyzed with binary logistic regression
摘要文章通过对黑河地区过火林地的虫害发生数量和种类的调查研究，表明樟子松和落叶松人工林在火烧后极易受到小蠹类和天牛类蛀干害虫的攻击。 |
