搜索结果: 1-6 共查到“林学 insect pests”相关记录6条 . 查询时间(0.093 秒)
The occurrence of insect pests on pedunculate oak tested on the Chrostowa II experimental plot
Quercus robur insects Carpathian natural-forest province resistance heritability variability
2015/3/27
The present paper is about the provenance and family diversity of insect occurrence on the offspring of 58 pedunculate oak (Quercus robur L.) trees representing 5 populations from the Polish range of ...
The occurrence of fungal and insect pests in riparian stands of the central Hron and Slatina rivers
riparian stands poplar willow aspen
2015/3/3
The paper deals with the occurrence of fungi and rusts, viruses and insects on main woody species in
riparian stands along the middle courses of the Slatina and Hron rivers in Slovakia in 2002–2004. ...
INSECT PESTS OF BAMBOOS IN ASIA - AN ILLUSTRATED MANUAL (4/4)
INSECT PESTS BAMBOOS IN ASIA ILLUSTRATED MANUAL
2014/4/30
As bamboos are now being grown more intensively in plantations, the need for a better understanding of and an increased vigilance against bamboo insect pests becomes both essential and urgent. This il...
INSECT PESTS OF BAMBOOS IN ASIA - AN ILLUSTRATED MANUAL (3/4)
INSECT PESTS BAMBOOS IN ASIA ILLUSTRATED MANUAL
2014/4/30
As bamboos are now being grown more intensively in plantations, the need for a better understanding of and an increased vigilance against bamboo insect pests becomes both essential and urgent. This il...
INSECT PESTS OF BAMBOOS IN ASIA - AN ILLUSTRATED MANUAL (2/4)
INSECT PESTS BAMBOOS IN ASIA ILLUSTRATED MANUAL
2014/4/30
As bamboos are now being grown more intensively in plantations, the need for a better understanding of and an increased vigilance against bamboo insect pests becomes both essential and urgent. This il...
INSECT PESTS OF BAMBOOS IN ASIA - AN ILLUSTRATED MANUAL (1/4)
INSECT PESTS BAMBOOS IN ASIA ILLUSTRATED MANUAL
2014/4/30
As bamboos are now being grown more intensively in plantations, the need for a better understanding of and an increased vigilance against bamboo insect pests becomes both essential and urgent. This il...