搜索结果: 1-5 共查到“植物保护学 Infestations”相关记录5条 . 查询时间(0.038 秒)
Monitoring infestations of oak forests by Tortrix viridana (Lepidoptera:Tortricidae) using remote sensing
oak leaf roller Marivan city Landsat satellite Quercus brantii Quercus infectoria
2016/9/2
We tested the suitability of Landsat images to track defoliation by insect herbivory with focus on the oak leaf roller, Tortrix viridana (Lep.: Tortricidae). Landsat images from the period before (200...
Mapping Giant Reed (Arundo donax) Infestations along the Texas–Mexico Portion of the Rio Grande with Aerial Photography
Invasive weed area estimation image classification maximum likelihood classifier
2015/12/26
Giant reed is an invasive weed throughout the southern half of the United States, with the densest stands growing along the coastal rivers of southern California and the Rio Grande in Texas. The objec...
Potential Ocean Dispersal of Cordgrass (Spartina spp.) from Core Infestations
Drift card estuarine invasive long-distance dispersal
2015/12/26
Nonnative Spartina species (cordgrasses) are widely distributed along the West Coast of North America, but have not invaded all bays with susceptible habitat. We used drift cards to assess the pattern...
Field evaluation of soybean cultivars for resistance to whitefly (Bemisia tabaci Genn.) infestations
Soybean resistance whitefly whitefly infestation screening
2011/1/10
Whitefly is one of the major yield reducing insect pests of soybean in the Mediterranean region. This study was conducted to screen soybean cultivars, taken from germplasm centers and private seed com...
Upland Cotton Susceptibility to Bemisia argentifolii (Homoptera: Aleyrodidae) Infestations
Bemisia argentifolii Cotton Susceptibility Infestations
2008/5/6
Seventeen upland cotton (Gossypium hirsutum L.) cultivars were evaluated in the field for susceptibility to Bemisia argentifolii Bellows and Perring in Imperial Valley, CA, from 1992 to 1996. All cult...