搜索结果: 1-5 共查到“农学 mammal”相关记录5条 . 查询时间(0.089 秒)
Tree plantations replacing natural grasslands in high biodiversity areas: How do they affect the mammal assemblage?
Productive landscape Tree plantation management Medium to large-size mammals Species richness Species composition Keystone habitats Landscape heterogeneity
2024/1/23
Monoculture plantations of fast-growing trees are increasing worldwide and, in many cases, these replace highly diverse natural environments. The Mesopotamian Savannas and the Iberá marshes ecoregions...
Effect of tree seed crop on small mammal populations and communities in oak and beech forests in the Drahany Upland (Czech Republic)
small mammals oak forest beech forest seed crop Apodemus spp. Clethrionomys glareolus
2015/2/6
In 2002 (year with poor seed crop) and 2003 (year with good seed crop), the trapping of small mammals was carried out into standard snap-traps on transects situated in the area of the Křtiny Trai...
Australia’s tropical mammals are in trouble, with a quarter of species suffering serious decline since 1970, and the devastation evident in iconic areas such as Kakadu National Park.
Small mammal response to group selection silvicultural systems in Engelmann spruce–subalpine fir forests
small mammals southern red-backed vole (Clethrionomys gapperi) common shrew (Sorex cinereus) dusky shrew (Sorex monticolus) group selection silvicultural systems Engelmann Spruce–Subalpine Fir zone
2009/1/9
We measured small mammal response to several different group selection silvicultural systems that varied by opening size (0.03, 0.13, and 1.0 ha) but maintained a consistent 30% area removal. The sout...
Microsurgical nuclear transfer by intraooplasmic karyoplast injection as an alternative embryo reconstruction method in somatic cloning of pigs and other mammal species; application value of the method and its technical advantages: a review
somatic cloning microsurgical nuclear transfer karyoplast intraooplasmic injection chromatin remodelling epigenetic reprogramming
2015/6/1
The introduction of cell nuclei into enucleated recipient cells, beyond enucleation, is the most significant stage of somatic cloning procedure. Microsurgical transfer of somatic nuclei can be an alte...