农学 >>> 农学总论 作物学 园艺学 土壤学 植物保护学 农药学 林学 畜牧学 兽医学 水产学
搜索结果: 1-9 共查到农学 fruit trees相关记录9条 . 查询时间(0.046 秒)
Forty plant parasitic nematode species were identified in soil of fruit orchards in the southeastern and southwestern areas of the Danubian Lowlands and East Slovak Lowland, characterised by light san...
Cherry leaf roll virus (CLRV), Myrobalan latent ringspot virus (MLRSV) and Strawberry latent ringspot virus (SLRSV) were transferred by budding to woody trees, hybrid Ishtara, peach cv. GF 305 and cv....
Optimum growth and production of fruit crops is strongly linked to managing irrigation water. Various method of estimating tree water requirements have been utilized such as direct and indirect soil, ...
Four on-farm plantations (KRNAP Vrchlabí, the Orchard of Reconciliation in Neratov, Podyjí National Park, and Šumava National Park) were successfully established in a traditional form, with large...
Studies on the damage, biology, natural enemies and management of the economically important eriophyid mites: persimmon bud mite, Aceria diospyri, ficus mottle mite, Aceria ficus, peach silver mite, A...
A method was developed to evaluate water contents of fruit trees using infra-red photography. The irrigation of potted Satsuma mandarin trees and grapevines was suppressed to induce water stress. Duri...
Structural Development of the Cells in Fruits,Leaves and Roots of Fruit Trees.
Despite the important role that indigenous fruit trees play in the food security and livelihood of households in southern Africa, investments in the cultivation and conservation of indigenous fruit tr...
摘要 在介绍近年来植物嫁接杂交研究新进展的基础上,着重阐述了嫁接杂交与果树遗传特殊性的关系。砧木中的遗传物质转移并整合到接穗生殖细胞和胚胎细胞的染色体组中,是杂种后代出现大量野生植株和果树遗传不遵守孟德尔定律的主要原因。还讨论了嫁接杂交在果树育种中的重要意义。 Abstract:Emphatically discusses the relationship between graft hyb...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...