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: 1-15 共查到农学 Coffee相关记录17条 . 查询时间(0.093 秒)
Caffeine is a characteristic bioactive compound in tea and coffee plants, which is synthesized and accumulated extensively in leaves and seeds. However, little is known about the regulatory mechanism ...
The work relates coffee plantation characteristics with their spectral responses in TM/Landsat images to obtain identification patterns to be used in the mapping and monitoring of coffee lands of th...
Coffee is one of Brazil’s most important cash crops and the state of Minas Gerais is responsible for approximately 50% of the national production. However, in spite of its importance, updated inform...
An intercropping experiment involving coffee (sole), coffee/rice, coffee/plantain and coffee/ rice/plantain was carried out between 2007 and 2008 at the Cocoa Research Institute of Nigeria (CRIN) Uhon...
The study aims at determining the status of soil chemical fertility in four wild coffee forests of southeastern and southwestern Ethiopia. Accordingly, soil samples were collected from surface and sub...
Coffee (Coffea canephora) is the principal cash crop and the country’s largest agricultural foreign revenue earner in Uganda. Previous surveys confirmed that coffee grown in central Uganda was largely...
The Coffee Wilt Disease (CWD) is vascular disease due to Gibberella (Fusarium) xylarioides has decimated coffee plantations in the Democratic Republic of Congo. The authors determined the characters o...
Diseases and pests cause considerable crop losses and coffee is not an exception to this. In this context, evolving resistant planting stocks is an important breeding objective and finding germplasm c...
Aiming to investigate the effects of crescent weedy periods on the extension of the period before weed interference on coffee fruit production under two kinds of weed control, field trials were conduc...
This week, at the Common Fund for Commodities’ 20th Anniversary Seminar in The Hague, CABI presents the final report of a seven year study on coffee wilt disease funded by the Common Fund, together wi...
Development of somatic embryos from coffee leaf explants has been studied in detail by scanning electron microscopy (SEM). Friable embryogenic callus is formed by single spherical cell aggregates of a...
A histological and ultrastructural study of somatic embryogenesis in coffee embryos was made by light microscopy and transmission electron microscopy. A comparative study on somatic and zygotic embry...
In a hilly area in Lampung State, the southern end of Sumatra Island in Indonesia, coffee is commonly cultivated on hillsides with steep slopes and soil erosion affects sustainable coffee production. ...
This paper investigates the stress of a static worker using work load, pulse rate and chaos system analysis to determine the effect of rest during work for stress reduction, and the effect of caffeina...
The influence of six levels of fertilizer on the nitrogen content of coffee berries and the resulting incidence of Hypothenemus hampei was investigated on three improved clones of Robusta coffee...

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...