农学 >>> 农学总论 >>> 农业基础学科 农学其他学科
搜索结果: 1-15 共查到农学总论 level相关记录15条 . 查询时间(0.071 秒)
With widening gap in digital divide among urban and rural areas, it has become imperative to bring the people of disadvantageous groups to the main streams of society and have similar accessibility ...
A main task in agriculture production is field management of water and fertilizer. Excessive fertilizer and water application not only waste resource but also pollute the environment. The traditiona...
Sanjiang Plain is the largest freshwater marsh wetland in China. Carex lasiocarpa and Carex limosa are two dominant species in the area. The niche of C. limosa is similar with C. lasiocarpa and both s...
Changes in zeatin riboside (ZR), abscisic acid (ABA) and indole acetic acid (IAA) contents of roots in sweet potato (Ipomoea batatas) during their development were investigated by using two cultivars ...
Extension is clearly facing challenging times in Asia. This paper draws together experiences from across Asia to explore extension policy and the extension policy process. The paper argues that extens...
Reduction of low-level Cadmium contamination in brown rice was examined under three nitrogen fertilization conditions: application of methane-fermented manure liquid (MF), application of ammonium sul...
This study was conducted to clarify the genotypic differences in diurnal variations in leaf gas exchange characteristics and the effect of irrigation levels, growth stages and cultivars on leaf water ...
Unemployment for young men and women remains at high levels around the world. One of the solutions to this problem is entrepreneurship. The purpose of this study was to assess and compare agricultura...
Entrepreneurship has been recognized as an essential ingredient of economic development. Very high literacy rate and lack of employment opportunities paved way for many unemployed youth including wo...
This extension note provides small-scale tenure holders with information about the management challenges they might face and how these challenges could be addressed. The use of exemplary management st...
The research presents spatial characteristics of water conductivity in the arable layer of Polish soils. It was found that the lowest water conductivity is 0.00087 cm day? and the highest ?5900 cm day...
The article presents results of research on the levels of emission of carbon monoxide (CO) in exhaust gases emitted by the S-4002 engine of an agricultural tractor depending on two variables: the h...
Studies of the level of exposure to dust among farmers on private farms covered the measurements of dustiness while they performed work activities from the aspect of farmer’s exposure to individual fr...
Study delivers an overview on general approach of economic development being most commonly connected to GDP per capita values The given index, however – beside its advantages – shows up a number of di...
The study investigates communication factors affecting the adoption of innovation at the grassroots level in Ogun State. Two hundred farmers and twenty-five extension agents were selected using a mult...

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...