搜索结果: 1-5 共查到“农业基础学科 economics”相关记录5条 . 查询时间(0.078 秒)
Economics and environmental analysis of Mediterranean greenhouse crops
Toxicity nitrogen water gross margin risk labour
2011/1/13
The aim of this paper is to show that intensive agriculture, as greenhouse crops that produce a high level of environmental pollution, both by nitrogen fertilization as pesticides used, may be distrib...
Effect of seed rate, row spacing and fertility levels on relative economics of soybean (Glycine max L.) under temperate conditions
Fertility seed rate soybean spacing relative economics temperate
2011/1/10
A field experiment was conducted at Shalimar campus during kharif seasons in 2004 and 2005 on a silt clay loam soil, with average available N and K, and low P. The experiment was done to study the pro...
THE INSTITUTIONAL ECONOMICS OF RURAL DEVELOPMENT: BEYOND MARKET FAILURE
rural development market failure third sector
2010/12/7
This paper examines and compares institutional arrangements addressing market failures endemic to rural areas. It argues that rural market failures cannot be satisfactorily addressed by for-profit fir...
Yield Attributes, Yield and Economics of Cotton as Influenced by Intercropping Unconventional Greenmanures
Unconventional greenmanure cotton yield attributes yield economics
2010/11/10
Field experiments were conducted in summer 2003 and winter 2003-04 to find out the effect
of unconventional greenmanures on growth, yield and economics of cotton. Three greenmanures viz., marigold, s...
Climate change research by ILRI informs Stern Review on the Economics of Climate Change
Climate change Economics of Climate Change
2006/11/27