搜索结果: 1-3 共查到“农业气象学与农业气候学 economics”相关记录3条 . 查询时间(0.127 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...
Climate change research by ILRI informs Stern Review on the Economics of Climate Change
Climate change Economics of Climate Change
2006/11/27