搜索结果: 1-8 共查到“农学总论 farming systems”相关记录8条 . 查询时间(0.078 秒)
The International Farming Systems Association (IFSA)
The International Farming Systems Association IFSA
2014/6/9
The International Farming Systems Association (IFSA) and the regional associations and working groups of : Africa – East & Southern, Africa – West, Asia, Australia & Pacific, Europe, Latin America, Mi...
Assessing the agricultural sustainability of conventional farming systems in Samsun province of Turkey
Agricultural sustainability sustainability index indicators
2011/1/11
The objective of this study was to evaluate the sustainability of the agricultural activities in Samsun province. Research data belongs to 2004-2005 production period and was gathered from randomly se...
Exploring the variability among smallholder farms in the banana-based farming systems in Bukoba district, Northwest Tanzania
Wealth ranking principal components analysis household characterization participatory rural appraisal farm productivity
2010/9/14
A study was conducted in the high and low rainfall zones in the banana-based farming system in Bukoba district, Tanzania, to explore the variability among household characteristics and farm productivi...
Assessment of Spatial Variability of Tambons Based on Farming Systems Characteristics for Scaling-up of Diversification in Khon Kaen Province,Thailand
animals horticultural crops rice upland crops
2009/6/10
Data from 174 non-irrigated farms in 50 tambons (sub-districts) in Khon Kaen Province, Thailand,taken by the Office of Agricultural Economics (OAE) on land area by type of agricultural use andincome s...
CHARACTERISTICS OF HUMIC ACIDS ISOLATED FROM SOILS UNDER VARIOUS FARMING SYSTEMS
ecological farming integrated farming humus
2009/3/30
Farming systems strongly affect soil humus. In this study some humus characteristics were used to compare the humus quantity and quality under two different farming systems. The field experiment was e...
Farming systems and environmental impacts.
Emission of greenhouse gases and soil organic matter balance in different farming systems
organic farming greenhouse gases methane nitrous oxide
2008/11/19
Estimation of the influence of different farming systems on emission of greenhouse gases (methane and nitrous oxide) was the aim of the research. The research was conducted on the basis of a special f...
Microbial biomass and enzyme activity in vineyard soils under organic and conventional farming systems
Conventional management enzyme activity microbial biomass organic management vineyard soils
2010/1/11
Many recent studies from around the world have compared organic and conventional farming systems in terms of soil properties. Microbial biomass and enzyme activity were compared in vineyard soils mana...