Results 21 to 30 of about 1,977,650 (146)

Effects of organic amendment on soil quality as assessed by biological indicators [PDF]

, 2011
Soil quality decline is one of the most predominant effect deriving from human activities. In particular, intensive agricultural management can affect negatively soils, principally due to rapid depletion of soil organic matter, that affects, in turn ...
Sultana, Salma
core   +1 more source

Maintaining ecological soil functions - techniques in organic farming systems [PDF]

, 2000
The ecological soil functions (e.g. habitat and living space, production and utilization, ecological regulation) have to be taken into account and maintained by farming systems.
Beste, Andrea
core   +1 more source

The contribution of research to the development of organic farming in Europe [PDF]

, 2002
On national as well as on EU level, research funds should be directed substantially towards organic farming in order to improve the economic and ecological performance of organic farming.
Niggli, Urs
core   +1 more source

Organic amendment effects on soil properties and crop yield in cotton field: A meta-analysis

Industrial Crops and Products
China is the world's largest cotton producer; however, its excessive nitrogen fertilizer application has led to serious environmental issues. Substituting part of synthetic nitrogen fertilizer with organic amendment is regarded as an effective approach ...
ZhaoFeng Wu, YunLong Zhai, Pengcheng Li, Zhanlei Pan, Jian Wang, Guilan Sun, Yaopeng Zhang, Junhong Li, Menghua Zhai, Wenqi Zhao, Xin Li, Zhenggui Zhang, Zhanbiao Wang   +12 more
doaj   +1 more source

Effect of ridge-furrow with plastic mulching and organic amendment on fertilizer-N fate in maize-soil system: A 15N isotope tracer study

Frontiers in Environmental Science
The implementation of ridge-furrow with plastic film mulching has the potential to enhance crop yields and water productivity, particularly in black soil regions.
Qiang Meng, Qiang Meng, Jingxia Liu, Jingxia Liu, Zhixiang Cao, Zhixiang Cao   +5 more
doaj   +1 more source

Mathematical Models and Dynamic Global Warming Potential Calculation for Estimating the Role of Organic Amendment in Net-Zero Goal Achievement

Energies
This study aimed to assess the potential of soil organic carbon (SOC) production through organic amendments. SOC sequestration would help to achieve the net-zero emissions targets set by the Intergovernmental Panel on Climate Change (IPCC).
Raja Chowdhury, Vivek Agarwal
doaj   +1 more source

The World of Organic Agriculture: Statistics and Future Prospects 2003 [PDF]

, 2003
This study documents concisely recent developments in global organic agriculture. Apart from figures on the area under organic management and on organic farms this publication also contains general information on the state of organic agriculture in the ...

core   +1 more source

A Low-Rank Coal-Derived Soil Amendment Promotes Plant Growth and Shapes Rhizosphere Microbial Communities of Lettuce (Lactuca sativa)

Agriculture
Coal-derived soil amendments have been shown to improve soil physicochemical properties and promote plant growth; however, their effects on rhizosphere microbial communities remain insufficiently understood.
Xing-Feng Huang, Paul H. Fallgren, Song Jin, Kenneth F. Reardon   +3 more
doaj   +1 more source

System comparison study and on-farm trials on organic cotton in India [PDF]

, 2009
Despite the high demand for sound data on the agronomic, ecological and economic performance of organic agriculture in developing countries, systematic comparison of organic and conventional farming systems has not so far been carried out.
Forster, Dionys
core   +1 more source

Effect of Amendment of Leaf and Stem of Switchgrass（Panicum virgatum） on Soil Organic Carbon and Microbial Biomass Carbon as well as the Decomposition Characteristic of the Leaf and Stem

Shuitu baochi yanjiu, 2012
An incubation experiment under the constant temperature of 25℃ was conducted to investigate the effect of amendment of leaf and stem of switchgrass（Panicum virgatum） on soil organic carbon（SOC） and microbial biomass carbon（MBC） and the decomposition ...
LI Yu-jin1, WANG Bai-qun1
doaj