搜索结果: 1-6 共查到“农业生物物理学 compaction”相关记录6条 . 查询时间(0.051 秒)
Effect of subsoil compaction on the hydraulic processes in landscapes
soil density preferential flow subsoil compaction
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2008/12/2
In Grey clayey loamy agricultural soils the horizontal and vertical variability of soil density is the dominant factor in the formation of preferential water filtration flow paths. These paths are pre...
Comparative analysis of some soil compaction measurement techniques
soil mechanics soil compaction cone index sinkage needle penetratrion
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2008/11/21
There is a need to properly define soil compaction as one of the complex soil characteristics relevant to agriculture since it greatly influences plant growth and energy consumption.The level of soil ...
Effect of soil compaction and organic matter on the early growth of maize (Zea mays) in a vertisol
vertisol organic matter compaction maize early growth
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2008/11/20
A laboratory experiment was conducted to determine the emergence and early growth of maize (Zea mays) seeds in a dark clay soil known as vertisol (Typic Pellustert). Three quantities of groundnut hau...
Effect of soil compaction on root growth and crop yieldin Central and Eastern Europe
soil compaction root growth and functions root-shoot relations
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2008/11/20
Variations in root growth and functions in response to soil compaction associated with soil and crop type, and soil wetness at the time of load application and weather in Central and Eastern Europe a...
Effect of soil compaction on root system development and yields of tall fescue
tall fescue yields roots image analysis soil compaction tractor traffic
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2008/11/20
Soil compaction caused by tractor traffic is one of the most important factors responsible for environmental degradation and leads to plant yields reduction. It is a serious problem for perennial crop...
Response of spring barley to changes of compaction and aeration of sandy soilunder model conditions
soil bulk density oxygen diffusion rate (ODR) root growth yield spring barley
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2008/11/18
The response of grain yield and root growth of spring barley to changes of compaction and aeration of a sandy soil was studied under model conditions. The experiment was done using plots of 1 m x 1 m....