搜索结果: 16-27 共查到“农学 water content”相关记录27条 . 查询时间(0.078 秒)
The effect of conservation primary and zero tillage on soil bulk density, water content, sugar beet growth and weed infestation
conservation primary zero tillage soil bulk density water content sugar beet growth weed infestation
2010/1/18
The effect of conservation primary and zero tillage on soil bulk density, water content, sugar beet growth and weed infestation.
The Effect of Water Content on the Penetration Resistance of Different Soils, and Regression Models
Water Content Penetration Resistance Different Soils Regression Models
2009/1/16
The purposes of this study were to determine the relationships between soil water content and soil penetration resistance, and to develop regression models for comparing penetration resistance in dif...
Determination of Soil Water Content After Fallow, Winter and Spring Sown Lentil in Dry Farming Areas
Available soil water content fallow winter and spring lentil dry farming
2009/1/14
This research was carried out from 1993 through 1995 for a two-year period in dry farming areas of Haymana/Ankara. The aim of the research was to determine the available water content of the 0-60 and ...
Early Seedling Growth and Relative Water Content of Triticale Varieties under Osmotic Stress of Water and NaCl
x Triticosecale wittmack NaCl PEG 6000 seedling growth RWC
2010/11/11
The effects of osmotic stress of water and salt were determined on early seedling stages for
4 hexaploid triticale varieties (Tatlıcak 97, Karma 2000, Mikham 2002 and Presto). Osmotic stress of ...
Relationship Between Canopy Temperature at Flowering Stage and Soil Water Content, Yield Components in Rice
rice canopy temperature soil water content yield componentsRice Science
2008/12/11
The canopy temperature of rice at the flowering stage and the soil water content were investigated under different soil water treatments (the soil water contents were 24%, 55%, 90% and 175% at the flo...
Effect of aggregate size on the water content estimated with time domain reflectance (TDR)
TDR calibration aggregated soil
2008/11/24
Time domain reflectance (TDR) gives reliable estimates of the water content of structure-less soil. The effect of soil structure on the performance of TDR has received relatively little attention in c...
Comparison of soil thermal properties in cultivated fields determined using soil water content measured by two methods
soil thermal properties soil water content TDR methods
2008/11/21
Results of the measurements of water content in the topsoil layer (1-6 cm) in fields with various crops obtained by gravimetric and reflectometric (TDR) methods have been used for the calculations of ...
Postharvest peach weight loss, water content, and outer layerfirmness
firmness peach water content weight loss
2008/11/13
Harvesting of a fruit is the beginning of loss in weight and firmness. Measuring changes in weight require maintaining identity of the fruit and current methods used to measure firmness are usually de...
Role of water content in food and product texture
water texture plasticizer sorption water activity turgor
2008/11/13
Water is very important component forming practically all important properties of the agricultural products, the foods and the biological objects. Among the properties, the important role is played b...
Relationship between the impedance of a multi-pin probe and soil water content
impedance dielectric constant soil water content multi-pin probe model
2008/11/12
Based on the theory of the impedance-transform of transmission line, a mathematical model for calculating the impedance of a soil probe with a multi-pin structure was developed. It is found that the ...
Soil tensile strength as affected by time, water content and bulk density
soil tensile strength Brazilian test age-hardening
2008/11/11
We investigated the effect of soil water conditions and soil compaction on the age-hardening process of loamy sand and silty loamy sand in relation to the tensile strength. Soil samples from Germany (...
Accumulation of Protein, Chlorophyll and Relative Leaf Water Content in Barley (Hordeum Vulgare L.) In Relation to Sowing Time and Nitrogen Fertilizer
Protein Chlorophyll RLWC Barley Sowing time Nitrogen fertilizer
2010/11/9
Field experiments were carried out to study the effects of sowing times and nitrogen fertilizers on accumulation of protein, chlorophyll and relative water content in barley cultivars (Hordeum vulgare...