搜索结果: 1-15 共查到“作物学 soil water”相关记录16条 . 查询时间(0.187 秒)
Natural vegetation management to conserve biodiversity and soil water in olive orchards
Olea europaea productivity tillage vegetation cover
2014/10/28
The combined impact of soil tillage intensification and expansion of olive farming is resulting in soil degradation and biodiversity decline. We hypothesized that, instead of tilling, mowing to contro...
Effects of Top Dressing on Growth and Panicle Dry Weight as Affected by Soil Water Stress at the Early Panicle-Development Stage in Rice (Oryza sativa L.)
Leaf area duration Net assimilation rate Rice SPAD Total dry weight
2010/3/4
Rice yield is reduced by a short period of water stress at the early panicle-development stage. This study was conducted to examine the factors that reduce the panicle dry weight of rice subjected to ...
Influences of Extractable Soil Water and Vapor Pressure Deficit on Transpiration and Staomatal Resistance in Differentially Irrigated Wheat
Drought stress Irrigation Remove sensing Stomatal resistance transpiration Vapor pressure
2009/8/6
The response of transpiration (Tr) and stomatal resistanse (rs) to extractable soil water and the vapor pressure dificit of the air was investigated over three differentially irrigated wheat plots for...
Interaction of Nitrogen Supply and Soil Water Stress on Photosynthesis and Transpiration in Rice
Nitrogen supply Oryza sativa L Photosynthesis Rice Stomata Water stress Water use efficiency
2009/8/6
The purpose of this study is to determine if there is an interaction of nitrogen nutrition and water stress on apparent photosynthesis (APS), transpiration (Tr), and water-use efficiency in rice (Oryz...
Effects of Epibrassinolide and Abscisic Acid on Sorghum Plants Growing under Soil Water Deficit:I. Effects on growth and survival
Abscisic acid Brassinosteroid Drought resistance Epibrassinolide Growth Root Sorghum
2009/7/31
Spray treatment with 22R, 23R epibrassinolide (EBR, 0.1 ppm) increased the length and dry weight of both the top and root of sorghum plants under various soil water conditions, although the extent of...
Remote and Real-Time Sensing of Canopy Transpiration and Conductance : Comparison of Remote and Stem Flow Gauge Methods in Soybean Canopies as Affected by Soil Water Status
Canopy conductance Infrared thermometry Remote sensing Soybean Stem flow gauge Transpiration Waterlogging
2009/7/31
A newly developed remote and real-time method for estimating transpiration rates and conductance of crop canopies is examined in comparison with concurrent measurements by the stem flow gauge method. ...
Effects of Soil Water Condition on Root Development of Wheat Seedling with Special Reference to Branching of Primary Seminal Root
Branching Lateral root Nodal root Root system Seminal root Triticum aestivum L
2009/7/30
Effects of soil water stress on root development of winter wheat seedling was studied with special reference to elongation and branching of seminal roots. Japanese wheat variety Norin 61 was planted ...
Cultivar Differences in Leaf Photosynthesis and Grain Yield of Wheat under Soil Water Deficit Conditions
Cultivar difference Drought Grain yield Photosynthesis Soil water deficit
2009/7/30
Cultivar differences in leaf photosynthesis (LPS) and grain yield of wheat [Triticum aestivum L.] were examined under irrigated and non irrigated conditions in Cerrados, a semi-arid region in Brazil. ...
Ecophysiological Studies on the Drought Resistance of Soybean:II. Effect of soil water deficit on leaf wilting and changes in photosynthesis and bleeding influenced by re-watering
Bleeding Drought resistance Leaf wilting Photosynthesis Root respiration
2009/7/30
The influence of non-watering and re-watering treatment to leaf wilting, photosynthesis, root respiration and bleeding in three cultivars (cv. Hwangkeumkong, Danyeobkong and Enrei) were investigated ...
Contributions of Capacity for Soil Water Extraction and Water Use Efficiency to Maintenance of Dry Matter Production in Rice subjected to Drought
Drought Dry matter production Rice Transpiration Water use efficiency
2009/7/28
Dry matter production rate in plants is indicated by transpiration rate (Tr) multiplied by water use efficiency (WUE). Our objectives were to establish which of WUE or Tr is dominant in contributing t...
Wheat Cultivar Differences in Photosynthetic Response to Low Soil Water Potentials : II. Maintenance of leaf turgor and relative water content
Cultivar difference Osmotic adjustment Photosynthesis Triticum aestivum L Turgor potential Water stress Wheat
2009/7/27
The capacity for maintenance of turgor potential (ΨP) and relative water content (ξ) were examined in 16 wheat cultivars from different habitats with different agronomic drought resistance and differe...
Wheat Cultivar Differences in Photosynthetic Response to Low Soil Water Potentials:I. Maintenance of photosynthesis and leaf water potential
Drought avoidance Drought resistance Drought tolerance Photosynthesis Triticum aestivum
2009/7/27
Although many studies have shown cultivar differences in photosynthetic response to water deficit, the understanding of detailed mechanisms is not sufficient. We examined the mechanisms of water stres...
Wheat Cultivar Differences in Photosynthetic Response to Low Soil Water Potentials:I. Maintenance of photosynthesis and leaf water potential
Drought avoidance Drought resistance Drought tolerance Photosynthesis Triticum aestivum Water stress
2009/7/27
Although many studies have shown cultivar differences in photosynthetic response to water deficit, the understanding of detailed mechanisms is not sufficient. We examined the mechanisms of water stres...
Relationship of Growth Variability, with Ground Level and Soil Water Content in a Large Paddy Field in Inashiki-city, Ibaraki-prefecture in 2007—Wet Injury of Wheat
Triticum spp Excess-moisture injury Wet endurance Upland field converted from paddy field
2009/7/7
There was a heavy rain fall on Nov. 19-20 and Dec. 26-27, 2006 in Ibaraki-prefecture. We examined wheat growth and soil conditions in a large paddy field in Inashiki-city, Ibaraki-prefecture, where p...
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 ...