搜索结果: 1-15 共查到“农学 evapotranspiration”相关记录21条 . 查询时间(0.057 秒)
Ecosystem Productivity and Evapotranspiration Are Tightly Coupled in Loblolly Pine (Pinus taeda L.) Plantations along the Coastal Plain of the Southeastern U.S.
evapotranspiration gross primary productivity eddy covariance coastal plain loblolly pine plantation forested wetland carbon and water coupling
2023/12/18
Forest water use efficiency (WUE), the ratio of gross primary productivity (GPP) to evapotranspiration (ET), is an important variable to understand the coupling between water and carbon cycles, and to...
Generalized calibration of the Hargreaves equation for evapotranspiration under different climate conditions
accurate estimation fuzzy logic irrigation scheduling
2015/3/10
Accurate estimation of evapotranspiration (ETo) is a key factor in weather-based irrigation scheduling methods. To estimate ETo using the Hargreaves equation, just the data on the minimum and maximum ...
Actual evapotranspiration from partially tile-drained fields as influenced by soil properties, terrain and crop
actual evapotranspiration Bowen ratio Cambisol cereals discharge zone energy balance grassland oil rape recharge zone soil physical properties Stagnosol tile drainage transient zone
2015/3/3
Physical properties of soils have a significant influence on their water regime and should be considered when selecting suitable agricultural crops for particular sites, taking into account the crop p...
Analysis of climate change effects on evapotranspiration in the watershed Uhlířská in the Jizera Mountains
air temperature climate change climate models potential evapotranspiration precipitation soil water movement simulated actual evapotranspiration
2015/3/2
This study has been conducted with the aim to analyse the hydrology balance in the experimental watershed Uhlířská under the actual atmospheric conditions and expected climate changes in the upco...
Assessment of Evapotranspiration Simulations in the Malše Basin
hydrologic modelling evapotranspiration sWIM model
2015/3/1
The application of the distributed hydrological model brings the benefits of assessment of the spatially
distributed quantities which are hard to measure in the field over a larger area, e.g. evapot...
The Actual Consumption of Water by Selected Cultivated and Weed Species of Plants and the Actual Values of Evapotranspiration of the Stands as Determined Under Field Conditions
transpiration evapotranspiration Brassica napus Beta vulgaris
2015/3/1
In the years 2005 to 2008, the consumption of water by selected cultivated and weed species under
the field conditions and the values of the actual evapotranspiration in selected stands of cultivate...
Evapotranspiration and water-use efficiency of irrigated colored cotton cultivar in semiarid regions
Bowen Ratio Crop Evapotranspiration Irrigation Treatments Seed-Cotton Yield
2013/3/4
Irrigation studies provide a framework for evaluating agricultural production and the water resource management in locations where water is scarce. Field experiments were conducted at Barbalha- CE (no...
Applying evapotranspiration reference model and rainfall contribution index for agricultural water management plan in Burkina Faso
Evapotranspiration water scarcity rainfed cropping calendar irrigation efficiency food production
2010/9/14
Agriculture in Burkina Faso is largely dominated by 75% of rainfed crop production, which is characterized by short and unevenly distribution of annual rainfall. The shortage of water for crop product...
Seasonal temperature-based models for reference evapotranspiration estimation under semi-arid condition of Malawi
Irrigation agricultural water management crop water requirement wind effect modeling
2010/9/10
The importance of evapotranspiration in agricultural water management has been widely reported without doubt. The FAO Penman Monteith (FPM) equation is the sole recommended estimation method of refere...
Contemporary Role of Catchment Water Balance Data for Forest Evapotranspiration Research
catchment water balance evapotranspiration flux measurements sap flux measurements water cycle water yield
2009/8/27
Recently, catchment water balance measurements have not been used actively for examining forest evapotranspiration compared to process-based measurements based on meteorological and sap-flow methods. ...
Approach Using the Short-time Period Water-budget Method of Calculating Daily Evapotranspiration throughout a Water Year
critical discharge days of direct discharge discharge-duration curve daily evapotranspiration short-time period water-budget
2009/8/21
This study proposed the short-time period water-budget method, and estimated evapotranspiration in the Nutanotani watershed (34º27′N, 136º14′E), Mie University. The proposed method consisted...
Estimation of the Amount of Symbiotic Nitrogen Fixation Based on the Relationship between Dry Matter Production and Evapotranspiration in Soybean
Dry matter production Symbiotic nitrogen fixation Nodulation Non-nodulating mutant
2009/7/9
The quantitative relationship between dry matter production (W) and evapotranspiration (ET) was examined in soybean cv. Tsurunoko cultivated in 8 L containers fertilized with a large amount of inorga...
Estimation of the Amount of Symbiotic Nitrogen Fixation through the Measurements of Dry Matter Production and Evapotranspiration in Soybean (Glycine max (L.) Merr.)
Dry matter production Evapotranspiration Nitrogen fertilizer application Nodulation Non-nodulating line
2009/7/8
To investigate the possibility of estimating symbiotic nitrogen fixation through the measurements of dry matter production and evapotranspiration, we grew two isogenic lines of soybeans, non-nodulati...
Growth and evapotranspiration of groundnut（Arachis hypogaea）in a transitional humid zone of Nigeria
Drainage lysimeter crop evapotranspiration leaf area index dry-matter accumulation
2009/3/4
This experiment was conducted in the transitional humid zone of Nigeria to examine crop evapotranspiration and growth characteristics of groundnut (Arachis hypogaea L.) for that ecological zone. The...
An Evapotranspiration Model for Nursery Plants Grown in a Lysimeter Under Field Conditions
Evapotranspiration Acer rubrum solar radiation Vapor pressure deficit Stomata Evapotranspiration model Nursery production
2009/1/14
A modified combination model that used ambient temperature,relative humidity,solar radiation,air velocity and leaf area index (LAI) as inputs was developed for nursery plants, and its prediction was c...