搜索结果: 1-15 共查到“农学总论 prediction”相关记录15条 . 查询时间(0.164 秒)
ESTIMATION OF LEAF AREA INDEX USING GROUND SPECTRAL MEASUREMENTS OVER AGRICULTURE CROPS: PREDICTION CAPABILITY ASSESSMENT OF OPTICAL INDICES
Hyperspectral Precision agriculture Modelling Algorithm development Spectral indices LAI
2015/7/29
Leaf area index (LAI) is a key canopy descriptor that is used to determine foliage cover, and predict photosynthesis and
evapotranspiration in order to assess crop yield. Its estimation from remote ...
Traditional capacity for weather prediction, variability and coping strategies in the front line states of nigeria
Traditional Knowledge Base Rainfall Prediction Crop Production Northern Nigeria
2013/2/28
This paper is based on the results of a pilot project conducted to strengthen Nigerian Meteorological Agency’s (NIMET) capacity to provide reliable planting date forecast in Nigeria. This aspect of th...
Agrometeorological wheat yield prediction in rainfed Potohar region of Pakistan
Potohar Plateau Wheat Yield Prediction Agrometeorological Parameters SPSS
2013/2/28
The reliable early estimates of production had always been the prime concerns of growers on one hand and planners as well as policy makers for import/export on the other hand. This study represents a ...
Application of a geographical information system (GIS) based hydrological model for flow prediction in Gorganrood river basin, Iran
WetSpa model distributed model geographical information system flow prediction
2011/2/22
In this paper a spatially distributed hydrologic model (WetSpa) is used to estimate daily river water discharge in Gorganrood river basin, Iran. The model combines topography, land use and soil maps, ...
Prediction of extractable metals (Cd, Pb, Fe Cu, Mn and Zn) in sewage
Sewage sludge heavy metals sequential extraction bioavailability
2010/9/14
The study shows that the metal ion binding to the biotic surface such as sewage is pH dependent and that there is an optimum pH for bioavailability of metals. The influence of the sludge pH and organi...
Possibilities of financial health indicators used for prediction of future development of agricultural enterprises
bankruptcy, financial analysis financial health shareholder’s capital value prediction of future development variability agricultural holding
2014/3/3
The paper presents the possibilities how financial health indicators can be used both for the prediction of future
value of agricultural holdings and for the prediction of the potential risk and dan...
In this study, rexuirement assumption of 8 different sort of paper used in our country is aimed to be done. Factors that can affect paper consumption are considered as variety of wholesale price inde...
Leaf Area Prediction Models（Uzçelik-I）For Different Horticultural Plants
Leaf Area Prediction Models（Uzç elik-I） Different Horticultural Plants
2009/1/15
A total of 343 leaves were selected randomly from fifteen different horticultural plants, that are widely grown under Samsun ecological conditions. Lamina width, length and leaf area were measured. Th...
Problems with the classification and prediction of extreme weather phenomena
extreme weather phenomena classification prediction
2008/11/18
Problems concerning classification and prediction of extreme weather phenomena were discussed. Classification of more important meteorological elements and extreme events are shown.
Prediction of apple bruising based on the instantaneous impact shear stress and energy absorbed
apple instantaneous impact shear stress instantaneous energy absorbed
2008/11/13
Instantaneous impact shear stress together with the instantaneous energy absorbed were used to predict bruise volume in Golden Delicious apple. The prediction produced a linear relation between the pr...
Prediction of apple bruising based on the instantaneous impact shear stress and energy absorbed
apple instantaneous impact shear stress instantaneous energy absorbed predicted bruise volume measured bruise volume
2008/11/13
Instantaneous impact shear stress together with the instantaneous energy absorbed were used to predict bruise volume in Golden Delicious apple. The prediction produced a linear relation between the pr...
Prediction of cetane number of biodiesel fuel from the fatty acid methyl ester (FAME) composition
cetane number biodiesel FAME composition regression analysis prediction
2008/11/13
Cetane number is an important parameter in evaluating the quality of biodiesel fuel. Its determination is usually arduous and expensive, and the results obtained are not always accurate due to experi...
Soil structure parameters in models of crop growth and yield prediction. physical submodels
soil structure parameters crop growth and yield prediction models physical submodels
2008/11/11
The role of chosen soil structure parameters in models of crop growth and yield prediction has been analysed on the base of the review of the latest literature. It was stated that the most frequently ...
Yield prediction for winter wheat in eastern Poland (Grabów) using the ACCESS-II model
yield prediction winter wheat ACCESS-II model
2008/11/10
A trial has been carried out at the experimental site at Grabów, which is situated in the Ma-zovian Plain in the Central Polish Lowlands, in order to calibrate the soil /crop water balance model ACCE...
PREDICTION OF CHEMICAL COMPOSITION AND ENERGY VALUE OF GRASS SILAGE BY NEAR-INFRARED REFLECTANCE SPECTROSCOPY
net energy for lactation chemical composition NIRS
2010/12/2
One hundred and eighteen grass silage samples with known chemical composition and in vitro determined concentration of net energy for lactation (NEL) were scanned over the wavelength range from 1100 t...