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degree-days

Degree-days and cotton planting

Degree-days and cotton planting

... 5-day degree-day forecasts on the UC IPM Web site ...5 days (includ- ing the day of posting) for Bakersfield and Fresno, the daily degree-days cal- culated from the forecasts, and the total ...

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GIS-based analysis of spatial distribution patterns of growing degree-days for agricultural applications in Iran

GIS-based analysis of spatial distribution patterns of growing degree-days for agricultural applications in Iran

... calculations were carried out using daily weather data of 113 meteorological stations throughout Iran. The clustering of the 113 point stations’ data were achieved by using statistical models combined with a digital ...

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Comparison of the Calculation Methods of Heating and Cooling Degree-Days in Three Different Cities in Morocco
                 

Comparison of the Calculation Methods of Heating and Cooling Degree-Days in Three Different Cities in Morocco  

... The calculation of degree-days has always been a topic of focus by researchers. This paper gives an idea about the thermal needs in three different climates of Morocco and presents comparison of the ...

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Heating and Cooling Degree Days Approach for Determination Optimum Thermal Insulation Thickness for Building

Heating and Cooling Degree Days Approach for Determination Optimum Thermal Insulation Thickness for Building

... cooling degree days approach (HDD/CDD) to determine the optimum thermal insulation thickness for external wall for building under different climate ...The degree-time method is the most common method ...

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Generic calibration of a simple model of diurnal temperature
variations for spatial analysis of accumulated degree days

Generic calibration of a simple model of diurnal temperature variations for spatial analysis of accumulated degree days

... growing degree-days (aGDD) are widely used to predict phenological stages of plants and in- ...3 days of dates estimated on the basis of observed hourly ...

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Determination of annual generations of Phytomyza orobanchia Kalt. (Diptera: Agromyzidae), using growing degree-days in Alexandria region, Egypt

Determination of annual generations of Phytomyza orobanchia Kalt. (Diptera: Agromyzidae), using growing degree-days in Alexandria region, Egypt

... growing degree-days (GDD) in Alexandria region, ...16 days for the investigated four generations, ...the degree-days will help in predicting the occurrence of the first egg laid for P ...

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IMPACT OF GROWING DEGREE DAYS ON GROWTH AND YIELD OF BOTTLE GOURD (LEGENARIA SICERARIA (MOL.) STANDL) IN DIFFERENT PLANTING DATES

IMPACT OF GROWING DEGREE DAYS ON GROWTH AND YIELD OF BOTTLE GOURD (LEGENARIA SICERARIA (MOL.) STANDL) IN DIFFERENT PLANTING DATES

... growing degree days (GDDs) on the plant development from one stage to ...of days after cultivation was positive and ...of days from planting to male flower formation, female flower formation ...

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Optimizing Eastern Gamagrass Forage Harvests Using Growing Degree Days

Optimizing Eastern Gamagrass Forage Harvests Using Growing Degree Days

... Growing Degree Days (GDD) from existing datasets collected for eastern gamagrass forage production experiments at the Southern Plains Range Research Station in Woodward, Oklahoma, and discuss the use of ...

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Comparison of eight degree days estimation methods in four agroecological regions in Colombia

Comparison of eight degree days estimation methods in four agroecological regions in Colombia

... the degree-days, T max and T min are the daily maximum and minimum temperatures, respectively, and MTT is the minimum temperature ...underestimate degree-days when temperatures fluctuate above ...

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DEGREE DAYS AND BIOMASS ACCUMULATION IN DIFFERENT GENOTYPES OF BARLEY N.V.K. CHAKRAVARTY, B.N. MURTY· AND P.S.N. SASTRY

DEGREE DAYS AND BIOMASS ACCUMULATION IN DIFFERENT GENOTYPES OF BARLEY N.V.K. CHAKRAVARTY, B.N. MURTY· AND P.S.N. SASTRY

... Growth, curves were drawn: and after smoothing; crop growth rates were derived for five day intervalsJ.Heat' use efficienCY;'1 t11e biomass (g/m'') production per unit [r] ...

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CLIMATE CHANGE AND POTATO (SOLANUM TUBEROSUM)
GROWING POTENTIAL IN THE FAR NORTH OF ONTARIO, CANADA

CLIMATE CHANGE AND POTATO (SOLANUM TUBEROSUM) GROWING POTENTIAL IN THE FAR NORTH OF ONTARIO, CANADA

... growing degree days for potatoes using ...counting degree days for locations with a long time series of climate data (Moosonee, Neskantaga, Kitchenuhmaykoosib ...

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Factors influencing the reproductive development and
early life history of blacklip (Haliotis rubra) and
greenlip (H  laevigata) abalone

Factors influencing the reproductive development and early life history of blacklip (Haliotis rubra) and greenlip (H laevigata) abalone

... (in days) they were able to describe the Effective Accumulative Temperature in degree days (EATºC-days) for gonad conditioning of two Japanese abalone ...

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A Closed Form Approximation for Pricing  Temperature Based Weather  Derivatives

A Closed Form Approximation for Pricing Temperature Based Weather Derivatives

... cooling degree day index is the focus of this research, the methods used are equally applicable to derivatives based on cumulative heating degree ...cooling degree days may be con- structed as ...

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Advertising to boost energy efficiency: the Power of One campaign and natural gas consumption  ESRI WP280  February 2009

Advertising to boost energy efficiency: the Power of One campaign and natural gas consumption ESRI WP280 February 2009

... heating degree days designed to measure the need for heating for each ...heating degree day if the average temperature is one degree below ...Colder days are characterised by a larger ...

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An alternative developmental table to describe non-model fish species embryogenesis: application to the description of the Eurasian perch (Perca fluviatilis 
                     L. 1758) development

An alternative developmental table to describe non-model fish species embryogenesis: application to the description of the Eurasian perch (Perca fluviatilis L. 1758) development

... celsius degree; °d: degree days; Ac: amacrine cells; ANOVA: analysis of vari- ance; A: anterior; AP: animal pole; Art: artery; At: atrium; Avv: atrioventricular valve; Ba: bulbus arteriosus; Bas: ...

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An Empirical Analysis of Determinants of Commercial and Industrial Electricity Consumption

An Empirical Analysis of Determinants of Commercial and Industrial Electricity Consumption

... The present empirical study focuses on identifying key economic factors and other conditions that have influenced the per customer commercial and industrial consumption of electricity in the U.S. during recent years. ...

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Abstract: Maximally similar sets (MSS) are sets of elements that share a neighborhood in a

Abstract: Maximally similar sets (MSS) are sets of elements that share a neighborhood in a

... Abstract: Maximally similar sets (MSS) are sets of elements that share a neighborhood in a high-dimensional space defined by symmetric, reflexive similarity relation. Each element of the universe is employed as the ...

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Linear modelling of soil temperature effects on root lesion nematode population densities in R [Blog post]

Linear modelling of soil temperature effects on root lesion nematode population densities in R [Blog post]

... comparisons a reasonable objective. The original paper goes on to test the effect of sowing date based on degree days. (Thompson 2015) reported a 61% increase in yield on average from sowing the ...

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Education Effects on Days Hospitalized and Days Out of Work by Gender: Evidence from Turkey

Education Effects on Days Hospitalized and Days Out of Work by Gender: Evidence from Turkey

... In the IV estimation procedure it is important to find suitable instruments that are highly correlated with education but not correlated with unobservables that affect the health status. The first condition is referred ...

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Comparative studies on cellular resistance of bivalves from marine and brackish waters

Comparative studies on cellular resistance of bivalves from marine and brackish waters

... those at the localities from which they were collected. The storage time varied from three days to three weeks. As main criterion for the degree of injury caused by[r] ...

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