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Effectiveness of phosphorus application in improving regional soybean Yields under drought stress: A multivariate regression tree analysis
Soybean yield variability phosphorus drought strategy threshold
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2011/1/13
Scarcity of water often reduces the regional production of soybean (Glycine max (L.) Merr.) in many areas where it is grown. Contemporary climate change is characterized by increase in frequency and i...
Multiple Regression Analysis of Malting Barley Yield and Climatic Conditions in Kyushu Region
Climatic condition Malting barley Multiple regression analysis Precipitation Wet injury
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2009/8/6
Multiple regressions of six malting barley cultivars between yield and climatic conditions in Kyushu region over years were computed by backward and forward procedure. Phenotypic correlations between ...
Prediction of Silking Date of Corn from the Multiple Regression Formula with Day Length and Average Temperature as Variables
Corn Day length Multiple regression formula Prediction Silking stage
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2009/7/10
The silking date of corn was predicted from the multiple regression formula (MRF) with day length and the average temperature within one month after sowing as variables. The cultivars used were G4321...
Comparison of the Constancy of Heat Unit Accumulation Needed for Heading of Sorghum and Prediction of Heading Date by the Multiple Regression Formula in Northern Kyushu District
Multiple regression formula Heading date Sorghum Effective heat unit accumulation
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2009/7/9
The constancy of the heat unit accumulation needed for the heading of sorghum cultivar P956 was examined for the simple heat unit accumulation method, the effective heat unit accumulation Method I in ...
Estimation of Sterility Percentage Caused by Cool Temperature in Rice Plants Using Nonparametric Regression
Cool degree days Cool summer tolerance Nonparametric regression Paddy rice Sterility caused by cool summer
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2009/7/8
To evaluate the incidence of cool summer damage as early as possible, we made a model to estimate the sterility percentage from the cool degree days in the consecutive developmental stages of young p...