نتایج جستجو برای: actual yield

تعداد نتایج: 317786  

1999
Michael Pedersen

The real rate of interest indicates borrowing costs (or the return on an investment in financial assets), disregarding price increases. The expected real interest rate is important to investments, consumption and savings, and is therefore significant in the evaluation of economic prospects. The problem is that since the inflation expectations of investors and borrowers are not known, it cannot ...

Journal: :Remote Sensing 2016
Nahuel R. Peralta Yared Assefa Juan Du Charles J. Barden Ignacio A. Ciampitti

A timely and accurate crop yield forecast is crucial to make better decisions on crop management, marketing, and storage by assessing ahead and implementing based on expected crop performance. The objective of this study was to investigate the potential of high-resolution satellite imagery data collected at mid-growing season for identification of within-field variability and to forecast corn y...

Journal: :آب و خاک 0
علی شهیدی محمدجواد نحوی نیا مسعود پارسی نژاد عبدالمجید لیاقت

abstract various mathematical water uptake models have been introduced for plants response to combined drought and salinity stress. the reduction functions are classified as additive, multiplicative and conceptual models. in this study six different macroscopic reduction functions, namely; van genuchten (additive and multiplicative), dirksen et al., van dam et al, skaggs et al and homaee were e...

Journal: :Journal of dairy science 2006
M T Kuhn J L Hutchison H D Norman

The primary objectives of this research were to determine the dry period lengths that maximize production across adjacent lactations and also dry period length that maximizes lifetime yield. Effect of days dry (DD) after lactations 1 through 3 were determined separately for both adjacent lactation sums and lifetime yield. Field data, collected through the Dairy Herd Improvement Association, on ...

Journal: :Operational Research 2005
Athanasios T. Markinos Theofanis A. Gemtos D. Pateras L. Toulios G. Zerva M. Papaeconomou

A three years study on precision farming in cotton in central Greece showed serious infield variability of yield and soil physical and chemical properties. Yield mapping constitutes the starting and ending point of the whole process chain in a precision farming system. Yield mapping was performed for three consecutive years in the same cotton fields of central Greece in a wide range of cotton v...

Journal: :J. Imaging 2017
Hong Cheng Lutz Damerow Yurui Sun Michael Blanke

(1) Background: Since early yield prediction is relevant for resource requirements of harvesting and marketing in the whole fruit industry, this paper presents a new approach of using image analysis and tree canopy features to predict early yield with artificial neural networks (ANN); (2) Methods: Two back propagation neural network (BPNN) models were developed for the early period after natura...

2001
Yutaka Shimada Koichi Sakurai

The authors propose a new accurate yield prediction method for system-LSI embedded memories to improve the productivity of chips. Their new method is based on the failure-related yield prediction method in which failure bits in memory are tested to see whether they are repairable or not by using built-in redundancies. The important concept of the new method is called “repairable matrix” (RM). I...

Journal: :Disability and rehabilitation. Assistive technology 2007
Barbara A Crane Margo B Holm Douglas Hobson Rory A Cooper Matthew P Reed

PURPOSE The purpose of this research was to determine the clinical usefulness of the Tool for Assessing Wheelchair disComfort (TAWC) by examining floor and ceiling effects and responsiveness when used with two groups of wheelchair users--one known to have experienced real changes in discomfort levels and the other with unchanged levels. METHOD In a retrospective analysis of data from two prev...

2015
Marta Regina Cezar-Vaz Clarice Alves Bonow Mara Regina Santos da Silva Paul B. Tchounwou

This study aimed to investigate the relations among mental disorders, physical discomfort, household work and farm work among women. We conducted a cross-sectional study based on the administration of a structured questionnaire to 182 female farm workers. The data were analyzed by means of Poisson regression, where the significance level was set to 5%. Results indicated that 111 (61%) participa...

Journal: :Ergonomics 1990
P Mistrot P Donati J P Galmiche D Florentin

Laboratory and field experiments were conducted to determine the best procedure for predicting the discomfort caused by multi-axis vibration. In the laboratory experiment, 11 seated subjects compared single-axis vibration in one axis to single-axis vibration in another axis, and compared dual-axis vibration to single-axis vibration. In the field experiment, 22 lorry drivers rated the discomfort...

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