نتایج جستجو برای: keywords leaf area

تعداد نتایج: 2513272  

2017
Manisha M. Amlekar Ashok T. Gaikwad

Plant classification becomes very much demanding research area for the use of taxonomist and botanist as well as in agricultural requirement. Using computerized techniques for performing these task is more effective. This research paper presents the classification of plants by using Feed forward Back Propagation Neural Network designed.This method performed in three steps first is leaf image pr...

Journal: :Vision Research 2006

Authors are requested to select key words from the following list. You may use plurals and adjectives for combinations like absolute pupillary response, centrifugal optic nerve, inter blobs, etc. If key words are needed which do not appear in this list, please underline them. For animal classification the Latin nomenclature should be used. p-mechanism A-scan a-wave aberration absolute absorptio...

Journal: :پژوهش های تولید گیاهی 0
بیژن سعادتیان دانشجوی دکترای زراعت دانشگاه فردوسی مشهد محمد کافی استاد گروه زراعت و اصلاح نباتات دانشکده کشاورزی دانشگاه فردوسی مشهد. فاطمه سلیمانی دانشجوی دکترای زراعت دانشکده کشاورزی دانشگاه بوعلی سینا همدان.

this research was carried out for evaluation of competitive ability of some wheat cultivars (triticum aestivum l.) of recommended wheat in dargaz region with common weed of feral rye (secale cereale). experiment was conducted as factorial based on randomized complete block design with three replications in 2010-2011 growing season. experimental factors were included four wheat cultivars of says...

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This study was performed to evaluate the extent of leaf area in Iran from (2002) to (2016) using Remote sensing. For this purpose, we extracted data collection and leaf area index for the Iranian territory from MODIS website. The database was established with programming in MATLAB software to perform mathematical and Statistical calculations repeated. After the analysis of the data in this soft...

Journal: :American journal of botany 2010
Charles A Price Joshua S Weitz

UNLABELLED PREMISE OF THE STUDY Specific leaf area (SLA) is a critical component of the leaf economics spectrum, and many functional leaf traits have been empirically demonstrated to covary with SLA. However, a complete understanding of how change in leaf size influences SLA has not yet emerged. • METHODS To help develop a more complete understanding of the determinants of variability in S...

2015
Sarathi M. Weraduwage Jin Chen Fransisca C. Anozie Alejandro Morales Sean E. Weise Thomas D. Sharkey

Leaf area growth determines the light interception capacity of a crop and is often used as a surrogate for plant growth in high-throughput phenotyping systems. The relationship between leaf area growth and growth in terms of mass will depend on how carbon is partitioned among new leaf area, leaf mass, root mass, reproduction, and respiration. A model of leaf area growth in terms of photosynthet...

2012
M. SUGANTHY P. SAKTHIVEL

Field trials were laid in the farmer’s holdings at Kaalipalayam, Coimbatore district during August, 2011 to November, 2011 to assess the efficacy of selected botanical insecticides against aphids, thrips, leaf miners and defoliators infesting Solanum nigrum. The results of the experiments revealed that among the treatments, foliar spray of profenophos is found to be the best treatment for the m...

Journal: :Journal of the American Society for Horticultural Science 2007

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