نتایج جستجو برای: coir

تعداد نتایج: 652  

2006
S. Vishnudas H. H. G. Savenije P. Van der Zaag

This paper presents the results of a field experiment conducted in Kerala, South India, to test the effectiveness of coir geotextiles for embankment protection. The results reveal that treatment with geotextile in combination with grass is an effective eco-hydrological measure to protect steep slopes from erosion. In the context of sustainable watershed management, coir is a cheap and locally a...

2011

This study was conducted to evaluate the performance of black gram (Vigna mungo.L) grown under drought stress using coir waste manure and cow dung manure. Two varieties of black gram-ATD mash 3 and ATD mash 1 were the treatment variables. A best fit positive relationship existed between leaf chlorophyll and leaf nitrogen content with two organic manures. N, P and K accumulation in the two varie...

2010
H.M.I.U.K. Herath

A study was conducted in Intercropping at Betel Research Station, to evaluate alternative types of supporting materials for betel (Piper betle L.) cultivation. Coir ropes were the most suitable supporting material to achieve higher yield and quality betel. The durability of coir ropes was high in comparison to other supporting materials and the use of coir ropes as a supporting material was the...

2008
M. DE S. LIYANAGE K. S. JAYASEKARA

In recent years much attention has been focussed on the importance of moisture conservation practices in coconut lands, particularly in drier parts of the Coconut triangle. Experiments were conducted in mature coconut plantations, to study the effect of various methods of application of coconut husk and coir dust, in lateritic and sandly soils, on the yield of palms. The results revealed that t...

2016
Ramadan A. Nasser Mohamed Z. M. Salem Salim Hiziroglu Hamad A. Al-Mefarrej Ahmed S. Mohareb Manawwer Alam Ibrahim M. Aref Shusheng Pang

The objective of the study was to analyze chemical structure of date palm (Phoenix dactylifera L.) by employing ultimate, proximate and thermo-gravimetric techniques. Samples from different anatomical parts of date palm, namely trunk, frond base, frond midrib, leaflets, coir, fruit stem, date stone, and fruit empty bunches were considered for the experiments. Based on the findings in this work ...

Journal: :British journal of industrial medicine 1975
C G Uragoda

Processing of coir, which is the fibre obtained from the husk of the coconut, is a dusty procedure; 779 workers in two coir processing factories in Sri Lanka were examined clincally and radiographically for evidence of respiratory disease. Respiratory symptoms were present in 20 (2-6%) of them, which is no higher than in the general population. Respiratory disease such as asthma, chronic bronch...

2007
Chinnaiya Namasivayam

The surface of coconut coir pith, a lignocellulosic polymer was modified with a cationic surfactant, hexadecyltrimethylammonium bromide and used as an adsorbent for the removal of sulfate from aqueous solutions. Optimum pH for maximum removal of sulfate was found to be 2.0. Adsorption has been found to be concentration dependent and follows pseudo second order kinetics. Langmuir, Freundlich and...

2009
Minyoung Kim Vladimir Pavlovic

We consider the task of dimensionality reduction for regression (DRR) informed by realvalued multivariate labels. The problem is often treated as a regression task where the goal is to find a low dimensional representation of the input data that preserves the statistical correlation with the targets. Recently, Covariance Operator Inverse Regression (COIR) was proposed as an effective solution t...

1995
Neel Sundaresan Dennis Gannon

Though data-parallelism addresses a wide variety of problems in scientiic computing, this model in inadequate for general adaptive applications. Coir is our object-oriented thread-based model for data and task parallelism 25, 22, 24]. In this paper we brieey discuss the Coir objects-thread objects for control-parallelism and groups of thread objects, called ropes, for data-parallelism. Using an...

Journal: :Journal of agricultural and food chemistry 2013
Jorge Rencoret John Ralph Gisela Marques Ana Gutiérrez Ángel T Martínez José C del Río

The structure of the isolated milled "wood" lignin from coconut coir has been characterized using different analytical methods, including Py-GC/MS, 2D NMR, DFRC, and thioacidolysis. The analyses demonstrated that it is a p-hydroxyphenyl-guaiacyl-syringyl (H-G-S) lignin, with a predominance of G units (S/G ratio 0.23) and considerable amounts of associated p-hydroxybenzoates. Two-dimensional NMR...

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