Kesan Persekitaran Dan Nutrien Terhadap Kadar Pertumbuhan, Kandungan Klorofil A, Berat Kering Dan Kandungan Agar Rumpai Laut Merah Gracilaria Manilaensis (Rhodophyta, Gracilariaceae)
Kajian dijalankan untuk mengkaji kesan keamatan cahaya, pergerakan air, kedalaman air, berat awal kultur dan kandungan nutrien (NH4+, NO3- dan PO42-) terhadap pertumbuhan, kandungan klorofil a, berat kering dan kandungan agar pada rumpai laut merah Gracilaria manilaensis. Kajian telah dijalankan...
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my-usm-ep.318392019-04-12T05:25:26Z Kesan Persekitaran Dan Nutrien Terhadap Kadar Pertumbuhan, Kandungan Klorofil A, Berat Kering Dan Kandungan Agar Rumpai Laut Merah Gracilaria Manilaensis (Rhodophyta, Gracilariaceae) 2016-01 Abdul Latib, Hafizah QH1 Natural history (General - Including nature conservation, geographical distribution) Kajian dijalankan untuk mengkaji kesan keamatan cahaya, pergerakan air, kedalaman air, berat awal kultur dan kandungan nutrien (NH4+, NO3- dan PO42-) terhadap pertumbuhan, kandungan klorofil a, berat kering dan kandungan agar pada rumpai laut merah Gracilaria manilaensis. Kajian telah dijalankan di kolam udang terbiar di Merbok, Kedah dan juga di makmal Universiti Sains Malaysia (USM) dari Jun 2008 hingga Jun 2010. Keputusan kajian pengkulturan dengan berat awal kultur yang sedikit menghasilkan Kadar Pertumbuhan Relatif (KPR) yang lebih tinggi (200g>500g>1,000g). Terdapat perbezaan kandungan klorofil a antara berat awal kultur 200g dengan 500g dan 1,000g (200g>500g=1,000g). Berat kering bagi berat awal kultur 500g dan 200g adalah lebih tinggi (500g=200g>1,000g) namun tiada perbezaan yang signifikan terhadap kandungan agar (P>0.05). A study was carried out to determine the effect of light intensity, water movement, water depth, initial stocking density and nutrient content (NH4+, NO3- and PO42-) on the growth, chlorophyll a concentration, dry weight and agar yield of the red macroalgae Gracilaria manilaensis. The study was conducted in an abandoned shrimp pond in Merbok, Kedah and in the laboratory of Universiti Sains Malaysia (USM) from June 2008 until June 2010. Results showed that the culture with low initial weight produced higher Relative Growth Rate (RGR) (200g>500g>1,000g). Chlorophyll a content showed a significant difference between 200g culture compared to 500 and 1,000g (200g>500g=1,000g). Dry weight for 500g and 200g culture were significantly high (500g=200g>1,000g) but both showed no significant differences for the agar yield (P>0.05). 2016-01 Thesis http://eprints.usm.my/31839/ http://eprints.usm.my/31839/1/HAFIZAH_BINTI_ABDUL_LATIB_24%28NN%29.pdf application/pdf en public masters Universiti Sains Malaysia Pusat Kajian Samudera & Pantai (CEMACS) |
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language |
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topic |
QH1 Natural history (General - Including nature conservation geographical distribution) |
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QH1 Natural history (General - Including nature conservation geographical distribution) Abdul Latib, Hafizah Kesan Persekitaran Dan Nutrien Terhadap Kadar Pertumbuhan, Kandungan Klorofil A, Berat Kering Dan Kandungan Agar Rumpai Laut Merah Gracilaria Manilaensis (Rhodophyta, Gracilariaceae) |
description |
Kajian dijalankan untuk mengkaji kesan keamatan cahaya, pergerakan air,
kedalaman air, berat awal kultur dan kandungan nutrien (NH4+, NO3- dan PO42-)
terhadap pertumbuhan, kandungan klorofil a, berat kering dan kandungan agar pada
rumpai laut merah Gracilaria manilaensis. Kajian telah dijalankan di kolam udang
terbiar di Merbok, Kedah dan juga di makmal Universiti Sains Malaysia (USM) dari
Jun 2008 hingga Jun 2010. Keputusan kajian pengkulturan dengan berat awal kultur
yang sedikit menghasilkan Kadar Pertumbuhan Relatif (KPR) yang lebih tinggi
(200g>500g>1,000g). Terdapat perbezaan kandungan klorofil a antara berat awal
kultur 200g dengan 500g dan 1,000g (200g>500g=1,000g). Berat kering bagi berat
awal kultur 500g dan 200g adalah lebih tinggi (500g=200g>1,000g) namun tiada
perbezaan yang signifikan terhadap kandungan agar (P>0.05).
A study was carried out to determine the effect of light intensity, water
movement, water depth, initial stocking density and nutrient content (NH4+, NO3- and
PO42-) on the growth, chlorophyll a concentration, dry weight and agar yield of the
red macroalgae Gracilaria manilaensis. The study was conducted in an abandoned
shrimp pond in Merbok, Kedah and in the laboratory of Universiti Sains Malaysia
(USM) from June 2008 until June 2010. Results showed that the culture with low
initial weight produced higher Relative Growth Rate (RGR) (200g>500g>1,000g).
Chlorophyll a content showed a significant difference between 200g culture
compared to 500 and 1,000g (200g>500g=1,000g). Dry weight for 500g and 200g
culture were significantly high (500g=200g>1,000g) but both showed no significant
differences for the agar yield (P>0.05).
|
format |
Thesis |
qualification_level |
Master's degree |
author |
Abdul Latib, Hafizah |
author_facet |
Abdul Latib, Hafizah |
author_sort |
Abdul Latib, Hafizah |
title |
Kesan Persekitaran Dan Nutrien Terhadap Kadar Pertumbuhan, Kandungan Klorofil A, Berat Kering Dan Kandungan Agar Rumpai Laut Merah Gracilaria Manilaensis (Rhodophyta, Gracilariaceae) |
title_short |
Kesan Persekitaran Dan Nutrien Terhadap Kadar Pertumbuhan, Kandungan Klorofil A, Berat Kering Dan Kandungan Agar Rumpai Laut Merah Gracilaria Manilaensis (Rhodophyta, Gracilariaceae) |
title_full |
Kesan Persekitaran Dan Nutrien Terhadap Kadar Pertumbuhan, Kandungan Klorofil A, Berat Kering Dan Kandungan Agar Rumpai Laut Merah Gracilaria Manilaensis (Rhodophyta, Gracilariaceae) |
title_fullStr |
Kesan Persekitaran Dan Nutrien Terhadap Kadar Pertumbuhan, Kandungan Klorofil A, Berat Kering Dan Kandungan Agar Rumpai Laut Merah Gracilaria Manilaensis (Rhodophyta, Gracilariaceae) |
title_full_unstemmed |
Kesan Persekitaran Dan Nutrien Terhadap Kadar Pertumbuhan, Kandungan Klorofil A, Berat Kering Dan Kandungan Agar Rumpai Laut Merah Gracilaria Manilaensis (Rhodophyta, Gracilariaceae) |
title_sort |
kesan persekitaran dan nutrien terhadap kadar pertumbuhan, kandungan klorofil a, berat kering dan kandungan agar rumpai laut merah gracilaria manilaensis (rhodophyta, gracilariaceae) |
granting_institution |
Universiti Sains Malaysia |
granting_department |
Pusat Kajian Samudera & Pantai (CEMACS) |
publishDate |
2016 |
url |
http://eprints.usm.my/31839/1/HAFIZAH_BINTI_ABDUL_LATIB_24%28NN%29.pdf |
_version_ |
1747820496317054976 |