IMPACT OF BRACHIARIA, ARBUSCULAR MYCORRHIZA, AND POTASSIUM ENRICHED RICE STRAW COMPOST ON ALUMINUM y POTASSIUM AND STABILITY OF ACID SOIL AGGREGATES
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ISSN
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April 2012
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ISSN 1411-982X
Indonesian Journal of
AGRICULTURAL
SCIENCE
Vol. 13 No.1, April 2012
Accredited A by the Indonesian Institute of
Sciences No. 816/0/2009
Director of Indonesian Center for Agricultural Library and Technology Dissemination
Farid Hasan Baktir
Editorial Board
Chairman
Supriadi
Plant Pathology
Indonesian Spice and Medicinal Crops Research Institute
Members
Fahmuddin Agus
Sutoro
I Made Tasma
Budi Tangendjaja
Dewa Ketut Sadra Swastika
Sri Widowati
Soil Science
Indonesian Soil Research Institute
Agronomy
Indonesian Center for Agricultural Biotechnology and Genetic Resources
Research and Development
Plant Breeding and Molecular Biology
Indonesian Center for Agricultural Biotechnology and Genetic Resources
Research and Development
Animal Feed and Nutrition
Indonesian Center for Animal Research and Development
Socioeconomics
Indonesian Center for Agricultural Socio Economic and Policy Studies
Food Technology
Indonesian Center for Agricultural Postharvest Research and Development
Managing Editor
Endang Setyorini
Ujang Sahali
Indonesian Center for Agricultural Library and Technology Dissemination
Indonesian Center for Agricultural Library and Technology Dissemination
All inquiries and manuscripts should be sent to the :
The editorial office
Indonesian Center for Agri cultural Library and Technology Dissemination
Jalan Ir. H. Juanda No. 20
Bogor 16122, Indonesia
Telephone : +62 251 8321746
Fax
+62 251 8326561
E-mail
pustaka@litbang.deptan .go.id
Website
hltp :/Ipustaka .litbang .deptan .go. id
Printed in Indonesia
© 2012 , Indonesian Agency for Agricultural Research and Development, Jakarta , Indonesia
ISSN 1411-982X
Indonesian Journal of
AGRICULTURAL
SCIENCE
Vol. 13 No.1, April 2012
CONTENTS
Methane emission from direct seeded rice under the influences
of rice straw and nitrification inhibitor
A. Wihardjaka, S. Djalal Tandjung , B. Hendro Sunarminto, .
and Eko Sugiharto
1-11
Multifunctional mutants of Azospirillum sp. with enhanced capability
of solubilizing phosphorus, fixing nitrogen, and producing indole
acetic acid
Eny Ida Riyanti, Toto Hadiarto, and D.N. Susilowati
12-17
Potency of predator (Menochilus sexmaculatus) augmentation
for white fly (Bemisia tabacl1 management and its effect
on gemini virus infestation on tomato
W. Setiawati, N. Gunaeni, T.S. Uhan, and A. Hasyim
18-26
Impact of Brachiaria, arbuscular mycorrhiza, and potassium enriched
rice straw compost on aluminum, potassium and stability of acid
soil aggregates
Bariot Hafif, Supiandi Sabiham, Iswandi Anas, Atang Sutandi,
and Suyamto
27-34
The financial feasibility of rice dryers: A case study in Subang District,
West Java
Dewa Ketut Sadra Swastika
35-42
Indonesian Journal of Agricultural Science is previously published as Indonesian Journal of Crop Science (1985 -1999). Th is
in one volume of two issues per year by the Indonesian Agency for Agricultural Research and Development.
journal is ーオ「ャゥウセL・、@
It is available online at: http://pustaka.litbang .deptan.go.id.
The journal publishes primary research articles from any source if they make a significant original contribution to the experimental
or theoretical understanding of some aspect of agricultural science in Indonesia . The definition of agricultural science is kept as
wide as possible to allow the broadest coverage in the journal.
Indonesian Journal of Agricultural Science 13(1), 2012: 27-34
IMPACT OF BRACHIARIA, ARBUSCULAR MYCORRHIZA, AND POTASSIUM
ENRICHED RICE STRAW COMPOST ON ALUMINUM y POTASSIUM AND
STABILITY OF ACID SOIL AGGREGATES
Bariot Hafifa, Supiandi Sabiham b, Iswandi Anasb, Atang Sutandi b, and SuyamtoC
aLampung Assessment Institute for Agricultural Technology
Jolon ZA. Pagar Alam No. 1A Rajabasa, Bondar Lampung 35145, Indonesia
Phone +62 721 781776. 701328, Fax. +62 721 705273, E-mail:
bDepartment of Soil Sciences and Land Resource. Faculty of Agriculture, Bogar Agricultural University
Kampus Darmaga, Bogar 16680. Indonesia
c/ndonesian Center for Food Crops r
セ@
, ' jsn
イ ャTエMYセ@
172jAUljP2MBlj08/2009
': :" O[MセスZ
Z@ GN@ セ B@
';'Yo
セ@
A
Nセ G ヲ@
"
, ,'I
I {........
"
.. ,.
(
セM
"
. ---
p,
1A2
Jakarta
April 2012
ISSN
1411-982X
April 2012
'
ISSN 1411-982X
Indonesian Journal of
AGRICULTURAL
SCIENCE
Vol. 13 No.1, April 2012
Accredited A by the Indonesian Institute of
Sciences No. 816/0/2009
Director of Indonesian Center for Agricultural Library and Technology Dissemination
Farid Hasan Baktir
Editorial Board
Chairman
Supriadi
Plant Pathology
Indonesian Spice and Medicinal Crops Research Institute
Members
Fahmuddin Agus
Sutoro
I Made Tasma
Budi Tangendjaja
Dewa Ketut Sadra Swastika
Sri Widowati
Soil Science
Indonesian Soil Research Institute
Agronomy
Indonesian Center for Agricultural Biotechnology and Genetic Resources
Research and Development
Plant Breeding and Molecular Biology
Indonesian Center for Agricultural Biotechnology and Genetic Resources
Research and Development
Animal Feed and Nutrition
Indonesian Center for Animal Research and Development
Socioeconomics
Indonesian Center for Agricultural Socio Economic and Policy Studies
Food Technology
Indonesian Center for Agricultural Postharvest Research and Development
Managing Editor
Endang Setyorini
Ujang Sahali
Indonesian Center for Agricultural Library and Technology Dissemination
Indonesian Center for Agricultural Library and Technology Dissemination
All inquiries and manuscripts should be sent to the :
The editorial office
Indonesian Center for Agri cultural Library and Technology Dissemination
Jalan Ir. H. Juanda No. 20
Bogor 16122, Indonesia
Telephone : +62 251 8321746
Fax
+62 251 8326561
pustaka@litbang.deptan .go.id
Website
hltp :/Ipustaka .litbang .deptan .go. id
Printed in Indonesia
© 2012 , Indonesian Agency for Agricultural Research and Development, Jakarta , Indonesia
ISSN 1411-982X
Indonesian Journal of
AGRICULTURAL
SCIENCE
Vol. 13 No.1, April 2012
CONTENTS
Methane emission from direct seeded rice under the influences
of rice straw and nitrification inhibitor
A. Wihardjaka, S. Djalal Tandjung , B. Hendro Sunarminto, .
and Eko Sugiharto
1-11
Multifunctional mutants of Azospirillum sp. with enhanced capability
of solubilizing phosphorus, fixing nitrogen, and producing indole
acetic acid
Eny Ida Riyanti, Toto Hadiarto, and D.N. Susilowati
12-17
Potency of predator (Menochilus sexmaculatus) augmentation
for white fly (Bemisia tabacl1 management and its effect
on gemini virus infestation on tomato
W. Setiawati, N. Gunaeni, T.S. Uhan, and A. Hasyim
18-26
Impact of Brachiaria, arbuscular mycorrhiza, and potassium enriched
rice straw compost on aluminum, potassium and stability of acid
soil aggregates
Bariot Hafif, Supiandi Sabiham, Iswandi Anas, Atang Sutandi,
and Suyamto
27-34
The financial feasibility of rice dryers: A case study in Subang District,
West Java
Dewa Ketut Sadra Swastika
35-42
Indonesian Journal of Agricultural Science is previously published as Indonesian Journal of Crop Science (1985 -1999). Th is
in one volume of two issues per year by the Indonesian Agency for Agricultural Research and Development.
journal is ーオ「ャゥウセL・、@
It is available online at: http://pustaka.litbang .deptan.go.id.
The journal publishes primary research articles from any source if they make a significant original contribution to the experimental
or theoretical understanding of some aspect of agricultural science in Indonesia . The definition of agricultural science is kept as
wide as possible to allow the broadest coverage in the journal.
Indonesian Journal of Agricultural Science 13(1), 2012: 27-34
IMPACT OF BRACHIARIA, ARBUSCULAR MYCORRHIZA, AND POTASSIUM
ENRICHED RICE STRAW COMPOST ON ALUMINUM y POTASSIUM AND
STABILITY OF ACID SOIL AGGREGATES
Bariot Hafifa, Supiandi Sabiham b, Iswandi Anasb, Atang Sutandi b, and SuyamtoC
aLampung Assessment Institute for Agricultural Technology
Jolon ZA. Pagar Alam No. 1A Rajabasa, Bondar Lampung 35145, Indonesia
Phone +62 721 781776. 701328, Fax. +62 721 705273, E-mail:
bDepartment of Soil Sciences and Land Resource. Faculty of Agriculture, Bogar Agricultural University
Kampus Darmaga, Bogar 16680. Indonesia
c/ndonesian Center for Food Crops r