Cu 0 + Zn 0 Cu 75 + Zn 0Cu 150 + Zn 0Cu 0 + Zn 200 Cu 75 + Zn 200 Cu 150 + Zn 200Cu 0 + Zn 400 Cu 75 + Zn 400 Cu 150 + Zn 400
Cu concentration in shoot (mg/kg)
0
Fig. 5. Cu concentration (mg/kg) of rice shoot in different treatments. Values represent mean ² standard deviation (n = 4). Different letters within same each spiked Cu and Zn treatment are significantly different after ANOVA and Tukey’s HSD at p
= 0.05. (NA = no amendment ; Lime = lime addition ; Compost = compost addition ; 0, 75, 150 = spiked Cu concentration (mg/kg
) )
) ; 0, 200, 400 = spiked Zn concentration (mg/kg ) )
35
Spiked Cu and Zn concentration (mg/kg)
Cu 0 + Zn 0 Cu 75 + Zn 0Cu 150 + Zn 0Cu 0 + Zn 200 Cu 75 + Zn 200 Cu 150 + Zn 200Cu 0 + Zn 400 Cu 75 + Zn 400 Cu 150 + Zn 400
Cu concentration in root (mg/kg)
0
Fig. 6. Cu concentration (mg/kg) of rice root in different treatments. Values represent mean ² standard deviation (n = 4). Different letters within same each spiked Cu and Zn treatment are significantly different after ANOVA and Tukey’s HSD at p
= 0.05. (NA = no amendment ; Lime = lime addition ; Compost = compost addition ; 0, 75, 150 = spiked Cu concentration (mg/kg) ; 0, 200, 400 = spiked Zn concentration (mg/kg))
) )
ҁࣴز่݀ᆶځ࣬౦Ǵёૈࣁҁ၂ᡍβᝆޑ pH ॶߚமለ܄Ϸҁ၂ᡍβᝆ٠ߚࣁ ᝄख़ልԡࢉβᝆǴ܌аࡼҔׯؼᏊࡕዿਥύልޑᐚࡋफ़ե൯ࡋόεǶόӕՏύ ልޑᐚࡋࣁǺዿਥ > Ӧ ɭ ዼಈȐკ 4 - 6ȑǶΓࣴزΨࡰрНዿӚՏύ ልᐚࡋޑׇࣁǺዿਥ > ယ > ಳ > ዼಈ (Gu et al., 2011; Wang et al., 2009)Ƕ
ಃ
ಃϤǵልᎋ࣬ϕբҔჹНዿύልᐚࡋϐቹៜ
ǵᕫᕫԯ
҂ࡼҔׯؼᏊǵࡼҔҡԪᆶࡼҔ୴ޥޑೀǴልǵᎋǵልکᎋޑ࣬ϕբҔࣣ
ཱུᡉቹៜᕫԯύልޑᐚࡋȐ߄ 6ȑǶҁࣴزޑ่݀ᆶΓࣴزόᅰ࣬ӕǴ Sarkunan et al. (1989) ࡰрልǵᎋǵልکᎋޑ࣬ϕբҔࣣቹៜዼಈύልޑᐚࡋǹ Kim ک McBride (2009) ޑࣴزᡉҢନΑልکᎋޑ࣬ϕբҔѦǴልǵᎋࣣᡉቹ ៜεلύልޑᐚࡋǶ
() బуልᐚࡋ 0 mg/kg
҂ࡼҔׯؼᏊΠǴ҂బуልޑβᝆǴӆబуᎋ 200 mg/kg ܈ 400 mg/kg Ǵᕫ ԯύልޑѳ֡ᐚࡋϟܭ 4.40 - 4.84 mg/kgǴी҂ၲډ 5 % ᡉНྗȐკ 7aȑǴ
่݀ᡉҢβᝆ҂ᚐѦబуልᐚࡋǴջচҁβᝆύӄໆልᐚࡋࣁ 16.8 mg/kg
ࡼҔҡԪࡕǴᒿᎋᐚࡋޑቚуǴᕫԯύልޑᐚࡋևΠफ़ᖿ༈Ǵᕫԯύል ޑᐚࡋҗ 4.86 ± 0.68 mg/kgȐCu 0 + Zn 0ȑϩձफ़եԿ 3.46 ± 0.76 mg/kgȐCu 0 + Zn 200ȑᆶ 2.71 ± 0.81 mg/kgȐCu 0 + Zn 400ȑǴՠѝԖబуᎋᐚࡋ 400 mg/kg ޑೀ
Ԗၲډᡉৡ౦ǶҗԜёޕࡼҔҡԪΠǴβᝆ҂ᚐѦబуልᐚࡋਔǴӆబуᎋ 400 mg/kgڋᕫԯ֎ԏልǶ
ਔǴ ӆᚐѦబуᎋ٠όቹៜᕫԯύልޑᐚࡋǶ
ࡼҔ୴ޥޑ่݀ᆶࡼҔҡԪޑ่݀࣬՟ǴᕫԯύልޑᐚࡋᒿᎋޑቚуԶफ़
37
߄ 6ǵόӕೀΠልکᎋΒӢηϩჹᕫԯύልᐚࡋ(mg/kg)ޑቹៜ
Table 6. A two - way ANOVA analysis for the effect of Cu and Zn on Cu concentration (mg/kg) of brown rice in different treatments
Effect NA¨ Lime Compost
Cu *** *** ***
Zn *** *** ***
Cu × Zn ** *** ***
NS : not significant.
* significance at the 0.05 probability levels.
** significance at the 0.01 probability levels.
*** significance at the 0.001 probability levels.
§ NA = no amendment ; Lime = lime addition ; Compost = compost addition.
კ 7ǵόӕೀΠᒿᎋᐚࡋޑቚуᕫԯύልᐚࡋ (mg/kg) ޑᡂϯ (a) ልᐚࡋ 0
NA Lime Compost
Cu concentration in brown rice (mg/kg)
0
NA Lime Compost
Cu concentration in brown rice (mg/kg)
0
NA Lime Compost
Cu concentration in brown rice (mg/kg)
0
39
ڋᕫԯ֎ԏልǶ
(Β)బబуልᐚࡋ 75 mg/kg
҂ࡼҔׯؼᏊΠǴబуልᐚࡋ 75 mg/kg ޑβᝆǴӆబуᎋ 200 mg/kg ᡉ
फ़եᕫԯύልޑᐚࡋǴᕫԯύልޑᐚࡋҗ 6.38 ± 0.72 mg/kg फ़Կ 4.96 ± 0.75 mg/kgȐკ 7bȑǹฅԶǴబуልᐚࡋ 75 mg/kg ޑβᝆǴӆబу 400 mg/kgǴᎋࠅ
ߦᕫԯ֎ԏልǶబуᎋᐚࡋ 200 mg/kgਔǴልᎋޑ࣬ϕբҔࣁלբҔǴฅԶ బуᎋᐚࡋࣁ 400 mg/kg ਔǴልکᎋޑ࣬ϕբҔ߾ᙯࣁڐӕբҔǶќࣴز߾ࡰ
рషӝబуᎋȐ200ǵ400 ᆶ 800 mg/kg ȑǵልȐ50ǵ100 ᆶ 200 mg/kg ȑǵᙻȐ25ǵ
50 ᆶ 100 mg/kg Sarkunan et al.,
1989
ȑޑβᝆǴዼಈύልޑᐚࡋᒿᎋޑቚуԶቚу(
)ǶόӕޑచҹΠǴዼಈύልکᎋޑ࣬ϕբҔόӕǴёૈࣁڐӕ܈לբҔǶ
ࡼҔҡԪϷ୴ޥࡕǴᕫԯύልᐚࡋޑᖿ༈ᆶ҂ࡼҔׯؼᏊޑೀ࣬ӕǶబу ልᐚࡋ 75 mg/kg ޑβᝆǴӆబуᎋ 200 mg/kg ڋᕫԯύ֎ԏልǶబуልᐚ ࡋ 75 mg/kg ޑβᝆǴӆబуᎋ 400 mg/kg ߾ߦᕫԯ֎ԏᎋǶ
(Ο)బуልᐚࡋ 150 mg/kg
҂ࡼҔׯؼᏊޑݩΠǴబуልᐚࡋ 150 mg/kg ޑβᝆǴӆబуᎋ 200 mg/kgǴ ᕫԯύልޑᐚࡋҗ 6.23 ± 1.31 mg/kg ϲԿ 8.11 ± 0.46 mg/kgȐკ 7cȑǴՠӧ
ीࠅคᡉৡ౦Ȑp > 0.05ȑǶऩӆబуᎋ 400 mg/kgǴᕫԯύልޑᐚࡋϲԿ 9.41
± 2.14 mg/kgǴЪӧीၲډ 5 % ᡉНྗǶҗԜ่݀ளޕǴబуልᐚࡋ 150 mg/kg ޑβᝆǴӆబуᎋ 400 mg/kg ߦᕫԯ֎ԏልǴҁࣴز่݀ᆶ Sarkunan et al. (1989) ࣬՟Ƕ
ࡼҔҡԪᆶ୴ޥޑ่݀Ψᆶ҂ࡼҔׯؼᏊޑೀኬǴబуልᐚࡋ 150 mg/kg ޑβᝆǴӆబуᎋ 200 mg/kg ٠όቹៜᕫԯჹልޑ֎ԏȐp > 0.05ȑǴՠࢂబу ᎋᐚࡋ 400 mg/kg ߦᕫԯ֎ԏልǶᆕӝॊ่݀ᡉҢǴόᆅԖคࡼҔׯؼᏊǴ బуልᐚࡋ 150 mg/kg ޑβᝆ Ǵӆబуᎋᐚࡋ 400 mg/kgǴᎋߦᕫԯ֎ԏልǶ
(Ѥ)ᕴᕴ่
ᗨฅβᝆబуልᐚࡋ 0ǵ200 ܈ 400 mg/kg ਔǴӆబуᎋ 200 mg/kg ܈ᎋ 400 mg/kgǴᎋߦ܈ڋᕫԯ֎ԏልǶՠεठёᘜયрǴబуል 75 mg/kg ܈ 150 mg/kg ޑβᝆǴӆబуᎋ 400 mg/kgǴᎋߦᕫԯ֎ԏልǶ
ΒǵННዿӦ
҂ࡼҔׯؼᏊޑݩΠǴѝԖልᡉቹៜНዿӦύልޑᐚࡋǴᎋǵል کᎋޑ࣬ϕբҔ߾ჹНዿӦύልޑᐚࡋคቹៜȐ߄ 7ȑǴLuo ک Rimmer (1995) ޑࣴز߾ᡉҢǴልǵᎋόቹៜεഝӦύልޑᐚࡋǴልکᎋޑ࣬ϕբҔᡉ
ቹៜεഝύልޑᐚࡋǶќࣴز߾ᡉҢǴልǵᎋǵልکᎋޑ࣬ϕբҔჹዿาύ ልޑᐚࡋԖᡉቹៜ(Sarkunan et al., 1989)ǶࡼҔҡԪ܈ࡼҔ୴ޥΠǴልکᎋޑ࣬
ϕբҔჹНዿӦύልԖᡉቹៜǶ () బуልᐚࡋ 0 mg/kg
҂ࡼҔׯؼᏊޑݩΠǴ҂బуልޑβᝆǴӆబуᎋ 200 ܈ 400 mg/kgǴ
ߦНዿӦ֎ԏልȐკ 8aȑǶќࣴزࠅᡉҢ҂బуልޑβᝆǴऩబуᎋ 10 mg/kg
ǴεഝύልޑᐚࡋϲǴՠऩᎋගଯԿ 100 mg/kg Luo and Rimmer, 1995
ǴεഝӦύልޑᐚ
ࡋ߾Πफ़( )ǶFageria (2002) ޑࣴز่݀߾ᡉҢబуᎋ
ڋНዿӦ֎ԏልǵ້ᆶේǹబуᎋ߾ߦل֎ԏልǶ
ࡼҔҡԪᆶ୴ޥΠǴ҂బуልޑβᝆǴӆబуᎋ 200 ܈ 400 mg/kgǴεठ
٠όߦ܈ڋНዿӦ֎ԏልǶόӕೀΠНዿӦύልޑѳ֡ᐚࡋࣁ 2.45 - 3.08 mg/kgȐࡼҔҡԪȑᆶ 1.49 - 2.22 mg/kgȐࡼҔ୴ޥȑǶ
(Β)బуልᐚࡋ 75 mg/kg
კ 8b ่݀ᡉҢ҂ࡼҔׯؼᏊޑݩΠǴబуልᐚࡋ 75 mg/kg ޑβᝆǴӆబ
41
߄ 7ǵόӕೀΠልکᎋΒӢηϩჹНዿӦύልᐚࡋ(mg/kg
Table 7. A two-way ANOVA analysis for the effect of Cu and Zn on Cu concentration (mg/kg) of shoot in different treatments
)ޑቹៜ
Effect NA¨ Lime Compost
Cu *** *** ***
Zn NS NS ***
Cu × Zn NS * ***
NS : not significant.
* significance at the 0.05 probability levels.
** significance at the 0.01 probability levels.
*** significance at the 0.001 probability levels.
§ NA = no amendment ; Lime = lime addition ; Compost = compost addition.
კ 8ǵόӕೀΠᒿᎋᐚࡋޑቚуНዿӦύልᐚࡋ (mg/kg) ޑᡂϯ (a) ል
NA Lime Compost
Cu concentration in shoot (mg/kg)
0
NA Lime compost
Cu concentration in shoot (mg/kg)
0
NA Lime Compost
Cu concentration in shoot (mg/kg)
0
43
ᎋᐚࡋ 10 ܈ 100 mg/kgࡼҔҡԪޑೀǴబуልᐚࡋ 75 mg/kg ޑβᝆǴӆబуᎋӕኬޑΨόߦ
܈ڋНዿӦ֎ԏልǶฅԶࡼҔ୴ޥࡕǴబуልᐚࡋ 75 mg/kg ޑβᝆǴӆబ уᎋ 400 mg/kgߦӦ֎ԏልǴԜࣁڐӕբҔǶబуልᐚࡋ 75 mg/kg
ǴεഝӦύልޑᐚࡋࣣόڙቹៜǶฅԶ Sarkunan et al.
(1989) ޑ่݀ࠅวǴబуᎋफ़եዿาύልޑᐚࡋǶ
ޑβ ᝆǴНዿӦύልޑᐚࡋࣁ 3.71 ± 0.07 mg/kgǶӆబуᎋᐚࡋ 200 mg/kg Ϸ 400 mg/kgǴНዿӦύልޑᐚࡋϩձϲԿ 5.06 ± 0.75 mg/kg Ϸ 6.55 ± 1.83 mg/kg Ǵ ՠѝԖబуᎋᐚࡋ 400 mg/kg
(Ο)బబуልᐚࡋ 150 mg/kg
ޑೀԖၲी 5 % ᡉৡ౦Ƕ
҂ࡼҔׯؼᏊΠǴబуልᐚࡋ 150 mg/kg ޑβᝆǴНዿӦύልޑѳ֡ᐚ ࡋϟܭ 10.2 - 14.2 mg/kgȐკ 8cȑǴЪӚೀ໔ӧी٠คᡉৡ౦ǶࡼҔҡԪ ࡕǴᗨฅᒿᎋᐚࡋޑቚуǴНዿӦύልޑᐚࡋևΠफ़ᖿ༈Ǵՠࢂी
҂ၲډ 5 % ᡉৡ౦ǶҗॊளޕǴόᆅࢂ҂ࡼҔׯؼᏊ܈ࡼҔҡԪǴНዿӦ
ύልޑᐚࡋࣣόڙబуᎋᐚࡋޑቹៜǶ
ࡼҔ୴ޥΠНዿӦύልޑᐚࡋԖᡉᡂϯǶబуልᐚࡋ 150 mg/kg ޑβ ᝆǴНዿӦύልޑᐚࡋࣁ 3.63 ± 0.58 mg/kg
(Ѥ)ᕴ่
ǶᒿᎋᐚࡋబуԿ 200 ܈ 400 mg/kgǴНዿӦύልޑᐚࡋϩձቚуԿ 6.09 ± 1.26 mg/kg Ϸ 9.26 ± 0.96 mg/kgǴ ЪΟᅿᐚࡋೀ໔֡ၲډ 5% ᡉৡ౦ǶҗԜ่݀ёޕࡼҔ୴ޥΠǴబуልᐚࡋ 150 mg/kg ޑβᝆǴӆబуᎋ 200 ܈ 400 mg/kgǴᎋߦНዿӦ֎ԏልǶ
εठǴ҂ࡼҔׯؼᏊᆶࡼҔҡԪޑݩΠǴόᆅβᝆబуልᐚࡋࣁՖǴӆ బуᎋ 200 ܈ 400 mg/kg ٠όߦ܈ڋНዿӦ֎ԏልǶฅԶǴࡼҔ୴ޥ ࡕǴబуልᐚࡋଯܭ 75 mg/kg ޑβᝆǴӆబуᎋ 200 ܈ 400 mg/kg ߦНዿ Ӧ֎ԏልǶ
Οǵዿዿਥ
ᆕӝልᎋΒӢηϩޑ่݀Ȑ߄ 8ȑǴόᆅԖคࡼҔҡԪ܈୴ޥǴልࣣቹៜ ዿਥύልޑᐚࡋȐp < 0.001ȑǴልکᎋޑ࣬ϕբҔ߾όჹዿਥύልޑᐚࡋԖቹៜǶ
҂ࡼҔׯؼᏊᆶࡼҔҡԪΠǴᎋᡉቹៜዿਥύልޑᐚࡋǶ () బуልᐚࡋ 0 mg/kg
όᆅԖคࡼҔׯؼᏊǴ܌ԖೀΠዿਥύልޑᐚࡋεऊࣁ 8 mg/kgȐკ 9aȑǶ
҂ࡼҔׯؼᏊǵࡼҔҡԪ܈ࡼҔ୴ޥΠǴልᎋᐚࡋೀ໔ࣣ҂ၲ 5 % ᡉৡ౦Ƕ Ԝ่݀ᡉҢǴዿਥύልޑᐚࡋ٠҂ڙబуᎋޑቹៜǶ
(Β) బуልᐚࡋ 75 mg/kg
҂ࡼҔׯؼᏊΠǴబуልᐚࡋ 75 mg/kg ޑβᝆǴዿਥύልޑᐚࡋനեǴᐚࡋ ࣁ 32.4 ± 5.96 mg/kgȐკ 9bȑǶӆᚐѦబуᎋᐚࡋ 200 mg/kg ܈ 400 mg/kg ਔǴ ዿਥύልޑᐚࡋϩձϲԿ 47.0 ± 8.18 mg/kg ᆶ 59.5 ± 12.2 mg/kg
ࡼҔҡԪᆶࡼҔ୴ޥޑ่݀࣬ৡόεǶࡼҔҡԪΠǴዿਥύልޑᐚࡋࣁ 41.5 ± 2.44 mg/kgȐCu 75 + Zn 0ȑǵ33.5 ± 6.42 mg/kgȐCu 75 + Zn 200ȑϷ 43.8 ± 10.3 mg/kg ȐCu 75 + Zn 400ȑǴЪೀ໔҂ၲᡉৡ౦Ȑp > 0.05ȑǶࡼҔ୴ޥΠǴዿਥύᎋޑ ᐚࡋΨ҂ၲी 5 % ᡉৡ౦Ƕ่݀ᡉҢǴࡼҔҡԪᆶࡼҔ୴ޥࡕǴబуልᐚ ࡋ 75 mg/kg ޑβᝆǴӆᚐѦబуᎋᐚࡋ 200 mg/kg ܈ 400 mg/kgǴᎋόߦ܈
ڋዿਥ֎ԏልǶ
ǴՠѝԖబу ᎋᐚࡋ 400 mg/kg ޑೀԖᡉৡ౦Ȑp < 0.05ȑǶᆕӝॊ่݀ளޕǴబуልᐚ 75 mg/kg ޑβᝆǴӆబуᎋᐚࡋ 400 mg/kgǴᎋωߦዿਥ֎ԏልǶ
(Ο) బуልᐚࡋ 150 mg/kg
҂ࡼҔׯؼᏊǵࡼҔҡԪᆶࡼҔ୴ޥΠǴᗨฅబуልᐚࡋ 150 mg/kg ޑβᝆǴ
45
߄ 8ǵόӕೀΠልکᎋΒӢηϩჹНዿਥύልᐚࡋޑቹៜ
Table 8. A two-way ANOVA analysis for the effect of Cu and Zn on Cu concentration (mg/kg) of rice root in different treatments
Effect NA¨ Lime Compost
Cu *** *** ***
Zn * ** NS
Cu × Zn NS NS NS
NS : not significant.
* significance at the 0.05 probability levels.
** significance at the 0.01 probability levels.
*** significance at the 0.001 probability levels.
§ NA = no amendment ; Lime = lime addition ; Compost = compost addition.
კ 9ǵόӕೀΠᒿᎋᐚࡋޑቚуዿਥύልᐚࡋ (mg/kg) ޑᡂϯ (a) ልᐚࡋ 0 mg/kg, (b) ልᐚࡋ 75 mg/kg, (c) ልᐚࡋ 150 mg/kg
Treatments
NA Lime Compost
Cu concentration in root (mg/kg)
0
NA Lime Compost
Cu concentration in root (mg/kg)
0
NA Lime Compost
Cu concentration in root (mg/kg)
0
47
ೀ໔Ǵዿਥύልޑᐚࡋࣣ҂ၲी 5 % ᡉНྗǶҗԜ่݀ёޕǴόᆅԖค
ࡼҔׯؼᏊǴబуልᐚࡋ 150 mg/kg ޑβᝆǴӆబуᎋ 200 mg/kg ܈ 400 mg/kg όߦ܈ڋዿਥ֎ԏᎋǶ
Ѥǵᕴᕴ่
ᆕӝልکᎋ࣬ϕբҔჹᕫԯǵНዿӦϷዿਥύልޑቹៜǴёวԖคࡼ
ҔࡼҔׯؼᏊޑݩΠǴబуᎋၨߦ܈ڋᕫԯ֎ԏልǴځԛࣁНዿӦǴ ӆٰࣁዿਥǴӢԜёޕልکᎋޑ࣬ϕբҔჹНዿӚՏύልޑቹៜำࡋεठࣁᕫ ԯ > НዿӦ > ዿਥǶෳёૈޑচӢࣁዿਥӃௗډልᎋǴ٠ಕᑈεໆል ᎋܭਥ܈Нዿਥ߄य़֎ߕልᎋǴߔᏲεϩޑߎឦᒡԿዼಈύǴӢԶβᝆӕ ਔӸԖᎋਔǴ٠όߦ܈ڋዿਥ֎ԏልǶНዿӦȐዿาᆶယȑӧНዿғ
תᄽޑфૈࣁᒡᎦϩǴόܰಕᑈልᐚࡋǴ܌аబуᎋΨόჹНዿӦύ ልޑᐚࡋԖϼεቹៜǶεϩޑᎦϩၮଌԿᕫԯǴልӢԶᒿᎋޑቚуԶԖڐӕ
܈לբҔǶԿܭࣁՖόӕልబуໆΠǴНዿύልکᎋޑ࣬ϕբҔࣁڐӕ܈ל բҔǴ߾ሡࣴزǶ
ಃΎǵόӕೀჹНዿύᎋᐚࡋޑቹៜ
ǵᕫᕫԯ
ҁࣴز܌ԖೀΠᕫԯύᎋޑѳ֡ᐚࡋϟܭ 31.2 - 47.3 mg/kgȐკ 10ȑǶਥᏵ ᆵӦၭբނύख़ߎឦ֖ໆፓ่݀(݅, 1991)ǴᆵӦᕫԯύᎋ֖ໆࣁ 1.99 - 80 mg/kgȐଳख़ࣁ୷ྗȑǴᎋޑѳ֡ᐚࡋࣁ 39.2 ² 12.1 mg/kg ǶᆶॊЎ
ޑ่݀ჹྣǴҁࣴزᕫԯύᎋޑᐚࡋࣣϟܭ҅தᐚࡋጄൎϣǶҗԜёޕǴНዿғ ߏܭልᐚࡋեܭ 150 mg/kg
ᆶᕫԯύልޑᐚࡋ࣬КǴᕫԯύᎋޑ֖ໆၨଯǴӢࣁ࣬ၨܭልǴᎋၨܰ۳Ӧ
ᒡǶεठԶقǴࡼҔҡԪϷ୴ޥ٠όफ़եᕫԯύᎋޑᐚࡋǴᕫԯύᎋޑ Ϸᎋᐚࡋեܭ 400 mg/kg ޑβᝆǴᕫԯᔈค१ࠔӼӄ ϐᅪቾǶ
Spiked Cu and Zn concentration (mg/kg)
Cu 0 + Zn 0 Cu 0 + Zn 200 Cu 0 + Zn 400Cu 75 + Zn 0 Cu 75 + Zn 200 Cu 75 + Zn 400 Cu 150 + Zn 0 Cu 150 + Zn 200 Cu 150 + Zn 400
Zn concentration in brown rice (mg/kg)
0
Fig. 10. Zn concentration (mg/kg) of brown rice in different treatments. Values represent mean ² standard deviation (n = 4). Different letters within same each spiked Cu and Zn treatment are significantly different after ANOVA and Tukey’s HSD at p = 0.05. (NA = no amendment ; Lime = lime addition ; Compost = compost addition ; 0, 75, 150 = spiked Cu concentration (mg/kg) ; 0, 200, 400 = spiked Zn concentration (mg/kg) )
) )
49
ᐚࡋᆶ҂ࡼҔׯؼᏊޑೀεӭ҂ၲीᡉৡ౦ǶฅԶǴࠅԖࣴزᡉҢࡼҔ ҡԪǵᆘޥᆶԡݝёफ़եพनύᎋޑᐚࡋ(Khan and Jones, 2008)Ƕ၀ࣴزޑβᝆࣁ ᝄख़ልᎋԡࢉޑࣳ፦ᝆβЪ pH ॶࣁ 3.35ǴᎋޑԖਏ܄ଯǴբނόӝܭԜᕉნ ΠғߏǶऩࡼҔׯؼᏊࡕǴβᝆύԖਏ܄ᎋफ़եǴӢԶբނᡏύᎋޑᐚࡋΨफ़եǶ ϸᢀҁࣴزޑβᝆࣁᦍ፦ᗹᝆβЪࣁեࡋልᎋԡࢉβᝆǴ܌аࡼҔҡԪ܈୴ޥჹ ܭफ़եᕫԯύᎋޑᐚࡋၨคਏ݀Ƕ
ΒǵННዿӦ
҂ࡼҔׯؼᏊޑݩΠǴబуᎋᐚࡋ 0 mg/kg
Gu et al., 2011 ޑೀǴНዿӦύᎋޑѳ
֡ᐚࡋεऊࣁ 22.6 - 43.7 mg/kgǴЪᒿᎋᐚࡋޑቚуǴНዿӦύᎋᐚࡋΨᒿ ϐቚуȐკ 11ȑǶΞҗკύёܴᡉளޕǴࡼҔҡԪϷ୴ޥܭబуᎋޑβᝆǴεठ
ёᡉफ़եНዿӦύᎋޑᐚࡋǴԜ่݀ᆶΓࣴز࣬՟( )Ƕ
၀ࣴزࡰрࡼҔ०Ԫᆶ෦ёफ़եዿาᆶယύᎋޑ֖ໆǶ Οǵዿዿਥ
҂బуᎋޑೀǴዿਥύᎋޑѳ֡ᐚࡋϟܭ 37.3 - 56.8 mg/kgȐკ 12ȑǶబ уᎋᐚࡋਔǴዿਥύᎋޑѳ֡ᐚࡋϲԿ 140 - 380 mg/kgǶࡼҔҡԪϷ୴ޥ൳Я
ёаᡉफ़եዿਥύᎋޑᐚࡋȐ҂బуᎋޑೀନѦȑǴԜ่݀ᆶНዿӦύ
ᎋޑ่݀࣬՟ǴচӢࣁȐ1ȑࡼҔҡԪȐCaCO
3
ȑࡕǴCa2+
ஒβᝆጤᡏޑ H+
Ϸ Al3+
ඤрٰǴβᝆ pH ॶගଯǴញрޑ CO3
2-Alloway, 1995 کᎋԋ؈ᐘǴ٬ளᎋྋှࡋफ़ եǶȐ2ȑ୴ޥԖᡵ୷ϯբҔǴ܌аβᝆ pH ॶගଯǴᎋޑྋှࡋΠफ़ǶԜѦ୴
ޥ߄य़܌֖ޑӚᅿ۔ૈ୷ӵ⇌୷ǵ♐୷ᆶ♏୷Ǵёᆶᎋԋᗖ่( ;
Lee et al., 2004)
ᆶНዿӦϷᕫԯύᎋᐚࡋ࣬КǴዿਥύᎋޑᐚࡋനଯǴځԛࣁӦǴ നࡕࣁᕫԯȐკ 10 - 12ȑǶΓࣴزΨࡰрᎋӧНዿᡏϣᐚࡋ٩ׇࣁǺዿਥ > ಳ ယ > ዿዼ > ᕫԯ > қԯ(҉ྼ, 1990)Ƕ
Spiked Cu and Zn concentration (mg/kg)
Cu 0 + Zn 0Cu 0 + Zn 200Cu 0 + Zn 400 Cu 75 + Zn 0 Cu 75 + Zn 200 Cu 75 + Zn 400Cu 150 + Zn 0 Cu 150 + Zn 200 Cu 150 + Zn 400
Zn concentration in shoot (mg/kg)
0
Fig. 11. Zn concentration (mg/kg) of rice shoot in different treatments. Values represent mean ² standard deviation (n = 4). Different letters within same each spiked Cu and Zn treatment are significantly different after ANOVA and Tukey’s HSD at p = 0.05. (NA = no amendment ; Lime = lime addition ; Compost = compost addition ; 0, 75, 150 = spiked Cu concentration (mg/kg ) ; 0, 200, 400 = spiked Zn concentration (mg/kg ) )
) )
51
Spiked Cu and Zn concentration (mg/kg)
Cu 0 + Zn 0 Cu 75 + Zn 0Cu 150 + Zn 0Cu 0 + Zn 200 Cu 75 + Zn 200 Cu 150 + Zn 200Cu 0 + Zn 400 Cu 75 + Zn 400 Cu 150 + Zn 400
Zn concentration in root (mg/kg)
0
Fig. 12. Zn concentration (mg/kg) of rice root in different treatments.. Values represent mean ² standard deviation (n = 4). Different letters within same each spiked Cu and Zn treatment are significantly different after ANOVA and Tukey’s HSD at p = 0.05. (NA = no amendment ; Lime = lime addition ; Compost = compost addition ; 0, 75, 150 = spiked Cu concentration (mg/kg
) )
) ; 0, 200, 400 = spiked Zn concentration (mg/kg) )
ಃ
ಃΖǵልᎋ࣬ϕբҔჹНዿύᎋᐚࡋϐቹៜ
ǵᕫᕫԯ
ልکᎋΒӢηϩჹᕫԯύᎋᐚࡋޑ่݀ᡉҢȐ߄ 9ȑǴ҂ࡼҔׯؼᏊޑݩ
ΠǴልǵᎋǵልکᎋޑ࣬ϕբҔჹᕫԯύᎋޑᐚࡋࣣԖཱུᡉቹៜȐp < 0.01ȑǴԜ
่݀ܭΓࣴز࣬಄(Sarkunan et al., 1989)ǶҡԪϷ୴ޥೀΠǴబуᎋቹៜᕫ ԯύᎋޑᐚࡋǴՠѝԖӧҡԪೀǴልکᎋޑ࣬ϕբҔჹᕫԯύᎋޑᐚࡋԖᡉ
ቹៜǶ
() బуᎋᐚࡋ 0 mg/kg
όᆅԖคࡼҔׯؼᏊǴ҂బуᎋޑβᝆǴӆᚐѦబуልᐚࡋ 75 ܈ 150 mg/kgǴ εठόߦ܈ڋᕫԯ֎ԏᎋȐკ 13aȑǶόӕೀΠᕫԯύᎋޑѳ֡ᐚࡋࣁ 31.2 - 33.9 mg/kgȐ҂ࡼҔׯؼᏊȑǵ33.8 - 38.7 mg/kgȐࡼҔҡԪȑᆶ 33.4 - 38.9 mg/kg ȐࡼҔ୴ޥȑǶ
(Β) బуᎋᐚࡋ 200 mg/kg
җკ 14b ่݀ளޕǴ҂ࡼҔׯؼᏊޑݩΠǴబуᎋᐚࡋ 200 mg/kg ޑβᝆǴ ᕫԯύᎋᐚࡋࣁ 37.8 ± 0.92 mg/kg Ǵऩӆబуልᐚࡋ 75 mg/kg ᡉफ़եᕫԯύ ᎋޑᐚࡋǴᎋᐚࡋࣁ 33.3 ± 1.68 mg/kgǶฅԶǴගଯబуልᐚࡋԿ 150 mg/kg ਔǴ ᕫԯύᎋᐚࡋࠅҗ 37.8 ± 0.92 mg/kg ϲԿ 41.7 ± 2.63 mg/kgǴЪၲᡉৡ౦Ȑp
< 0.05ȑǶ่݀ᡉҢǴబуልᐚࡋ 75 mg/kg ڋᕫԯ֎ԏᎋǹՠࢂబуልᐚࡋ 150 mg/kgࠅߦᕫԯ֎ԏᎋǶSarkunan et al. (1989) ࣴزషӝబуόӕᐚࡋልȐ50ǵ 100 ᆶ 200 mg/kg ȑǵᎋȐ200ǵ400 ᆶ 800 mg/kg ȑᆶᙻȐ25ǵ50 ᆶ 100 mg/kg ȑ ჹНዿዼಈύልᐚࡋቹៜǴวబуᎋᐚࡋ 200 mg/kg ޑβᝆǴӆᚐѦబуል 50ǵ 100 ܈ 200 mg/kg ߦዼಈ֎ԏᎋǶࡼҔҡԪ܈୴ޥࡕǴӆబуል 75 ܈ 150
53
߄ 9ǵόӕೀΠልکᎋΒӢηϩჹᕫԯύᎋᐚࡋ(mg/kg
Table 9. A two-way ANOVA analysis for the effect of Cu and Zn on Zn concentration (mg/kg) of brown rice in different treatments
)ޑቹៜ
Effect NA¨ Lime Compost
Cu *** NS *
Zn *** ** ***
Cu × Zn * * NS
NS : not significant.
* significance at the 0.05 probability levels.
** significance at the 0.01 probability levels.
*** significance at the 0.001 probability levels.
§ NA = no amendment ; Lime = lime addition ; Compost = compost addition.
კ 13ǵόӕೀΠᒿልᐚࡋޑቚуᕫԯύᎋᐚࡋ (mg/kg) ޑᡂϯ (a) ᎋᐚࡋ 0