Page 219 - 《水资源与水工程学报》2025年第1期
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! 1#         ÿ!", 7: #“9$%·&@µö'()&v*+,_@kl./                                               2 1 5

                                                                                               =0.502+
                 respectively.ThenewPTFbasedonsoildataof175runoffplotswasgivenasbelow:θ f
                         -3
                              cl
                1 .30×10 ×f-0.115× ρ b    .ThenewPTFindicatedthat θ f ofsubtropicalsoilswasmainlyaffectedby
                             cl
                 claycontent (f)and ρ b .Byverifyingwithanindependentdataset,thenewPTFwasshowntopredict θ f
                                         2                    3  3                   3  3
                 valuesaccurately,withanR of0.48, ε r of0.035m /m,and εof-0.024m /m.ThePTFsdevel
                 opedbasedontemperateandtropicalsoilsperformedpoorlywhenapplyingtosubtropicalregions.The
                                                                                                      ),
                 newPTFoutperformstheexistingmodels ,anditonlyrequiresthetwobasicsoilparameters(fand ρ b
                                                                                               cl
                 whichareeasytomeasure.
                 Keywords:subtropicalsoil;fieldcapacity;soiltexture;bulkdensity;pedotransferfunction
                                                                                    3
                                                                                        3
                                                               tÐÈ( Ąt 0.043m /m)。Kotlar .         [10] ¹¬¨
            1 ./01
                                                               U&ÖüÝG$“(5Wà×zm PTF, øù•W
                 ìÂQW}(fieldcapacity, θ f j>(5^õ:              s‹ŒklüÝ, ¨U&ÖüÝx&]€ý‘Ž“
                                           )
            P ž ¯ § U ¬ 4 ã í Q m Þ L ⠙ W k q }              PTF ú45\R¨mhi€, ²y¬ÎúºÇÈ
               3  3                                                                                       [11]
            (m /m), ß}tj˜ùYUþE m(5³´W                          ‹45\R3hi€P„.。Nguyen .
            kmýÀ, ¬jÒ¾ñã@QECG»im֑ú                            ‚ƒ“°³m PTFhi—•Uý·×þ(5 θ f
            û [1] 。θ f jÈ}(5QW„ãm-I>?wx, ú                     mêë„, äåôõ,PTFhi„ã:î\RÀ©,
            YìÁ!~sW¯V、 UþWkX¬´ê‚U.ü                            yäãò¬ú[³ø¾¾¿C\m(5»。t€C
            X[³-IU¬        [2] 。                               \Âm¾SF‹(5þV、 Ô&、 Eþ&„|[³„
                                                                                                   [12]
                 Wsm θ f i&üÝÒÓìÂϲÁ!Ý、 _Q                     …, FÃHIVԄ| θ f m34t€                 。P/
                              [3]                                                           [1314]
            Ý~‚§eTÝ.            üÝ。ìÂϲÁ!ÝjÊ                   45ôõ, θ f S(5 f˕ø†              、 S ρ b ˈø
                                                                                  om
                                                                        [15]
            º6TÁWÆ(5Hî3~, $3úCô¬úû                            †  [5] 。Lal m45>’, θ f S f、fBËÌø†
                                                                                             sa
                                                                                                 si
            G( (ep9) ðksW/·¼, ®XWkHîÿÈ                         „, ²S f˕ø†。Tomasella .         [16] 45ôõ θ f
                                                                       cl
            3mqW}Ötð(5m θ f _QÝjX¬_Q¹                          S f、f ˕ø†。Adhikary .       [6] m45\ôõ θ f
                                      ;
                                                                  si cl
            z­H(, úc¨ß‚³ÎÉW­b, Õ(É4ãÉ
                                                                     si
                                                               S f、f ˈø†。Fý45¤õ, (5|C θ f
                                                                  sa
            QmPž¯W}HîÿȽ, ]·íîmqW}Ö                            m34[0t\Rt€ßQE„…。
                         ;
            tð(Ém θ f ‚§eTÝj¹¬‚§eTi&¾                              Da . [17] 45ôõ, ï?ñ(5z{zß9m
            &WOG( x9ÁÂt -33kPa) (5ÉVmâ™q                       PTF ¬•*ñ(5W§¾„hi½êëêPE, i
            W}。ϲÁ!Ýi­º]ùPMN, t˜ÈL\                            j0t?ñS*ñ(5mþV、 Ô&‹„þ›k[
            R45; _QÝ~‚§eT݁(ɒ“}PL, Œ                          ³PLm„…, FÃy(5W§¾„=…。v3, (
            ¼ÉSi&º]ü½;§。(5[³/”'ÑVÔ                             5³¨|j34 θ f m†=01wx, *ñ、 H*ñ
            „|, •ø€(É, /³x”„|9EfÔ, (5                         C\ɕ(5„Ô、 k—º]G», (5³¨|q}
            m θ f Lã¬[™wÇf, \’I-öi&               [4] 。W      Ö¸PE    [18] 。°³¬•hi θ f m PTFHIÎ*•
            îz(pedotransferfunction,PTF) LʺPi&m              ?ñ‹*ñC\m(5z{, ž,Adhikary .               [6] 、
            (5'ÑVÔ¾„΃8P‡i&m(5W§¾„                             Gupta . [9] 、Botula . [12] ~ Da . [17] kþ{V€、
            ×z。0v, 45(5t€W§¾„×zm PTF™                          ²T?ñC\、 Éå~W?.C\m(5z{, G$
            kwI。                                               “=#\R θ f m PTF–«。0'•H*ñ\R(
                 ,Ön³/45ǹ¬‹ŒklüÝ$K                           5z{ß9m PTF hi(5 θ f m45øPõ, F
            PTF Îhit€C\、 t€(5n«m θ f Ò                [57] 。  𳖫úð\Rm˜¬„tŽ, 34“Wà–
            Rawls .  [8] ãڑ’{i&m(5VԄ|                      «mhi€。
            ( |C~³¨|q}.) hƒ(5 θ f SRSqW},                          '•ýЭ0, Ñài&“»!H*ñC\
            y – « ú T ! ( 5 4 5 ü X í î “ ; < ò ¬。             175 û»i¡\m(5 θ f ρ b       sa  si cl  om
                                                                                      、 、f、f、f ‹ f .VÔ
            Gupta . [9] {(5»Ö@q} (f)、 ë@q}                    „|, ‚ƒ“°³ PTF hiH*ñ\R θ f Òmêë
                                             sa
            (f)、 ö@q}(f)、 ³¨|q}(f) ‹(5r-                       „, JX¬/”C鋌klüÝG$“˜¬•Ñ
                            cl
                                             om
              si
               )
            ( ρ b .΃8 θ f äåôõ, aiÒShiÒwÂP                    \R(5 θ f m# PTF –«。
                           ,
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