Page 6 - 《寒旱农业科学》2025年第5期
P. 6

&"'()*+ ", -"+./0(1. 02(13'+4'(5+ 6718)789


                                                      !"#$ (    %"$ )





                                                      !"#$%&$'




                  *+,-+.
              !"#"$%&'()%*+%"##,*-(.'",/0123.4,567%*8"6"-.9*:,;*61.*,<%03.#,=4,>3+'.9?0772"6"-.1%49@"&'-*2*+4!!!!!!
                !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!ABCD,>3,".,12EFGFH
              I"8"2*76"-.,J.1.0#,1-K,L*0-."%6"1#0%"#,*:,>3-M31,!"#$%&'()*+ ,*#-."#*+ N-K0#.%4!!OPCD,J'363-,".,12EQRSH
              L0%%"-.,?3.0$.3*-,$-K,?0++"#.3*-#,:*%,.'",>$-K#&$7",D%""-3-+,T$#.",;%"$.6"-.,3-,>$-U'*0 !!!!!!!!!
               !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!VWOXCDYZ3-+U'"-+,".,12EQR[H
              L0%%"-., ?3.01.3*-, 1-K, I"8"2*76"-., ?.%1."+3"#, *:, .'", ;%1K3.3*-12, L'3-"#", \"K3&3-12, \1."%312#, N-K0#.%4, 3-, ]1-+2",
              L*0-.4 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!\X,^03U'"Y".Y12_QSFH
              !!!!!/+0+1-23 405 67++5-08
              `%""K3-+,a"7*%.,*:,.'",C"b,@1=2",c*.1.*,d1%3".4,@13-#'0,Se,b3.',^3+',?.1%&',L*-."-. !!!!>f9;139".912gQS[H
              N-.%*K0&.3*-, 1-K, XK17.1=323.4, B81201.3*-, *:, \3-3, L'3-"#", L1==1+", d1%3".3"#, :*%, X0.06-, L%*773-+, 3-, L*2Kh&**2,
              N%%3+1.3*-,X%"1#!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!iXCD,D1*M3,".,12EQjjH
              XK17.1=323.4,X-124#3#,*:,I3::"%"-.,c"1,d1%3".3"#,3-,.'",N%%3+1."K,X%"1#,12*-+,.'",O"22*b,a38"% !!!!!!!!

               !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!>Nf,/3-+U0,".,12EQjkH
              !!!!!97:;405 <87-2=;1=7+>?41+7@34,-08 <87-2=;1=7+
              N-.%*K0&.3*-,c"%:*%61-&",*:,B3+'.,C"b,X772",d1%3".3"#,3-,.'",>*-+K*-+,I%4,c21."10,a"+3*- !!!!!!!!!
               !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!IVCD,@3",".,12EQFjH
              B::"&.#,*:,<0224,`3*K"+%1K1=2",\02&',*-,.'",^4K%*.'"%612,L'1%1&."%3#.3&#,1-K,O3"2K,*:,c*.1.*,<3"2K# !!!!!
               !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!L^BC,L'1*,".,12EQF[H
              J.0K4,*-,.'",J71.312,J.%0&.0%",1-K,J16723-+,@"&'-3l0"#,*:,/(0*1 2.3145". c*7021.3*-,3-,I%421-K,@*61.*,<3"2K#
               !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!>N,c3-+,".,12EQQkH
              !!!!!$-;;48+ 405 A=;1-,41-B0>CD:3-B;B8: 405 6-B2D+E-317:
              V7.363U1.3*-,*:,?07"%&%3.3&12,LV j,BM.%1&.3*-,*:,X772",?""K,V32,1-K,N.#,/0123.4,X-124#3# !!!DVf,>3-1,".,12EQmjH
              V7.363U1.3*-,*:,c%*=3*.3&,<"%6"-.1.3*-,c%*&"##,:*%,X772"h#"1=0&n.'*%-YL*67*0-KY`"8"%1+" !!!!!!!!!

               !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!OfXCYZ3-+Y".Y12gompH
              c%"2363-1%4, a"7*%., *:, L*..*-, c21-., ^"3+'., c%"K3&.3*-, `1#"K, *-, fXd, f2.%1h'3+'h%"#*20.3*-, ^3+'h7%"&3#3*-,
              c*#3.3*-3-+,a"6*.",?"-#3-+,N61+" !!!!!!!!!!!!!!!!!!!!!!!IVCD,>3q0-,".,12EQekH
              ?.0K4, *-, .'", X7723&1.3*-, B::"&.#, *:, C"bh.47", 6&7&#&2141 24)&1*)" ?7"&3:3&, <"%.323U"%, 3-, .'", @%1K3.3*-12, L'3-"#",
              \"K3&3-12,c21-.,a"+3*-,*:,D1-#0 !!!!!!!!!!!!!!!!!!!!!!!OXCD,Z0-23-,".,12EQkFH
              !!!!!C7421-24; $+2D0B;B8: 405 F0GB7E41-B0
              @"&'-3&12,a"+021.3*-,:*%,.'",a"-*81.3*-,1-K,N67%*8"6"-.,*:,X+"K,i3-",d3-"41%K#,3-,.'",^"M3,L*%%3K*% !!!
               !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!^XV,O1-,".,12EQk[H
              @"&'-3&12, a"+021.3*-, :*%, D%""-r, ^3+'hl0123.4, 1-K, B::3&3"-., L02.381.3*-, *:, I%421-K, i3-."%, i'"1., 3-, >3-+.13,
              L*0-.4 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!s^XCD,O*-+'01,".,12EQ[jH
              ^3+'h43"2K,1-K,B::3&3"-.,L02.381.3*-,@"&'-3l0"#,:*%,c*2",`"1-#,3-,\1q*%,d"+".1=2",c%*K0&.3*-,X%"1#,*:,@31-#'03
               !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!L^BCD,<"-+23-,".,12EQ[kH
   1   2   3   4   5   6   7   8   9   10   11