Page 86 - 《寒旱农业科学》2025年第7期
P. 86

ï ;;= ï                                                                                     ! !


              !"-K #$%&'!"'()*+,'-./012'32'456',4575.5',189/:;'  ^F/5.:;,E(%T%#-¢Xz aX5.F/ ¬­{®¯*+hi
              <8%='"9>='<;1?5-L @'!"'A8.B5.>'-.10/.,&'!C-L @'!"'  O4\,OX/.5918?5Z'4528?801:'\?19F- '°¦±²³T
              D/E/.F/'-.10/. ,&'!C-L $'!"'GHI ,GHI M8N          $’ O4\ ´ƒµ¶·¸P jk eWWC3,E#%M%K-¢X
              JK'?L- O M%&'!"'>>N $OP -<D &'QRS @T -<D'         ¹¬ IZX;5 º»@;O ,/95 º»Z¼½¾¿P À
              UVWXNK P&'QYAZ &'01?P P&'RAZ !&'FP                jkD,EJ%f%K-¢Xhi'°Á¡ÂÃĦů´
              &&'S[\ JK'FP T$'U]^ !&'FP $M _`ab T$'V            -<8I ¦ÅÇÄT
              cd]^ #K'01?T -<D e I,W'PTKK'-<D'f,IXY             ,D3  2341
              XZ1/>',18F[F9/0F='W?:%='\*I - ghiT -<D 7'j             xk C1:.8F8g9'32:/Z'(K#K hi;È56P Ék
              k @]lmnopqr,@TK'^P JK'01?-stWuv                   *-**'(&%K',*-**'W?:%='<;1:5L8='W"='\*I-ʹ¢X{
              w, IOIY508I='$JK'_Xb IO,Y508I='$JK'_X-T           ;ÈË̦Å, IHO^I-T }k O.1L1?'(K#M',O.1L1?'
              ,L;  !"#$%& !"#$ '()*+,-.-/                       "5_'<8%='H8.9;50X98?='CI=''\*I-ÍÄT
              01                                                !"""!"#$%
                   xkuy _5.:8>/ *+z&'{ IOIY!"#$                 4D,  567+89:;(<
              2%O IO,Y!"#$ 2%hiUVP |}~O|                            ÎS ( ÏÆÐÑP eÒEkFÓWXÔP G
              }WX€ @%& ‚P ƒ„…jk $`456'-ZaF'C5F9/.'             ÕIJ56zÖר:78yÙÚÛT ƒ78Ú
              C12 ,^5b[0/',189/:;'<8%='"9>='<;1?5-T -<D 7'jk    ÛÜ݀9:;ÞßyàP * #h$L * @ 56z9:;

              IL/?:8a.9'IC-a./'c- ,,/:705?'<8aZ9/.='W?:%='\*I-  ¦áâ * K 56ÚÛ @$%T]L @&%M],'!K%K&-T ãE
              †‡ˆhi‰Š‹>T ‰ŠŒz -<D 7'jk                          FÓOGÕäEFÓå56æçèéêÖ×z
              H3,'H/29'\Z9.5'WW'GHI'"1_.5.['-./X'd19 ,H/B'3?LZ5?>'  Ø:78P * KHL * @h$HL * @H 56zÖר:78
              ,18Z5_F='W?:%='\*I-Ž†‡ˆhi0ŽP ‘                ¦áâ * K 56ê !!%!]L &T%J]L fM%K],' !
              8t*0Žz2’ WZZa01?5'C1F/6'-3JKK,WZZaY             K%K&-Pë€9:;L <:=VìíîàP ƒ„
              01?5='W?:%='\*I-“”t*P •–—˜™š2%›œ                  * KHL * @h$HL * @H 56z9:;¦áâ * K 56ê
              yžŸ ¡T jk eWWC3,E@%M%K-O-/5.,EK%P%f-             @P%M]L J!%$]L $M%&] ,'!K%K&-P <:=¦áâ
              ¢X{£¤*+hi¥¦L §¨O©ªP «k                            * K 56ê @P%!]L $K%&]L $P%J],' ! K%K&-T ‚
                                                   & ! '()*+,-./,
                    "#$%                &'()                        &'*+,!!!"# $!-                  ./01
                  %&' !"#$ 2%           ()*%+,-                  ....///0/12/../../                  3$34
                                        ()*1+45                 2222/26.7111.22//2//2
                  1&1 !"#$ 2%         189:+()*14;-           .12/121/1//2/1212<.12/...2              3$=4
                                     %89:+()*%>,35          ..6./2%/5/%/..<..?%%?.//..

                                           & " 0123456789-.78:;<=               !
                                         78                 9:;                <:=               >?@;
                      56
                                        @ ,"A:)-             A:                  AB               ,%&-
                                             4
                                       =D=E!,DCE 9       >$4D;C!4>D3> F     $C4D4$!,ED3$ 9       CDEC!CDC, F
                       7 C
                                       3D$4!CD,4 9       $33D33!3D,, F9     4G,D>E!,D3> 9        CD>;!CDC, F
                       7 ,A4
                                       3D4E!CDE4 9       $;>D>$!$;DCC 9     $C3D,C!4D$> 9        CD>G!CDC, F
                       7 ,
                       7 CH           ,4D3=!CD$> F       E,=D,3!4CD$G (     $;CD=$!;DG, F        CDE>!CDC, (
                      7 ,A4H          ,$DG4!CD,G (F      E=CD;3!,CD=, (     $;>D,C!,,D44 (F      CDE>!CDC, (
                       7 ,H           ,>D=3!CD>3 (       EEED3C!$DG4 (      $GCD;E!;D>= (        CDEE!CDC, (
                    ABCD
                     EF, --               III                III                III                III
                   GHIJ,7-                JK                  JK                 JK                 JK
                       -"7                 I                  I                  JK                 JK
                "=>?@AB4CDEFGHIJ CDCE KLMNOPQR IS IIS III TCDEJ CDCES CDC,S CDCC, KLMUOP
              QR JK DEVPQUOR WD>X
   81   82   83   84   85   86   87   88   89   90   91