Page 12 - 《寒旱农业科学》2025年第5期
P. 12

½ 01. ½                                                                                     ! !


              "# $%&'()*+,-. )/012. )3                               LDCR 9FHANFAS8 '-''8 '0]'!^V !0'..3
              456)789 :;<)=>?@+ABC6D                            !1" «¾¿% & À% ÁÂG% ,3 fg´/Ã62m/
              ECF                                                    Pn3456Ä stSup9:;! &"3 <=™š%
                                                                     '-!.]!-^D 0*,013
                   )=>?@GHIJKLMN/OPQAR
                                                                !!-" ÅÆÆ% ÇÈÉ% ¤ÊË% ,3 Ì0·Í/ÎÏ/
              S+BL6TU+VWXYF Z[+\]^_`
                                                                     \~S†2m/Pn3456STUup9:;
              :abcOPd efgh)/ijd klmn)
                                                                     ! &"3 Ð5Ñ\Ò% '-''% *.]!!^D ''!.,'''23
              /ij+op1q6VWrs# :MtuJKL
                                                                !!!" Ó¾Ô3 fg´/µ2¸¹ÕÖÄ 34/856Ss
              MN/+vw=>d xfyn)78z)45d                                 tup9:;! %"3 ×ØD ÙÚ>|[©Û\% '-!.3
              \])78z)45+yn{Ws|} :gh~                            !!'" ÜÝÞ% ß      à% ×áâ3 m/Pn34ãäÐ
              €} ‚ƒ„…6N/F †f‡ˆ‰Š‹Œs                                ´/µåTæç! &"3 ÙÚèé]ê8C% '-'!]+CD
              |F W‹Œ~Ž?@9 e‘‰Š)’“=                                )+,)13
              >JKLMN/+‹Œs|9 ”vw•–‚—%                            !!0" )ëì% íîï% ðñF% ,3 fg #$% ´//ò
                                                                     2óô34st7up9:;! &"3 õö>?[\%
              ˜™šF ›fœh)=>?@F žŸ™` ¡
                                                                     '-!)% )!]!)CD 0+,)-÷ )23
              œ6Ž¢£+œh)=>¤¥} Mtu)€
                                                                !!)" 6#95@6 58 $W%;$WX6 58 %<U6 U8 AB CD3 YJCNIAS HN
              +Mr¦§6¨"=>d ©fª«¬­j=>d
                                                                     IRAANJGLSA IRGZN BGOCBGAS OABCPGDHBA FGNBANB QATANQ!
              ®)=>z¯°€«¬±²³5. ´5. "# $ µ
                                                                     HNI GN SLTTDAOANBCD DHIJB KLCDHBM!&"3 [RGNBHARS HN @LBRH!
              5¶·¸¹j} žºª«¬­j=>\]} :Mt
                                                                     BHGN8 '-''8 1V .0-!.23
              ƒB»6N/‚¼d                                        !!*" [6@?7<6 &8 \$WY6U;W$ X8 ;<Y],97W#5@ X8 AB
              !"#$%                                                  CD3 9LTTDAOANBCD #$% DHIJBHNI CEEAFBS BJA QMNCOHFS GE
              !!" # $% &'(% )*+% ," #$% -./0123                      BGOCBG ERLHB IRGZBJ CNQ FGOTGSHBHGN!&"3 9FHANBHC :GRBH!
                   4567/89:;!&"" <=>?@A% '(')% )*                    FLDBLRCA8 '-!18 '*2V !-.*+!3
                  B*CD *!+,*')"                                 !!2" \$W:$<# U &8 U6$99$@ : [ W8 ^6^7@7\ U8 AB CD3
              !'" EFG% #HI% JKL% ," MNOPQR234                        6RBHEHFHCD BGT_DHIJB HS OGRA AEEHFHANB EGR BGOCBG TRGQLFBHGN
                   56STUVWX59:;!&"" YZ>?[\% '-''%                    BJCN HNBAR,DHIJB!&"3 9FHANBHC :GRBHFLDBLRCA8 '-''8 '1!V
                   !]!^D +.,.'/                                      !!-*0+3
              !0" _`a% bcd% ) e% ," fghij2klm                   !!+" 6#5 68 Y6\6##6W7 \8 96@>7W7 ^8 AB CD3 `LCDHBM CNQ
                   /Pnopqr34567stSup9:;! &"" Y                       TJMSHGDGIHFCD AaCDLCBHGN GE BGOCBG SLPbAFBAQ BG QHEEARANB
                   Z>?[\% '-')% 0])CD 0)',0)."                       SLTTDAOANBCD DHIJBHNI SMSBAOS !&"3 9FHANBHC :GRBHFLDBLR!
              !)" v w% xyz% {c|% ," 34<}~p9€                        CA8 '-')8 0'0V !!')213
                   Sfg‚ƒ„…2†up9:;!&"" YZ>?[                    !!." ]5U : &8 =6@X >8 Y:75 98 AB CD3 9LTTDAOANBCD HNBRC!
                   \% '-')% 0B!-^D ..0,.10"                          FCNGTM ECR,RAQ RCQHCBHGN BG RAQ #$% DHIJB HOTRGaAS ERLHB
              !*" ‡=ˆ% ‰Š‹% ŒŽ% ," 34TUp‘                        KLCDHBM CBBRHPLBAS GE IRAANJGLSA BGOCBGAS!&"3 9FHANBHC
                   ’S†:;“”•–—˜!&"" <=™š% '-''B+^D                    :GRBHFLDBLRCA8 '-'-8 '2!V !-.1.*3
                   '0,00"                                       !!1" :$ W8 ?$5 &8 c:6@X &8 AB CD3 9LTTDAOANBCD PDLA DHIJB
              !2" ›œ% ž6-% Ÿ         % ,3 m/Pn¡¢£¤u                 ERAKLANFHAS HOTRGaA RHTANHNI CNQ NLBRHBHGNCD KLCDHBHAS GE
                   p34qr¥¦§¨©ª!&"" ™š% '-'0]1^D )1,                  BGOCBG ERLHBS!&"3 [RGNBHARS HN ^DCNB 9FHANFA8 '-''8 !0V
                   *!"                                               ...1+23
              !+" «¬­% ®¯°% ±²³% ," ´/µ¶·2¸¹3                   !'-" ð¢ø% |ù$% úéû% ,3 fg/p2óô3
                   4/8€ºst9:;•–! &"" >?»Xº¼½%                       4stSup9:;!&"3 üÙ>?Û\\Ò]ýþ[
                   '-'0]!'^D !)),!)2"                                \ÿC% '-!2% 02].CD *2+,*+!3
              !." 4567 #8 9:5;<=6 >8 ?6>6@6;$ >8 AB CD3 $EEAFB GE  !'!" )  !% «K"% `##% ,3 -./p2Í$N
                   DHIJB KLCDHBM GN OABCPGDGOHF8 HGNGOHF8 CNQ BRCNSFRHTBGOHF  %34TU&'up9:;!&"3 èé\Ò% '-!+%
                   TRGEHDAS HN BGOCBG ERLHB!&"" 5NBARNCBHGNCD &GLRNCD GE UGDAF!  ))]!'CD '0+','0.'3
   7   8   9   10   11   12   13   14   15   16   17