Page 22 - 《寒旱农业科学》2025年第7期
P. 22

" EoJ "                                                                                     ! !


                   !"#$$%&' ()(*+,!-". -/0"&12 /3 45"6702*0"8 1&9 ://; <8!  6& 7=67U$81lW16g8 6&*8"7"/$$6&5 !-". L&&12( /h k/*1&)\
                   (81"!=> ?@AA> B@C B@@DEF                          A@@J\ ]J BAXY A]_.
              !ED" #$%& ' (G )*+,-.+/0123456                    !_F" l‚ƒ& D„…& J 5& M. †‡ˆ])+z‰Š
                   789:;<!-". .=>?@A& A@@F& ABBDCC BF@H              ‹Qc0€Œ7{} $Q Ž0,!-". y/
                   IFJG                                              17‘’?A& A@BD& B]BBXY BA_HBDD.
              !EJ" KLMNO<POO< - QG R=+ +7/2/5) /3 6&*+"7"/$$6&5!P"G  !_E" iMLe L\ aYMOf L\ cQLMa :\ 8* 12. [81&0*lW16g8 6&!
                   M+S T/"UC V1WX"69'+ Y&6Z+"(6*) ["+((\ I]^].       *8"7"/$$6&5 6&90789 7=1&58( 6& "=6g/($=8"8 1&9 &0*"68&*
              !EF" DEF& GHI& JKL& M. +/NOPQ56                        7/&78&*"1*6/&( 6& (=//*( !-". [21&* [=)(6/2/5) m k6/!
                   RS7TU>V! -". .=>?@A& A@@_& ADWB@XY                7=8W6(*")> noo_\ JFBFXC DFoHDFEG
                   B_]HB^D.                                     !__" LNMLMO k\ MdTVO a e\ VL<effdM a\ 8* 12G f$8768(
              !EE" `LMa b\ NOMa b\ [Y R\ +* 12. V/&*"6X0*6/& /3 6&*+"!  6&*8"17*6/&( 8&=1&78 "//* 122/71*6/&\ W67"/X612 ;6Z8"(6*)
                   ($+76367 6&*+"17*6/&( 1&9 $=/($=/"0( 1$$2671*6/& */ 6&!  1&; [ 17p06(6*6/& 6& 6&*8"7"/$$89 S=81* 1&9 (/)X81&
                   7"+1(6&5 (/62 $=/($=/"0( 1Z1621X626*) 6& "+21) 6&*+"7"/$!  0&98" [ 98h6768&7) !-"G L$$2689 f/62 O7/2/5)\ noI_\ InoC
                   $6&5 ()(*+W(!-". :6+29 V"/$( <+(+1"7=\ A@B_\ A@JC BAH  I_]HI^^G
                   AA.                                          !_^" “”•& –      —G rs˜{™še)+†‡›œ0
              !E_"  cQdY e e\ VLd -\ cQLMa : f\ 8* 12G <=6g/($=8"8   žŸŒ ¡€~!-"G .=g¢>V?A& noIo&
                   17696h671*6/& /h h1X1 X+1&\ (/)X+1& 1&9 W16g+ !-"G f76!  I^WIXC DIHDJG
                   +&7+ /h *=+ R/*12 O&Z6"/&W+&*\ A@@]\ J@_BBJXC JDFEH  !_]" QYLMa k\ cdY b -\ bY Q f& 8* 12G f88926&5 98h/261!
                   JDEAG                                             *6/& /h 78"812 7"/$( 6&7"81(8( $81&0* 5"/S*= 1&9 )6829 6&
              !E^" POi [ [\ aYi e a\ `LMa [\ +* 12G P16g+jh1X1 X+1&  1& 6&*8"7"/$$6&5 ()(*8W!-"G R=8 V"/$ -/0"&12\ nonn\
                   6&*+"7"/$$6&5 S6*= "=6g/X61 6&/7021*6/& +&=1&7+( $"/!  IoC JI^HJnFG
                   907*6Z6*) 1&9 "+7/Z+") /h h+"*626g+" [ 6& 1 "+7216W+9  !^o" “ £& ¤ ¥& l ¦& MG P ›œ§'¨]F^©
                   9+(+"* (/62 !-". :6+29 V"/$( <+(+1"7=\ A@BA\ BD@C B]H  n§ª›DDF«0¬­n®¯°±²³0´µ!-"G y/
                   A_.                                               g¶?A& noIF& FIW]XC IJ^]HIJ]JG
              !E]" Z[\& '      (& #$%. ]^_`^)+abc               !^I" PYMc f\ a<LO::HQ"MMiMaO< f\ eicLfd - i\ 8* 12G
                   PQ34560defg/?h<RSbi!-". +                         P/9826&5 265=* 1Z1621X626*) h/" 1 (0X/"96&1*8 7"/$ S6*=6&
                   /jk& A@B^WJXC A@HA_.                              1(*"6$H6&*8"7"/$$6&5 ()(*8W!-"G :6829 V"/$( <8(81"7=\
              !_@" ei e\ fYM -\ cQLMa :\ +* 12. <//* 96(*"6X0*6/& 1&9 6&!  noIJ\ IFFC__H^]G
                   *+"17*6/&( X+*S++& 6&*+"7"/$$+9 ($+76+(!-". d+7/2/561\  !^n" ·¸¹& º»¼& -dVQOP kG OKO<f\ 8* 12G ½¾y
                   A@@E\ BJ_ WAXY A^@HA]@.                           /¿ÀHÁÂÃÄ0›œHÅ]ÆÇ)+°ÈÉÊ)
              !_B" biL Q T\ cQLd - Q\ fYM - Q\ +* 12. N)&1W67( /h "//*  ËÌRS!-"G ÍÎ>VW.Ï[C& nonn& JWICY ]_H
                   2+&5*= 1&9 96(*"6X0*6/& 1&9 (=//* X6/W1(( /h W16g+ 1(  Io]G
                   1hh+7*+9 X) 6&*+"7"/$$6&5 S6*= 96hh+"+&* 7/W$1&6/& 7"/$(  !^D" Ð Ñ& Ò [& – —G )+ÓÔ0°±g¶h<
                   1&9 $=/($=/"0( 1$$2671*6/& "1*+( !-". :6+29 V"/$( <+!  ŒÕÖ×ØÙ²Ú!-"G .=g¢>V?AW.Ï
                   (+1"7=\ A@BD\ BF@WBFXC FAHEA.                     [C& nonn& DoWIICY I_FoHI_EIG
              !_A" lmn& oPp& o        q. rstcuvew])             !^J" ·Û•& ÜÝÞ& ßàáG rs½âěœ)+ã
                   *xyz{,2|n{}Q~0€!-". V?A&                        ±äåg¢g¶Q~!-"G g¢?A& noon& nnBInXY
                   B]]]BDXY DFHD^.                                   no]EHnIoDG
              !_D" eO:OkK<O N N\ NY:: f P a\ :i:O V L\ 8* 12. <8!  !^F" Dæç& è[é& êëä& MG ›œHÅ])+nì
                   ($/&(8 */ $=/($=1*8 98$"6Z1*6/& 6& !"#$$%&' (%)"' (0(!  Nz›œ ¡Œ>í³î0€!-"# g¢?A& noIJ&
                   $8&(6/& 7822( 8&=1&78W8&* /h 6&*"17822021"\ 7822 (0"h178  DJBI^XY Fn_FHFn^n$
                   1&9 (87"8*89 $=/($=1*1(8 17*6Z6*68( 7/W$1"89 */ 6&7"81(!  !^E" lïð& o=ñ& òÝó& MG )+z›œôõö
                   8( 6& [6H1X(/"$*6/& "1*8!-". [21&* [=)(6/2/5)\ B]]@\ ]D   ¡Œ÷Š×g/ø¡nùú³0€! -"$ g¢?
                   BAXC F@JHFBB.                                     A& noIn& DnWnnCY _o^nH_o]o$
              !_J" ei f P\ ei e\ cQLMa : f\ 8* 12. L769 $=/($=1*1(8 "/28  !^_" ûüý& þÿ!& " #& MG ìN¡n›œH$g
   17   18   19   20   21   22   23   24   25   26   27