Page 45 - 《寒旱农业科学》2025年第9期

( © Æ Ç ¯È #$#% šœw¾ê¿è,ƒi„$¶·É©ÊË Ì '$% Ì

‚,ƒi„$ †‡ˆ‰Š{, !!" ‹Œ„$ 7÷;<=>? &-. <@ABÏC8 # 8” D
Ž‘’“” •–— ˜™– #$#% š›œwN . E F 0 G H I è # 4 • J : ¤ K !$- $$$-
#
žDXŸ,ƒ„$ ¡•_ ¢ #$#&'£#$#! š 5634. ã LMîNOPQR!/%7 S5TmLU
#
5¤(¥‚ &( ¦,ƒ„$ § ¨e©S : 5VUWXY1234‘},"$'5634. ã Z[K
ªS «¬S ­®¯°±²³‚´µ¶· †©¸ OPQR!%+7 89: #; "9< #;'Á &+9&+9&# \ =
¹º»‰Š{, !!" ‚S ¼½–œw¾¿_$ ]!$0"7 Cñ^_U^(`K01234
#
À‚,ƒi„$ Áˆœw¾¿_,ƒ„$ ‘}/$$'5634. ,aK” #$#% š " b / cdWe
ÃiĊÅÆ ÇÈ,ƒÉÊË]­ÌÍÎÏÐ D ›Éfgh©iJjkOl 8!%/7 ém
#
ÑÒÓÔÌ%PTÕÖ ×#')'!'Ø ” U12UV34‘}/$$'5634. no.pqL
!"""!"#$% rfstuvw xy,ƒzã {t¯|t”
!/! !"#$ !/* +,-./)*
%Ù,ƒ„$ÁÚ !'* ÛIÜ5¤(¥‚ &( &0%0&''''±}e©~€²³ ›,ƒ‚‚
¦,ƒi„$ ¢Ý„$Á{, !!" Þßà„$ ƒ„ R†‡ˆ‰Š%Ù,ƒ„$‚‹Œ©”
áâã %$]'ä(¥*8åæ &” ›Ž©,ƒ„$‚:cΑ'c’ Ž“
!/$ "%&'( ©‰Š”•–ã —˜–Η™–äš›œ³`
Ùçè'–éoœwNêžëìíîï ž,ƒŸ |¡¢£’ ꎤ¥8dW¦§

ð|ñ« &$"! +!" ((# Xò !!! ,"" (##} óôõ n¢¨¦„$‚©‘²³¥8ª$ Ô7÷«‘
öè÷ øùúûÁ (#$-. šüýþ®Á ,$/- ¬­™µ¨3®‘®”
.. šüÿ!Á &&0(-1 "#©Á #!$-2 $% —˜–>—˜„$¯3‡°„$¯?&$$7
&'6(¯ )ÁÉ*+,,ƒ” —™–>—™„$¯3‡±„$¯@&$$7
!/% "%)* &0%0#----²Ÿ² ¢„$‚²Ÿ²³É´Ÿã µ¶Ÿã
Ùç-./0÷123 ! 456” 7÷ÊË ‘¶Ÿã ·¸¹Ÿ}‡ˆº»¼½¾:,‹„$Ùç
#
#
×%-Ø
/$-. &$-8÷ $À9b /$-$$$ :34. Ùçè ~F¿ÀTÁÂà ,ƒÄ³8A3B-&#$(-Å #$#$} ”
!& ! '()*+,-',./
!" #$ %$&' ()*"
! +,"# +-./$01234 5(,$#$%$#&'
$ 67,(8 97:;<=> 5(,$#$!#)*(
% ?@!!" A7?@$B1234 5(,$#$%%$!&
* +,(&& CDEF$01234 5(,$#$$(#(!
) GHI!($ JKLMN:O0P=QR>SJKLMNGHIPT$012UV34 5(,$#$!#)$&
( WP($& XWYZ:P$0PT1234 5(,$#$!#**'
& -P($$ -:$0[\34 5(,$#$!(!&&
' -]!*#% -:$0[\34 5(,$#$!(!&'
" -<#(! -:$0[\34 5(,$#$%$#&"
!# 6^!## XW6_$01234 5(,$#$%$!&*
!! `a"#!% XW/bc<$01234 5(,$#$%%$$!
!$ de'#' XWfg$0PT1234 5(,$#$%%!"*
!% hD'$& ijhD$01234 5(,$#$$#%"!
!* kl$' mnokl$p1234 5(,$#$%%$!%
!) qr((& mnosq$01234 5(,$#$!(!''
!( t,!)&$ mnosq$01234 5(,$#$$#%')
!& uf'' vwox,$0[\1234 5(,$#$%$#*(
!' x6e"" vwox,$0[\1234 5(,$#$#(!)(
!" yz)$( vwox,$0[\1234 5(,$#$$(#&$
$# {,%%)|-.} ~{€$BQR1234 (,$#!!##!