Page 36 - 《寒旱农业科学》2025年第6期

!"#$%& !"!#!$"%#$#!"&#!'
!"#$%&' "( )"'*+,$-* ,.$-/#'0#$&' 1/-2%/23

!"#$%&'()% ! *+,-.

™š›3 œž3 Ÿ ¡
YPQR¢£¤¥¦§¨©ECª«¬­®¯°3 PQ ±² *'""*"[

!"# !"#$%&'()*+,-./0123 4561278./!9:3 #;12<. ( =!>
:3 ?@AB#2CDE#2FGH*6I3 "#J+,-./012</ ( =K !"!(L!"!' MNOPQRS
TUVWX3 ' ) (# TYZ[\]^H_` # "!*+$ ,-./0 3 abc12<. ( =d_ *+!12K !"!' MNOPQRD
!
!
_WX3 \]^H_` # "13+' ,-./0 3 abc12<. ( =d_ 3+(123 efJghij_-7k_-K </ (
=lm-3 D#n ("#4((" 53 opqrK s12tuvwxy ('1+! -.,-z {|} %#$+# -.,-z {~ (1+% -.,-z
€‚ '+1 -.,-z ƒ‚„` %!+# -.,-z † !"+( -.,-z ‡ˆ|} ##3+3 -.,-3 !&‰Š‹ %#+1 -.,-z SŒ $'+3*
6-.-K Ž‘ ( *""!' """ 0 i./2’U“”2’K
$%&' ./• 012• </ ( =• –—–-• ˜#
()*+,' !"#$%&''''''''''''''''-./01' ('''''''''''''''-23,' $)*+,$-+.%.)."&)/,)".),)0
'''''''''123$-)%&*/*45%3667%.)*+,.-+.%.)."%)/%))"

!"#$%&'( )$*+", +' ,-# .#/ 01'2,&+'34 5144#66
73"4#8 93"&$,8 :+'(;$ <

789 :;)</6)= >9 ?;<@;<-= A9B CDE)<-
F8<GH;H6HD IJ 8<56GHK;)L MKI@G )<5 N)LH;<- O)KLDP= Q)<G6 RE)5D0P IJ R-K;E6LH6K)L SE;D<EDG= 7)<T/I6 Q)<G6 *'""*"= M/;<)U

=>6,"32,? 8< IK5DK HI E6LH;V)HD H/D J6<EH;I<)L /6LLDGG W)KLDP V)K;DH;DG H/)H 0DDH H/D 0)K,DH KDX6;KD0D<H= ) <DY V)K;DHP <)0D5
7I<-,D ( Y)G 5DVDLI@D5 WP /PWK;5;T;<- H/D LIE)L V)K;DHP ADG/)<- /6LLDGG )G H/D JD0)LD @)KD<H )<5 H/D /6LLDGG W)KLDP V)K;DHP
7I<-X;<- ( )G H/D 0)LD @)KD<H= 6G;<- ) EI0W;<)H;I< IJ HK)5;H;I<)L )<5 0I5DK< W;ILI-;E)L WKDD5;<- 0DH/I5G+ ZKI0 !"!( HI !"!'= ;H
@)KH;E;@)HD5 ;< 06LH;&LIE)H;I< KD-;I<)L D[@DK;0D<H )EKIGG Q)<G6 \KIV;<ED= G/IY;<- )< )VDK)-D P;DL5 IJ # "!*+$ ,-./) )EKIGG (# G;HD
IVDK ' PD)KG= Y/;E/ Y)G *+!1] /;-/DK H/)< H/D EI<HKIL V)K;DHP 7I<-X;<- (+ 8< H/D !"!' @KI56EH;I< D[@DK;0D<H JIK /6LLDGG W)KLDP L;<DG
;< Q)<G6= ;H )E/;DVD5 )< )VDK)-D P;DL5 IJ # "13+' ,-./)= )< 3+(12 ;<EKD)GD IVDK H/D EI<HKIL= 5D0I<GHK)H;<- GHKI<- P;DL5 GH)W;L;HP )<5
/;-/ @KI56EH;V;HP+ 7I<-,D ( ;G IJ G@K;<- <)H6KD Y;H/ ) -KIYH/ @DK;I5 IJ ("# HI ((" 5)PG= )<5 ;H ;G IJ H/D 0D5;60&0)H6K;<- HP@D+ ^/D
-K);< EI<H);<G ('1+! -.,- EK65D @KIHD;<= %#$+# -.,- EK65D GH)KE/= (1+% -.,- DH/DK D[HK)EH= '+1 -.,- LPG;<D= %!+# -.,- HIH)L )0;<I )E;5G=
!"+( -.,- )G/= ##3+3 -.,- WK)<E/D5 GH)KE/= %#+1 -.,- !&-L6E)<= )<5 $'+3* 6-.- @ILP@/D<IL+ 8H ;G G6;H)WLD JIK E6LH;V)H;I< ;< /6LLDGG
W)KLDP @L)<H;<- )KD)G Y;H/ )< )LH;H65D IJ ( *"" HI ' """ 0+
@$8 /+"A6B A;-/L)<5 W)KLDP_ `DY V)K;DHP_ 7I<-,D (_ M/)K)EHDK;GH;E_ OKDD5;<-

'( %4"$*2#5 6#'.&$2 8%9:;%'%#*#5 <22=%'>%# {C >0','/'? @ |}~IJ€‚ƒ9„ ! †C:
)*+,-! ./0123456789:;< [‡ˆ€‰Š9‹.Œ! 6ŽF€ >+','?'? @
= >#'? @ '(AB6CDEFGHIJKLM! N ‘’Œ! “”•–'(ƒ—ˆ€[‡˜Œ
OB !, PQRS T'US VWFXYZV:[\ ˜™š >*','##'? @ ›Vuœ–'(IJKLžŸˆ
KL >.','&'? ! ]6^_1_`a%bcS defghS €[\ ¡¢£¤ >#.','#&'? @ ¥0Z >#0'? –¦§Š:
hiUS jXY1k lmS RS nopS q`&9 '(9¨RiK©ª ¡¢£¤«¬! ­®¢¯
KLrK! st0IJuvwx^y,t0zEXa ' &))) 9ŠY°±! ²¨RiK©ª°`! x

45678 !"!#&"(&($• 9:67' !"!#&"#&(#
;<=>8 ³´µ¶¤¥ƒ·Y'!!%"$11[• PQR¸T®¹º»Y!!?Z*`R"'$[• PQR¢£¤¥¦¤¼½0¾¿fÀ
DE#2¾¿Y!"!'QRRS('[Á
?@AB8 ™š›Y(13"L[3 Â3 ÃÄÅÆÇ3 È®¯É3 ®¯6Ê!ËÌz ./#2Í2’Î a0);Lb '##$'(%!cXX+
EI0K
CD?@8 œžY(1*3 Ï[3 Ð3PQÑÒÇ3È®¯É3®¯6Ê!ËÌz./2ÓÔÕÖ×ØÙ͘#K a0);Lb
[6P;<@;<-*3("c(%'+EI0K