Page 20 - 《寒旱农业科学》2025年第10期
P. 20
&'( ! !
"# $%&"# $%'(# $%)*+ $%,-# IOr ! % ÑD®½3'(r % $ ÑûÂQ"NR`r
$%.+ $%'/012345 6789:;< % & ÑS²ToQ"NR`Í UxÑû$¹º²r
=> ?@> AB> CD> E=0F5 G3H "#$%&' % &@% ;?4¾ #P$SÑ®¯VW`¾
IJKLMNO$%P3HQR ('!)* IJS5 $% $!$0ABÍ #P$S?;
TUVWXYZ[\TU]^_TU# Z`ab $3$0AB
! $0AB"$C$'Í #P$S?
$'3$0AB
c]daef> Zghij]klmnopqr
$0EF3$
st$%u3Vvwxyz{|efr $%3V $D"$!$0EFÍ #P$S?
$0EF3$'
}~Vb ~bOo
$#$0EFÍ #P$S?&
%&%! Gr =$%~3424 $) IOr $ ÑSXTzÈ®¯r $0AB $' è $0EF ÄY
r 4 ! r $%TUpQR ÑZ©,®¯¾
))+r u3Vv3HQR !,&( J -'
! /?! % !#P(S?&,/") P43)S* % & !"#P$S
!"""!"#$%&'()*+,-./0123 +,- % $
%
!"# !"#$%&'()*+,-./012# IOr ! / ѽ3'(r LMÑ GH@:0 ¾ +,-
3456 Ñ.ß[har . Ñ\]^_`o]óa`r
~V ¡¢£¤¥F¦§¨Vo©ª * Ѱyar .* Ñ]óar #P$SÑ®¯VW`r
«¬ ®¯> °y> ±o²³q´µ?~ !" ÑJKRLM"aLoGOKa¾ / $ Ñû
¶3aqr ·¸~¶§¨¹ºr »¼£¤~ ÂQ"aR`r % & ÑS²ToQ"aR`r Ux
¶½3ij *' ¾ f¿ÀÁ¦ÂÃÄÅFÄ Ñû$¹º²r % & @! % $?4¾
i}ÆÇ %'&&&./'&&&'0 oF¦r GzÈ® %,&1 f¿ÀÁ¦&«~¶~Vþÿ ¡'
),"'2r $ ÉÊzÈ® 34&'5ËÌr " ÉÊzÈ (o*A¹bcr $% ãä d' åæç
® 44,"'6ËÌÍ G°ya !*!,"7"!%,-'00r z èâe ) §&«¶Or åæçDE½3'(û
%
Ȱya (%&'00 ËÌr GÎÏ{Âr ÏÐ` Âr Q /%'4"-,4)'GH@:0 Í Nf¢$%èd'r Ä
%
Ñ &,$-8&,%%Í G±²` $')(/,$9%'!(%,&': 4# ¾ YÑ 4)'((",-& 4/'*!4,"-'GH@:0 r âeûìr g
%
ZÒ¿ÓÁÔr ÕÖרr ÙÚ§¨o¶ -')(&,/('GH@:0 ¾ D®½3'(KåæçûÂr Q
%
ÛÜÝr Þß§¨$%à áâ ãä åæçè /&'"/),(%'GH@:0 Í Nf¢ãäè$%r ÄYÑ
Oéê0ë¿Óì®oíî¶¾ $%ïðñÑ ('%(4,!( )'-"),!/'GH@:0 Í âeûìr g /'!&(,4('
%
%
òóoôõ ë¿ ëö ë÷èëøù01úr GH@:0 ¾ ½3'(åæçhiûÂr Q %&'"/%,)!'
%
?ÑûÙüýF¦þÿ½!"#o$%¶¾ GH@:0 Í Nf¢$% ãär ÄYÑ !'%*-,&(
&«¶½3'(o)*+¦,-Buè /'4"(,*('GH@:0 r ûìoâegð %'(&/,%%'GH@:0 ¾
%
%
~V./0mnïðC«12 4;# ¾ K=~V jk~V ¡'(èXW½3(o»¥lÛÜm
3456789:; <è°ya0Ñ© Xr $%èãäoXW½3(ÄYWXY½
= 44# r K= %;%; GXW½3(Ñ>±r ?
3'(om (&+è )&+r .Knoo'(ð !&+I
<=> @ABCr +=&«~¶DE½3' )&+r pq$%èãäïðñÂb3'(¾ rsr
( D®½3'(è½3'(»F*Ar & f¿ÀÁ¦&«~¶$% ãäèåæç
«~¶DE D®è½3'(@ABCG }t§ tC tuk?vwxyHr ¢Âð'
H¾ (.nor .KÙ¯z§¨{|r }~89
! 4?;,/")!" è+~Vo¾
IOr ! 4 ÑDE½3'(r !" ÑJKRLM" !%! 78349:,-.;$%0%<=>#?
NLoGOKa¾ @56
56&«~¶oÛÜ$%r +ÒR§¨
% &
! %?! 4''#P$S?;,/") !"#P$S
% $ V¹ºijè~V½3mnr ef~34
(r

