Page 54 - 《寒旱农业科学》2025年第1期
P. 54
&
!""#!$%#
2+ ! !
$%&'()*+ ,- " ./012345678 ÝIKÞ? @A ,,=5$3<? CA ,+=+$3<W ,- @ ./0
&'9:(;<=>? @ABC? ./DEFG 1Ý LJ@LKÞ? DE #=)$<? ,-F +=*$<? 9: ' @?
HI,-(JKL? M./(NOPK1QRS ./F +=*$<? 9: ! @+ G8ÀHKÙî? >
,
FG(HT U#$%$&$V W ,-X,- " ./01YZ([ ÀHKI½ÝD+Þr HKL ,,5$A/@?<ÝD#Þ+ K
\K]S^T(_`Da U!$%$'$V + b:Ocde? O 0 ,@& JH? #@& ,-íØçKHW ÿü45
,
9(fgNhiX:Ocd(90_`jklm #,+$A/@?< ? ûLJH+ ÇÈMù8NOP? ÿQ
,
QnopO9Nqr Nsjtu(vwxy U!$%$($V + & R? ,8SëÀ &*=)(5$< Ý5=5++$<M(=,5+$<$Þ+
>91OzXp{>91OX[\kl_`Da ./r ,-p & T ,& ñçU9+ ²,8µ¶
|,}1ONq~z)? :O(z_` 5+HV? ,- ! T & ñµ¶? µ¶W #+$6 Àµ¶
1QbNqe
Nh+ 011OX çr ,+$6 ÀXçr 5+N'OP6 ÀíØYZçr (+$6
kl(mQsbf0jg0(? $ ÀÛ[çr *+$6 Àó\ç? ( T ,, ñºW ./
|Nq(f0? fgNhi(D ! T * ñµ¶? µ¶W 4+$6 Àµ¶çr &+$6 À
_`? HI01O9(klL U)$%$*$V + ]çr '+Q(+$6 ÀÛ[çr )+$6 À^_çr *+$6
x? (Hq%:O(Nq ajk À`aç? ) T 4& ñº? b91OcNçd !
l(mQ¡+ klnDaT(:O¢Nq T * ñe ( T ,, ñc 4+!$6+
£R^¤? ¥¥¦p§¨_`X©+ ª«Q '(2 +,-./01
h¬jF<Hq;® U)? #+$%$#,$V ? ¯ -./01203 Nq° cNçf 5$6 9gáOú 4 R? ,-fRn &
±²;³:O´µ¶$·¸¹º(Nq? @ ,+$3<? ./fRnh ! i? h"9jWkl
LHqj90_`(h? ´M»¼3½¾ jm+ ./nnonpÿ? ¬np¬+ h"lr
90z1Q(h? ¿ÀÁÂ01ZÃĵŠmr qrsb 4+5$Rtu &+$<0S vwWb )5$T
Æ+ tuáexÿ? áh"oÿWsp,ye+ 1O
!"""!"#$% zû{|W? },8?ºV3+
'() !"#$% '(, 2345
ÇÈbÉÊËÌÍÎÉÏ8ÐÑÒÉÊËÓ Nqh°±;³mQ GU0/0SBU.$)=+ ( -./01%
ÔÕÖ×ÌÍØÙÓÔÇÈÚÛÜ Ý *+! ,-" .? 203 /;³~Nç1O(Nqh°± U#&$V +
!
'/0! &-" 1Þ+ ÇÈڦ߮(|à¡áâãä? ! V$" @ 4WXYB U#ZÝ$ <[Y\%Þ "
V
åæç 45&$6? èéãê ($7? !+$8ëê &$&))$9? <e? ! B1ONqe % 8f(7LNOL?
!4+$:ëê ,$)*'$;? ìí 4$!*+$<? îéèïÙL & B7L|NOL? ' BNq?
4&*=,$<<? ðL ,$,*4$<<? èñòf¬ ,$)++> $ <[Y B1O$|Nq((f0+
&$&++$?+ [\²óô[Àõ? ö÷[\øSùú f0À $ <[Y$f? !V$&",? f1O$|Nq
4(=*)$/@A/r ûK +=(($/@A/r ûü 4=!4$/@A/r ûý Ý ( <[Y$ Þ?
) <[Y$V'""$!+ XNqh°±¬)
&
4&=*($/@A/? þÿ 4=&*$/@3< ? BC$)=5+ pf0Â@? µI½1O(fNq
'(& &!'( + X>HKLÙîtB1,-}B1./?
!Ç./"9À#. 5 $? ,-"9À%& 01,-}01./(fNqÂ@?
,5 $? é'ÉÊËÓÔÕÖ×1O@A()*+ ÀNq+ fNqBBiNqf
*ÇK+À,yÝD$!'EÞ? '-./0ÔS1Ñ2 07LNOL(+ ,- " ./Nq
N3W ü0Àÿü45ÝF ,G 5$!!HÞ? '6768 V ,-fNq " ./fNq+
S1Ñ2N3+ '(- 2367
'(* !")* Q ]03U.1.^2P_Y3X` j IaI ÃVX¬Â@
ÇÈ9Q:xy;8<=? õ8À9:;<? ~½jÃV? Q GU0/0S)=O Â@Nq°±
>À?1,- ÝIJÞ? @A #5=+$3<W B1./ ³1+