Page 41 - 《寒旱农业科学》2025年第9期
P. 41
! ! 789Y ¶: ;<b¬|6=¨þOP56 '( 7>?@A B ;?8 B
!"# !"# ! " "6 "# $78(-./01
"#"$%""#"& #$%&'()*+,-./0 .v*+z /v01z 0v23z 1v53z 2v)1z
OP
, v-.,/.z,v-.,/.z4v-.,/.z,v-.,/.z ,v!.,/.z
123456 '( 789:;<=>?@ABCD
56$67 #78 $9:9 99%; !$%< !6%==
EFGH IJGKLM NOPQ!4EFGRS
É6$7v*>z !?= !&:= ?6:$ ?&:6 &:!6
TUVWXY Z[!4EW &" 7H EW && 7H
EW &' 7H \(RS=RSTUVWXM ]^U "#631A D9 ÅÃÎ &!6:"A E9 ÅÃÎ /""6''A
VWXEFGY _`aFbOPc Q!4IJG FC ÅÃÎ 31$4('AvU 'zj ÐU 3 ¡¸ÑÒY $(
RSTUVWXM Z[!4dP=efghiI PÓÔÕW·ÖÓÕ ÓÕ ×ÓÕpË4
JGUVWXY ]^UVWXIJGj ØOPÉ6 ' 7Ù¾Y ÚÓÔÕÛÎ`4ØO
!"! $% PÉ6 ' 7j WÜÝÓÕ ÝÓÕ ÞÓÕp
")"$ k$()(lm?.=nOopqrs ßàÎ 3&41:AH 3$4*&AH 3$413AY áâãÓÕ
At@Wu vwxyzsAM 56 '( 7{|}~ pÎ '$41*AY äÓÕH åÓÕH æÓÕpßà
*$)+ ,-.Y I p /'(01% ,-2,
p Î &34!"AH &"4'$AH &$4*"AY çÓÕH >ÓÕH
&"34#%,-2,M p (/3%5.-2,Y Z èÓÕH éÓÕpßàÎ "341'AH "'41$AH
"6'7589H L $6:+589Y ":!+;6<Y Jo "&413AH "&4'$A
op "*+55Y *'+=6<Y b !"$ &'()*
"
/3/+55Y /3+>5 Y ?-= :4( ":"" kY 56 '( 78()(lm(ê.Âë
Oo b¡¢£Z¤P¥OY ¦§¨J E ìíî§qrstWuvSïz CDðÔñst
© ª«¬¨® ¬¨¯° ¬¨±²³ stòóôõbY öhV GHEI&3F ÷øùH JKF
¬¨´µ¶ úûùH !"# « $"# Ôñü %&'(( Ôñ
·¸¹º»Oo=¼½+ b¾Y 56 !%& '() )*
'( 7¿À¤PÁÂà ÄpÅÃj ÆÇÈ ":"/7ý ":"" kY 56 '( 78()(lm-
P-iOPÉ6 ' 7ÊËUÌY 56 '( 7µÍ .þOPt@ßWuvwxyzCDÿ! " "#!
i L<F stY NOP$%&' (bY Ë)i*
ÃpÎ '&&4&&@ ÁÂÃ = Î "36##A ÁÂÃ B /
Î /36!&A ÁÂÃ B " Î /!363(AvÏ &zc ;C ÅÃÎ +bY ,-iLb
! ! "# "# $%&'() *+,-./01
5b6 µÍà ÁÂÃC ÁÂÃD ? ÁÂÃD 9
OP
, v.,/.z , v-.,/.z , v-.,/.z , v-.,/.z , v-.,/.z
56$67 &!"= 9"<9 9"9& 9"69 ="&!9
É6$7v*>z $!"? ="&? ?";= 9"96 ="?;=
2 $ "# "# $345-./01
p4v.4/.z Ë*>4¢ p,v.,/.z Ë*>4¢
P3 P3
56$67 É6$7v*>z 4@ 56$67 É6$7v*>z ,@
áâãÓÕ <%& &%98 $?%<; ÓÕ ?%= ?%$= A9;"&<
äÓÕ $"9 !"=8 !&"89 (éÓÕ $"; $"=! ?8"??
åÓÕ 6"< &"=6 !9"$? éÓÕ 8"< <";6 9!"$?
?ÓÕ $!"? !<"=$ ?6"!6 ×ÓÕ ?"8 !"$= B$$"?9
>ÓÕ &"$ $"!! 9$"<? ÜÝÓÕ <"8 &"?$ &!"<=
ÝÓÕ &"; !";9 &?";! æÓÕ 9"8 9"9= !?";9
ÖÓÕ 9"? 9"&$ B?<"!9 èÓÕ 6"9 &"=? 9!"<&
ÞÓÕ <"; &"?$ &?"<& çÓÕ ?$"8 ??";& 9&"<$

