Page 95 - 《寒旱农业科学》2024年第9期
P. 95
! ! !! "#$% &' ()*+,-./0123!456789:;<=> U ($# U
)
?@A BCDEFGHIJ "#$%&'!(&K )*+* L= n2013´frA2U _ $&//wµ
MA ¶r A<w) 4`5M[
!"# !"#$%& ´f D _¶ $ O¶)*`a
,-.-+&&&&.,NO PQN . RSTU VW,XY µ¶ D ¶$r¶ E z¸¹º¶w
Z[ \P]./01^ + _.,U .,`a +,& *+
)
/ [ PQ,bcNdefgh +-,&/ Lij,[
,-.-)&&&&kl01Nd PQmNkl01 . _U
no^-./01p/ '0 qrst5u./,v
PQkl01wx y4 ,1rz{y|x }~x 4% *,
/,1
`agL01wx b/
)) q r-/,1
01w[ k
l01-./01rwJf 2
JM0145678o[ 4 ! %&56789:4
!"""!"#$ $"""+,-./01+,23
lPQ9:01[ 1
(%) 3456&7
¡¢£l 23()$%&)'0(&¤ )*+' ¥¦§¨A © kÔ6L8»z7¶8U 9:Ñnn
ª«¬DEHIJ "#$%&+)0(&¤ )**0x 43$%& ;Ô¿Jµ¥U <^!r! " w= ÎE>?@
1.)+ ®+*&¤)*+1 L=MA ¶r# " w]Aµ¥LBSr$ " wO.]./01
#"""%&'()* 8»Jfr %w[ ÈZ,-r+wx r)wx
23¯!°±²³´fx µ¶x r.wxr'wxr,wnoO.Jµ¥x BSx >
·x ex · $ e°z¸¹º¶& ( ?@¶x 8»Jfr%w[ åÉ>?@
_8»A ¶CD1#¥ÂL8»\l,-r.wO.U C
$%& '()*+, D1#¥EFL8»\l,-r'wO.[
¼½ +*&5&!¾ **6+)' **±¿]\P-./ ! "D& +&" ! +! "F/ )! " ! )"FGF& '" ! '" r+w
01 .7' ÀÁ·Â
ÀU ÃÄÅÆÇ`rÈz r 'D+U )U GU G= "D+U )U GU Gw
¸wÉÊËÌÊÍ¿ )&8/ L,vÎEÏÐJÑ -ÉU ! "^Jµ¥= & '" zH]A
)
ÒÓÔ¿ÄÅÆÇ`ÕÖ[ ÏÐJÑÒÓÕ 8»LIJKkHLIJL= ! '" ^]A
Ö×ØÙÚÛ^ÜÝJÞßLÏÐJÑÒÓàá 8»¥¦BM£rH9I8JK?×w[
h./ÄÅrâ`ÅwÅÉÊÍU ãÈÕÖ¸U ä )
$ "D( "$! * " r"D+U )GU Gw r)w
"D+
ÜåæÃàçµèéLêëì í+!&9&)*&î [ ./ÄÅ
-ÉU $ " zHN " _8»ÃKç8»É
z¸ïðñòóôRÕÖÃêëìU µèé
LS>fU OBS= * " PzN " _8»LQ
ßõ½U ãöÕÖ¸U êëdh÷ïøÈðùU
RST1[
øú[ ûÄÅü .:' _ÕÖU û_-./01
+ "Dr! "9! "/LG&w$r! "/=M9! "/LG w r.w
. _ÁýþST[
+ "D+9r! "9! "/LG&w$r! "/=M9! "/LG w r'w
$%' '(-./012&
-É' + "^N " _µ¥L>?@¶= ! "^J
ÿþ÷ïøÈðù./ÄÅÈz¸ÕÖU E
µ¥=! "/=M^N " _µ¥Lg=! "/LG&^N " _µ
)
+*;+* !r*-*()&,&//wO¶"#øø$ðù%
¥L.[
OU E </=>?&@&&'· rABU !/wx )
,D! r+ "N$ " wr"D+U )GU Gw r,w
erACU !/wr( +wU ST . R[ û_z¸ÕÖV "D+
W¿ +* _)*U %O&`a+Lz¸¹ -ÉU+ "^N " _>?@¶=$ "zH]A8
º¶#U HEÈZ,-O.n/01[ »LBS[