Page 58 - 《寒旱农业科学》2024年第9期
P. 58
, 8%; , ! !
, " -.'/012345678 ÊÞß×ØN àá6âN ³Ü 1&)$'(¾ ãÜ
$% () .)/0
"# +&)$'(¾ W .&$$'( +ä "1N Û
Yå .1!'(N
! &"#!$' ! *&'+"(,)'- '**'&$,)1-
%
2ßæçèXéêë¾ ìíë¾ pîë ! ëN Y
234567 + ,-. ./01.
89: 2 3-- 45- +/50- Z(ïX ,&.?@,+&+A
;< + --3 -/-26
58-
=>?@AB 6- + 3-- -/-70
=CDEFGB 6- + 05- -/-28
H I J K L M N O P Q R S T U V : 7 W X "L/&+ 7-- "M/&+
"#$$%"&!$'(N YZ[\]^CBI_%X )&$'*(` 38-
abcdeTUV:7WX "&+,'(N YZ[\]
àá6
^CBI_%X "$&$'*(` fghijkTUV:
Wm9 :$
7WX "&-)'(N YZ[\]^CBI_%X ".#/'
! " %&'()*9
*(` lmnopqU+V:7WX "#./0"#11'(1I
rsqtUuvwxyz *"!'- I{|}~N r ðñ×ØÙÚ©}òóôõVHöΦÔ
sqtU
Y[\]^CBI_%X ÷¼Ôø
Wzùú
"/#/2".&/'*( N VHXI rsqtUû2üýþÐV:UN û2ýþ
UTUYZ]^CBI_%X )&/3".&/' ÐV:ÿV:W% "&11'(' VW®!OY32
*( 7Xc"#45$67N %&'(
÷X 9+'B6CBN
YZ + 4567' û2OÂ2)
N é*VH+ !!"AN Y3:V
+/,//'¡././1 ¢£N ¤n¥¦§YZN ]^7I Hz,XD,N VHª-ü.HV: *"+'- /n
[\_%¨©}VWI "6"/8"6"+ *"9'- N ©} YZ0N (
÷1 ".$E"++'B6CBN Y3:ª-
VW "&./:"&11'( }N ]^7_%X ""&);"1&1' ü.HV:¾ 2VH:N VHz,XFGH, *"+'-
*( 34YZó5N X6YZV78N YZ
ª(«¬¢®¢£I]^B}~ µv9:Ê89: *"9'-
_%{| *"9'- N ¯°£±<²§Y³´µv¶7= X&'ZN
YZ×Ø;{Øó
>?@AB*".&/'*(=+.//>9+$' *(-]^7N · <=>
?ÿ@
Ô÷N A;{ØN BѦY
¸¹_%X $&!.,'(( Isº »¼N
Y ã@Ô×ØØ#N ïCDý¦Ô÷¼IÔø
½¾ ¿À©ÁÂÃÄ!ÅÆN ÇXÈÉÊ]
YEvFWGã´XHII±<²§Y3J+ä.'N
^ËÌ *"'- N ÍÎÏYZIÈÉÐN ÑÒYZOÓ YZµv I.+ KLMNâlO
YPQëR
;<¤ÔN Ѧ;<I)ÕÖ Ü !&+/'(¾ W "&--'(N YãSIßN IW "&/"'(
"&!&.'''YZ×ØÙÚ©}
YÛXÜÝ +ãITU .&/.'(N V%X "./!' *",'J'"1'-
!/ !+/ ¶7=>?@AB
KLM < §Y
"-- ".N+.//O9+/'
+7-! K9/9
"/"
Wm9 :$
KLM3X
! ! "#$%&'()*+