Page 82 - 《寒旱农业科学》2024年第10期
P. 82
A +($ A ! !
!"# $%&'()*+, -.'()*/01, !"""!"#$"
234567/8*9:;<=, '()* "#$ defg[?deP
/7,
>?78@'()* %#$:; !&'"$(&%)*+# $ o Ee9sf/
A&'()*+, %&BC>DE234567 fg 5", , Efg/ 5&, ¡
?78F9GH/IJ, ?78K-.BCL8 defg¢£¤¥Bo $Te¦9§/0
/01MN01O:;/<=# '()*P %#$ ¨u, ©ª[01«¬(9, ®§«¬
/
/QR %,- ?78ST, U %*'%.%# ,01234V W d¯t° 5*,?,5:, , $±²³9´X/µ¶·D\¸
'(XY %#+>, ZQR/?78K[BC /#,- ¹, ºP»¼¨¼½¾/¿ÀÁ 59,  Ãdef
/
/
>ST, P /)5"6%# 7%5'5!8%# ,01234# BC %9#, g$±²/µ¶©C$Ä%Å, ÆÇwÈ$d
- >, ZQR/?78S;, @BC /#,- :; efgÉÊËÌ, C?u@_ 5/, # ÃÍÎ
:'9+;"#'5+V \BC *#,- A], '()*^Y PϲÐÑÒYÓÔÕ/Ö×ØÙ@;# ØÙ
5&+QR/?78_`%GH, W'()*XY ÚÛE ÜÝÞßàáâ%&ã]äåæde
5&+QR?78GHabc!!#'#&"# 9çfg/èéê'()*äØÙ23456
%" * +, * '(" * '$" * 7defg?78, @A ë *)## 9)99 Edef
!" /
#$ / / gh234567?7ì9GH/IJ, BC
%# / ,012G34" #& / . . . . . . . %9#,- O, ZQR/?78íî$ %#B%# ,01234 ï
#%
/
'!
? '" $ . - - - * . - - * . - - * ð, ññXYde9çfòóÇô/?78 #)5 õ
?78 % & 01234Â èéêEdefghyz{7i78/I
! J|(GH c !!#)#%", i78N-. @A /ö÷
" }ö÷, W @A U :)## >, i78ST, U
'" !" !( )" )( &"
*
'()* 3$ *)%:C%# ,01234V W @A XY :)##øù^Y :)## >,
% ! &'()*+,-./012345 i78@;Â úûdefg/èéêE2345
657+89:
67?78ì9GHIJ, ÃEüµ4ý89
5'5'5,,,,defghi78 %&'()*jk+, GH/IJ, -. @A /ö÷µ4ý8ab, W
Elm+BC/234567defg(n$ *#o @A P :)## >üµ4ý8P :#)!$, þxdef
%o %9#,- pqi78/rs, tucv ""wx, gh @A Û÷ÿ!"#/dÂ
defgh'()*Eyz{7i78/IJ| 234567defg$Û%h, )'*
(GH, i78-.'()*/01}01, *#o F&|('Ç/ýò, Edefg/B(>
%o %9#,- /i78['()*P "#+>ST, D)*9.|('Ç/ Â 7)'*Û÷
(nP !'*&<%# o !'*9=%# o !'/:>%# ,01234V W *+,i7-./È/, 0'IJ¨1)*2
:
:
:
'()*^Y %#$>, i7~%d# 3 !#, Â ØÙF456Ótu, 23456
7defgh'(Eyz{7i78/IJ|(
%" * '(" * '$" *
("" / GH, i78-.'()*/01}01, W'
%# & 01234" &(" . / / ()*U "#$7 BC %9#,- >i78ST, U
&""
)("
:
@ )"" !)/:D%# ,01234V W'()*^Y %#$>, i7~
i78 !"" . %d p8þx'(01, 234567
!("
-
'("
. 8*:;/9¢ªÁi7!234567/
'"" -
(" * * * * * * -* * * - d ¢:, ÜÝÞ;âd¨234567
" defg, defg/ @A <=$ *)##E:)##,
'" !" !( )" )( &"
/
'()* 3$ fgh9?78U %#F%# ,01234 ïð, üµ
% " ;'(<*+,-./=5789: 4ý8XY :#+Â fg/)'*>$ 5#+[+,