Page 63 - 《寒旱农业科学》2025年第5期
P. 63
! ! 1 23 45 6789:();<=>?@ABC.DEFG î ,,* î
YZ[\]X^_`<a " b*+NOPQ3 "!# )($$$$
!"#$%&'#(")(%$'%'('
4($$$$
bKcXYd3 ""# befXYd3 ""# bTUX "($$$$ ) "%$+,#-+3 *"#+$'#3 +"%$%**(+
*
*
Ydg @h/%&,Ri2K*+&"Rj>klmn &R ! ,($$$$
./0123 od 14, "14-5.14"3 pq3 - bCrst3 . TUKQ '($$$$
*
bu;TUvwSx3 . yz{ % KcXYd3 &($$$$
%($$$$
."# |fXYd3 ."# TUXYdg }~ 67/2 A $
./0123 x=>XYdvwg !!!!$ %($$$$ &($$$$ '($$$$ ,($$$$ "($$$$ 4($$$$ )($$$$
2K*+&"R
%(, !"#$%&'(#$)
; & 34</'!(=><?@'!)ABCDEFGH
67/2 od
# " @hC.
N
*
*
*
x/ /"0 81,#5#R895,")#RAC./ K*+ &"R3 ÎÏ/ 4 "#$+A,O>-"=#$#,>-*&) "-
%$>!+-&3 *",>$%&!* %$%#3 +"%$%%A'!%$%#R3 mnÊ
*
2 ,#3 *:R"3" %;0 ! 3 ,#<#R" %<,"=#R" % 3 pq3 /
?ËØÐÑg pq[\NOSx #"-=#$#,>-*!%3
bC.xC.x3 " b2K)*+3
´µÒÓÔ89)]¾©Ù¾_`j>ÅÚ
1b"$%3 3 bC.x3 " %b
ÛÜZÝbyla *+NOPx ""#$+A,->!#3 ´
S()x3 0 b ¡¢>XY£g ¤¥r >!?
µ)¾;<=>?@dÞTUXYdg
¡¢>3 ¦ 0"#$>,3 r 1"%$*@%$Ag
./0123 mnÊ/%,# Ri89)2K*
*
%(" %*+!
*
*
+,"R 3 ÎÏ/ 14# "-*$#&!- >14"=%$*%%- &,) "-
§¨ BCDE1-*%%' © FGH:#'$#% ª«¬xg
%$>,,-#3 *"+!$,>!* %$%#3 +"%$%%*'!%$%#R3 mnÊ
!"""IJ=GK
?ËØÐÑg pq;<TUÆwSx ."*$#&!->!
&(% ,-./012
#3 ´µÒÓÔ89);<=>?@dß.Å
® # ¯°3 ± #)! JH²();<NOP
TUXYdg
J
x I ATU+STUSx 4 8" K³{ #3
&(' !"7$%8'97$)
I/KKLE S£ % & AVWSx ( K³{ %3 ´µ
#$& od/p3 r >!P ¡¢> 0"-#$>,3
);<=>?@dbTUXYdg ¶q3 ;
r 1"%$*Q%$A3 àá\â89H)]¾AÙ¾Z
<TUKx ! K·~ *3 ´µ¸H¹º,7u»¼
*
*
C.x/b /"#$>, 81,=%$#,>-*8-"<%$+A,->Rg
¹º½«')¾\¿WuÀÁlZ¤_st7
ã)*+,"RXär ! #% #! *% *! A% å8
¨ÃÄ)H>ÅTUXYdÆwg BCDE1-*%%' A
./æ3 ¯áçèZC.0xéH>Ò
FGH-#'$#% ÇÈXÉklmnÊTUKx&!R©2
Óêëìí,®*Rg
K*+& "R?ËÌÍ #3 ÎÏ/ !"#$%&'-#-"=-
! ! !"!# "#$%&'()*+,-./ 0
*
%$'%'- '3 Ã Ä P x ) "%$+,#- +3 *"#+$'# "* %$%!3
()*+!,-!./'
+"%$%**-+!%$%!3 mn?ËÐÑ3 ®µÒÓÔ "#$%
& !' " #$ %" &$ &" '$
89);<TUÕ+i;<*+ÐÑÖ×g
$(& )) )* )* +$ +$ +$
&(& 345612
$(' ', '" '" '" '" '"
M
67/2 mnÊ89)2KLM+&4Ri2
0 $ !%!# "1$%2'()*3456789:
.H 2K*+ /% 2KLM+ NOPQ ./0012 SQ TUSQ VWSQ TUKQ =>?@
'
&
-
IJ , "' ,#' ,$' &%R & % & R &$ 3"R &(R &!R
% "(,$$ $ &4('&4 " *(&)" ' ,(+)" ' $()%) 4 %()%) 4 '(+)" ' ,("+, " TUXY
& ,(",$ $ %+("'* & )(4&' " ,($+' " $(4)* & %(4)* & '($+' " '(4,) + TUXY
' 4(%,$ $ '$($$$ , %$($&4 % ,(++4 % $(4'& * %(4'& * '(++4 % 4("&& + TUXY
, "(4$$ $ &%(""% $ +(,,+ , '(+,+ , $("$+ 4 %("$+ 4 &(+,+ , ,()+% $ TUXY
" &(+&$ $ "("'+ , '()+, $ %(*4, $ $(',% + %(',% + $(*4, $ &(")+ 4 TUXY