Page 27 - 《寒旱农业科学》2025年第3期
P. 27
! ! "#$% &' ()*+,-./012+345678 ¨ !$% ¨
9:;<=>?(@A /01;2+B(@&C A #$ñ2&IJ³%V&'()Y
/01;2+BD(@EFG(@HIJKA ( &*&*,((((>?`aEF ²³>?*+,A -.A
@LMNOJKP;2+BQRSTUVJKW £/&u ¢_
Vkl=EFu r0<
XY =123<=}~4+a45A «¬d6A (@
!"! !"#$%&'$()*+,-./012 784c()<=nJu 5g*2xî9:;<
Z[\:Z]()*+^_`aEFbcde =;xk9:A ;å;<=A ;<=>A ;J
f " gh*` " ijklmnjopqrstu b KdeY
c*,A *vA *wA *2xn p`ayzu bi &%&%-((((*xJK ?I*v2x@AA *
jklmp{|`a}~u b;*`aJp v2xÛÆÊA *v<=ßQB4=EFu C
u r
KQA A A DE'*vìím²FGHìí=IEu J
4*+V`aEF% (@HIA E'=K2²F=IEPÄLMY
(@LMA <=A =EFA >?`a &%&%)((((*,`aEF bN7`apsàu OP
EFA *xJKA *,`aEFA ` *+vQA *,6RA STiA \ÂÜUA *
aEFA V`aEF& # ¡JKY ¢_/ ,VWA *+XY&V`a;2+B4^_
01;2+(@v?u £¤/01;2+B «¬2mu 5g}*+Z[«¬A S&\]@
(@EFu 5g¥(@HI¦LMNO¦§¨T ^u p*_A ijmA *+`+&¨m²³
UVQ4^_EFu p/01;2+©ª«¬ 9abÑcdA efdA g+d4*+«¬`
V4®Y aY
$%&%'(((((@HI pEF(@¯?4°±Qu &%&%.((((`aEF sß]hB,-u pìí
²³´µ(@4HIu /014kl ÖA `a`+A *v³§Ðr4T«i
¶·A 29A ¸¹(@º»¼½¾¿¸¹A ÀÁ ef4*v³§BEFY ìíÖA *m.
\¾¿¸¹A ÃÄž¿¸¹A _ÆÇ¸ V`aEFj¿*vku TäåEFjl
¹&ÈA ÉÊ(@&Y ËÌÍÎA xµºÏÏkA `au mÜA noA pq&`a`+T.
ÏkA Ðx1ÈA xkºÑÒA Ó1 # ÔA Õ1 ) rÛÜ+aïÀY stìíÖ.klñ2å
Ô& ) Ö×xkÈØ ÙÚ}(@ÛÜHIA Ý ;3vu4vwu Vx*+2+vPqyj
PÊÞ% p(@EFÛÜ(@LM²³(@ oz{u p|}*+2+Áé4qo2x~
¯?Y Ѳ³(@Y
&*&*&(((((@LM sß(@EF²³4sà( $/&%#((((V`aEF ²³*ðA *w
@% }/01;2+B(@ÛÜKáLM% A *A VA k¡k&*v4.rÆÇ
kl¶·A 29A ¸¹A ÉÊA ÆÇ&âã(@% u pìíÖ4*vH¿²³
ØjlY
äåSæ4çopEF¨m²³(@LM`a% !"# 34#$%&'$()*+,56789:
p/012+4ÛQèÁé²³(@ê@Y ;<
&*&*!((((<=EF «¬ÁëA ìíÖ ¨<¼QVef%P*
vîïÀA V`aÖvîïÀA ÐxïÀA +ñ2å;=%4rõu ¢_P¼
>?+aïÀA *ðñ2<=A x<=& «¬(@u rc< 0 0 ¼nQV4ef
% p¨mòé`aóA <ô=ó² JKu Ã/01ñ23ÿ!UA »
³«¬VEFY A }29&ç¶4<§¨u 5g
&*&*+((((=EF ²³õöP²÷ :Z]()*+ñ2å;4xVA %VPF
% ñ2áøA ñ2+A 2ù LVY Ö×.Î#°A [ Î/0
A ñ2âúºûüA ýþA ÿüA ÿ!" 12+¡}A ¢£Î/012+¡:x
Ú&ÈA ¸¹&u Tbp¨mòé<ô= û~¤u ¥¦ÿ!U<¤A »U§<õ