Page 80 - 《寒旱农业科学》2024年第10期
P. 80
%&' ! !
"#$%&'()* '(+* ,-* ./- L¼ &-&& M "- NO &-&! M * N./P122
0123456789:"#;<=>?@ AB QR_`8ó&a12'(Ò²}5ÿLS
CDE6FGHIJKH L"#$%&%M N "#$OPQR< TÄ UV ( WSoôXF ./%(0--,"#$ "?ø
STU VPWKXYZ[U \&]^_`abT ù&z- ./%(0'-,"#$ "@øù 1z- ./%)0--,"#
cdefYU gh_`U ]^ijkU lmno $ "Aøù(zU ./%)0'-,"#$ "Bøù "-z- ./%
pnqr L!%$%'%M N stuvwxy!"#$%%&' '&()$%$'z% *0-- ,"#$ "Cøù "1z- ./%*0**,øùzÄ YX
{|}~xU [5
T 5 EéZý[,KYýz\¢]^;U _` "%D7 a
}U 12U |5<P búcde¦U fe^bstuvwx '%7 gh\
<~ L(%$%)%M N _`KYlU \&] ^;U Eaijx<klm¦U fmn !-%7U lo
^_`PWKXYU ]R_`TU _` ;p¼SqrÙ·Ä Eés|; "-- !-- (--
nEXY L*#M N stuvwx}58 a, +-- "&-- "'-- "*-%E ®tuvwDxÇ8¦<
'( ¡¢ £¤¥ ¦§¨ ©ª«0| xfIèxfÄ
5¬® L+#,#"(#M N ¯°±²}58}>³´I "0&0&%%%%úûaEXY}58¦xf<ÂÃ
µ¶·¸¹ºU »®¼²}58<½ aEXYVp ( WXU Eé6 "-F,ú^az-
eKYQ¾ L")#M U ¿½e²}58KYPÀÁ &-G- &'H- !-H- !'H- 1-HU YX_` "0-#D7
Âà L"*#M Ä Å¼}58%XP²}5<ÆÇ9 }58ü½eEéabúcde¦U fe^
?U È®²}5<ÉÊËÌ>56Í5ÎÏ bstuvwx '#7U Z+LVyz^b{<
EI}ÐÑÒÓÔ<5KU ²}5%²}5 aU gh\^;U Eaijx<klm¦U fm
8<ÕÖU Ó×ØÙÚ^<Û²}5<}5 n !-#7U lo;p¼SqrÙ·Ä ®tuvwD
TU Üݲ}58KYÞ9{ß%àáâ<¹ Eés|; (-- +-- "'-- "*-#E xÇ8¦<
ºÄ A¦>?ãäåæU ÛxPxfçU xf- s|; (-- "'-- "*-#E xÇ8¦<
PèxQU Æé%êxë0¹ºì6íîU èxfÄ
ïðñ²}58>?<ò2ró® L"+#,#&-#M Ä !"$ '()*+,-
¿Âò}5T<ÜHZU A¦½e<So "0!0"####½e¦Pxeu|k<xÇ }x~|
ôIaE%BC<ÂÃÜHU Soô<õr%ö pXÙ·U "-#E ;` "-#7 ?^baP
÷"#$óøù<úûüýþÿ!<Ä ÜÝU ° "--#<= jxa<¦U &--#I6<JK r
!-#
"$øù6BC78U ö÷"#$<Ú^Y <JKU ;®tuvwyfD,>?@CÏEz
þ%&8<SoôU &å'(â²}5} xÇu|<xf L&"#M Ä ®u|xf,xǽeÿ
<à)üýU *ö÷úû<aEXYþØÇs <Pxfzós|xf{ýyu|kÄ
tuvwx}58à)XaYÄ Pxeu|k L ½eu|â<xf 6 ½e
!"""!"#$% ¦s|xfM"--HÄ
!"! !"#$ "0!0###|Ðuf,*+z<xÇ &<
Î+$øù,./%*0**z- "#$,./%!01!zÅ. |6¨8U PW8¦CÏU A
/01}52µP345ÎU stuvwxx |ÐukI|v]<óa¦CÏ<
+
6,Pxf &%---2"- %34567zÅ789:}5 |ÐukI|v]<<ýÄ |Ð
2µ;c<=P345}>Ä uf&¡Ef,HzU y46F
>?@AªBCÏDEF AªB "-#7U 89:;# ,"N,&
|Ðuf,*+zL P"--H
'#7U >?@ !#7U GHa "#---#<=,IeCÏE^ !"O!&
"'#7 JK6zU ./#)0&>)01Ä ¦U ," 6PWCÏ<|¦|Ðu
!"# !"%& kU ,& 6PWCÏ<|<v]
"0&0"%%%%úûSoô}58¦xf<ÂÃ + fU !" 6aCÏ<|¦|ÐukU !& 6