Page 37 - 《寒旱农业科学》2025年第7期

! ! -./0 12 "3456789:;<=>&?@ABCDEFGHIJ # 6.8 #

+
5 " 6789:;#<= g¶E?Þ ++K(#$"L3 ßàá0 ;<=>ÊS
+, V# WX! YZ[\! ]^_`! 9a! &?Þ 8(!KK&8MN*(K8M&'!(#$"L3 0 âãÞ E8!E'!
+
!.U/$* 54< 4 54< 54< .4<
E%UOP*!E+ +, À E%UOP*ä0 E8 +,Èå
!% .2< .2< 54< %4< %4<
!5 4 54< 54< %4< %4< ÙÚæM;<=>ÊS&? K!&M+QU! " )&)K*0
!: 4 4 24< 54< %4<
E' +,æMç %+&)!Q 6&?~zèÁFÐâ
.1: !"#$%&' é0 E8 +,Àêµë+,ÁØÙÚ0 E'v E%UOP*v
%&'&%((((bcdef&? g;<=>hi!0 g E+ +,ÔÁØìÙÚ
jkl:mnop %) cbcqrs<0 tuKL
7444
3
Mv NOv KPv KOv QRPv KSTv wS 8444 9
Tx yp * zU{|}c*~zSt&0 €‚ #$"L3 + * 9 9
ƒ„& U '444
%&'&+((((ABCDEp†ftu g;<=>‡ˆv &?" %444
YZ[\!v ]^_`!@hi40 qA‰Š‹ 4
!.U/$* !% !& !'
Œp†p ),+)v +)-')v ').*)v *)/0) @ +,
! " '($%&>?@A+BC./
0)1%))(23 AŽAB†0 1Ž‘’“{”•
–—4˜ +(33 ™0 qšƒtuAB›œ?0 q %1% ,-./01234:;<=>?789
žtuABCD"›? Ÿ%+( CDE¡?¢A íâ + îï0 E3456;<=>KLMv
B£¤C¥¦§¨©gEª?0 «¬­®¯ NOv KPv KOv QðPñò²®ódeôÙ
°±HT²¢³ CD"´µ¢¶·AB£HE ÚIJ0 õKSTë+,ÔÁØÙÚ KST6

¸¹º»¼q4½¾¿AB£HCDEÀ‡<ˆ E345Jöâã÷Y¿løùÞ E8v E%
ABCDEHÁ UOP*v E'v E+ +, À E%UOP*ä0 E8 +,Ù
ABCDE¡?4((AŽÃÄ5ABÅT6A ÚæMçKST '&'!Q0 ú E+v E' +,ûFüý
BCDE›?*"%) þ 'K&)'Qv +)&*)Q
ABCDE´µ 4 hi4HABCDE¡? 7 %15 ,-./01234,-@ABC789
‡<ˆABCDE¡? E3456;<=>E3$%&'ÿ!ÙÚ
%&'&8((((E3$%&' E3$%&'«¢ÆL¶ IJUÒ+*0 g ++K(#$"L3 ¶E?á0 ;<=>
+
qE3ÇÈiÉHº»&? E3$%&'Þ %*&!R+M&%(#$"#$ ê£ E8 +,
"3$%&' 4 ÊS&? "(¶E? E3$%&'"M0 Þ +M&%(#$"#$0 Õ E%UOP*
.12 ()*+
#$"#$) '(
Ëq 9:2;<=<>?(@A2BC(+)%* ~zÌÍÎ,0 D( 3
'&8&+ 6ÌÍ~zτFÐÑºÒ g~zÓԝ ( &( 9 9 9
ÕÖ0 ×q EF#BG(HIJ 6ÌÍ~zÁØÙÚd "#$%&'" %(
ÛÜ0 ÙÚdœÝÞ !4)&)K )(

!"""01234
(
!"(#$* !% !& !'
%1. ,-./0123456789 +,
E3456;<=>&?&%ÙÚIJUÒ%* ! ! "#$%&'()*+,-./
5 ! "($%D>?@AEFGHIJ-./ !
KLM NO KP KO QRP KST
+,
*+, *,, *+, *,, *+, *-
!.U/$* 0'1'&!%122 3 %21.4!.1.5 3 .61%0!41'5 3 ''1..!4127 3 .168!4122 3 74164!4127 9
!% 071:0!2164 3 %:18.!.157 3 .2126!41:4 3 :51%5!.1%6 3 %187!4168 3 ::154!4127 ;
!5 07144!410% 3 %2148!4140 3 .2148!41:: 3 :51:8!4147 3 .16:!41%% 3 7:1%4!4127 3
!: 06100!5124 3 %:1%%!41%7 3 .215.!410% 3 :21%4!4104 3 51:%!41%8 3 6:144!4127 +
"DEFGHIJKDLM,6N7OPQRS!"4142TU VE()WXYZS=>&T![\Q] ^G]