Page 7 - 《寒旱农业科学》2025年第7期
P. 7

!"#$%&          3[3^$<!Z"#^b_N^_<
             !"#$%&' "( )"'*+,$-* ,.$-/#'0#$&' 1/-2%/23


                           !"#$%&'()*+,-./0


                                                           <
                    º»¼ 7 HÏÐ 7 ÑÒÓ 7 ÔÕÖ 7 × Ø 7 Ù–Ú 7 ÛÜÝ 7 ÔÞß                                   <
                                                                                          <
                            *
                                                                     <
                                                8
                                                                               <
                                      3
                       ¸*P¿Àà)5‚áâ7 ¿À              ãä    Z8[[Z[… 3P Ö£)5Sá7 åæ           *[[*_8…
                              8P çå)è‚rSá7 éç            êë     Z*3*[[… <P ¿Àà)5‚áâ
                                          4<)5cÄì7 ¿À            ãä    Z8[[Z[¹
                     !"# !"#$%&'()*+,-./01234%)567 89:;<=>? @A0BCDEFGH
                 I127 JKLIMNOPQRST U+VWXYZ[\]3^%_`abc7 NdG!"H$eSfghi
                 jhkIMlmno7 pqINO? rsEt? uIvwxyz{|G!"hiIM}~v€j‚rƒ„… ,
                 †G‡ˆ‰4Š‹Œ? ‡ˆŽ‘’“Œ? ‡ˆ”‹’‹^•–—? ‡ˆ˜™š›-œ? ‡ˆ-œ)5
                 tŽIxhi–—žŸ… – ¡¢£¤!"hi–—¥¦? §F}¨©ª‰4Š‹vh#I«? w¬H­®
                 ¯U)°j±‹^•–—x7 ²ƒ„!"#$fghi–—T
                     $%&' !"#$… fghi… ³´– 
                     ()*+,' !"#$$$$$$$$$$$$$$$$$-./01' %$$$$$$$$$$$$$$$$$$-23,' &#'()&*(&!&#&+"#()#+,')#-
                 ........./01#*#23'-'45216672&#'(8&*(&2&#&+2#(2##*

                    !"#$"%&'%( $)* +%,-..%)*$"'-)( /-0 12'3*')& 40$') +%(%05% 1$(%(
                                                -) "6% 7-%(( 839"%92


                                                   3
                                                                    8
                                                                                  <
                                  *
                                                                                               <
                        !"# $%&'() + ,"- ./&'012&' + !4#, 56&'716&' + 9: ;1/&'716&' + =>"- ,/&' +
                                                                     <
                                                     <
                                        =>"#, ?%/&@)& + ."#, ;1)A%&' + 9: B%&'C/6  <
             9*2$:;76<$%=;/>?@.0A.%BC1=<DE<C;D.!=1>7=>6F.G;7HI0<.:;76<.(3JJ(JF.KI17;L.&2.KI17;.%BC1=<DE<C;D.M71N>C61E@F$O>1517B$*##*'3F$KI17;L$
                 32$P0CEIQ>6E$$%$R$S$M71N>C61E@F$T;7BD17B$!I;;7U1$(*&*JJF$KI17;L$V2$W76E1E<E>$0A$XC@D;7/$%BC1=<DE<C>F$:;76<$%=;/>?@$0A$
                                         %BC1=<DE<C;D$!=1>7=>6F$G;7HI0<$:;76<$(3##(#F$KI17;Y
                 :;("09,"< $12 96200 D(/E2/)+ /0 E12 FG/H(2 6I J1%&/!0 /'G%F)(E)G/( F%K%(%7/E%6& /&H / EAL%F/( HGA(/&H I/GC%&' /G2/+ 1/0
             M%E&2002H 1%'1NA%2(H G2F6GH0 I6G F6G&O M12/E+ /&H L6E/E620 %& C)(E%L(2 G2'%6&0 %& G2F2&E A2/G0+ %&H%F/E%&' 0%'&%I%F/&E L6E2&E%/( I6G
             %&FG2/02H A%2(H0P Q/02H 6& E12 /FF)C)(/E2H 2RL2G%2&F2 IG6C G2(2K/&E LG6@2FE %CL(2C2&E/E%6& /&H I%2(H G202/GF1+ E1%0 L/L2G LG6L6020
             E12 F6&F2LE 6I I%K2 C/@6G 'G/%& G202GK2 S/020 6& E12 96200 D(/E2/) /&H /&/(A720 E12 F1/G/FE2G%0E%F0 6I 'G/%& LG6H)FE%6& F1/&'20P :E
             2R/C%&20 E12 !H6)S(%&' L6E2&E%/(!! 6I 'G/%& 6)EL)E %& E1202 G202GK20 IG6C L2G0L2FE%K20 %&F()H%&' A%2(H %CLG6K2C2&E+ E2F1&6(6'%F/(
             %&&6K/E%6&+ /&H E6E/( LG6H)FE%6& 'G6ME1+ /(6&' M%E1 E12 G2T)%G2H 0F%2&E%I%F /&H E2F1&6(6'%F/( 0)LL6GEP $1%0 0E)HA F(/G%I%20 E12 I6((6M%&'
             H2K2(6LC2&E LG%&F%L(20 I6G F6&0EG)FE%&' E1202 'G/%& G202GK20U LG%6G%E%7%&' HG6)'1E G20%0E/&F2 /&H M/E2GV0/K%&'+ LG%6G%E%7%&' 2F6(6'%F/(
             2&K%G6&C2&E/( LG6E2FE%6&+ /FF2(2G/E%&' 06%( M/E2G 0E6G/'2 /&H F6&02GK/E%6& LG6@2FE0+ L)G0)%&' 'G22& /&H (6MVF/GS6& H2K2(6LC2&E+ /&H
             I60E2G%&' &2M T)/(%EA LG6H)FE%K2 I6GF20 %& /'G%F)(E)G2P W2F6CC2&H/E%6&0 %&F()H2 I6GC)(/E%&' / &/E%6&/( F6&0EG)FE%6& L(/& I6G E12
             96200 D(/E2/) 'G/%& G202GK20+ FG2/E%&' / !6&2VC%((%6&VC)!X!YY Z[[ 12FE/G20\ 1%'1VA%2(H S2(E I6G HG6)'1EVG20%0E/&E /&H M/E2GV2II%F%2&E
             'G/%& LG6H)FE%6&O /&H 2RL2H%E%&' E12 H2K2(6LC2&E 6I 1%'1V0E/&H/GH I/GC(/&H /&H M/E2G H%K2G0%6& LG6@2FE0 E6 )&H2GL%& E12 20E/S(%01C2&E
             6I 'G/%& G202GK2 S/020 6& E12 96200 D(/E2/)P
                 =%> ?-0*(< $12 96200 D(/E2/)] ,G/%& G202GK2 S/02] ;EG/E2'A /&H G2F6CC2&H/E%6&


                 %&'()*+,-./0$ %&12345                         vwx$ /0abyz{(|}~@ €‚ƒ
             6789$ :;<=>?@ 5A12              B*$C D E5FG       „rs…†$ 25%&jk‡ˆ‰Š‹4~op9Œ
             HIJKLMNO P%QR12$ STUVWX                            B&$8$3$C Ž @ ‘’“@ ˆ”•–—˜7lm™š
             Y,KL5Z[62\]^_`O abcdef                            ›œ5A%&12,4žŸ9             BV$C Ž  ¡¢$ ‘£
             ghi$ %&jklmnfopqrsntYu                            ¤¥O ¦§lO ¦¨Vl˜7-.©ª%«¬


                45678 3[3^N[ZN[_
                9:;<' £¤µ¶c-·¦¸3[3<5!`38[[3[8¹T
                =>?@8 º»¼¸*_Y^ ½¹7 ¾7¿ÀÁÂÃ7cÄÅ7ÆÇ7ÈÉpÊ4%Š‹a%ËÌÍcÄÎ%T 4C/%(U I/&E!
             %&'()88_<a*Y8PF6CT
   2   3   4   5   6   7   8   9   10   11   12