Page 18 - 《寒旱农业科学》2025年第7期
P. 18

ª %&& ª                                                                                     ! !


              "#$%&"'()*+, " -./$(0123                          xß·ÜU¸YZ>s "7+ó" º<=L + ºmnô
              45678      9#"$: ;<=!>?$@ABCDE FG                 Ž.éêÊ >?@8          9)"$: ;ÑABCDË<=!B
              *H>?$IJKL IJML IJNOPQRST                          Vx@ACD] ;¬8E<=-øF#G["]
              OU;OVWU*XYZ[\] ^X_W`OVa                           4H!!?IJá<=ÜB] K%WU "'8
              bRcd] [\OVefg            9#%$: h ijkl  9#!$&$#'$: ;  pOL&X†ž<=M™] Nr‰\x–ïn™
              <=!mnBopqVrestuvwxyzR                             QÊ OPy•Ž.±Ž²³QRS&õ)-./
              {|] [\mn}~vxefE w€<=‚                           xº»W¼] ¯T¬)/-x»UV>] W;<
              ƒ„…E †‡ˆH‰\$Šv%‹gh ;<=Œ                           =Œ?./Ž.”B] X(IY¬)·ËZ
              ?./xŽ.BE ‘#x’“X;”•–                            Pš›[\L ./]À] _^¦_n™`ê¥a
              —˜[\x™URš›efœg                  9#($: h r@     bcdÊ
              AžŸ] Ž../-Ž ¡.fx[\X_¢£                            !"$  )*+,-*./
              ¤|pV¥¦D         9')] #*$: 3 §¨] ©ª«"'<=Œ               ;<=Œ?./Ž.”B] ‘#¤|-ø
              ?./Ž.”xpV"#] (U|¬)./                            F#õ[\”•n™QRš›efœgxM©ef
              Žx’“QŒ­®™Ux¯ °”3                                  gphFÊ ¯°@AiŸ] .ގ.”Bx¤
              !"# !"#$%&'(                                      ;./] <=-øF#x‘#oÕ] X_;[\<
                   ;<=Œ?./Ž.”B] ±Ž²³´                         =™Ux)*] [\”•xß·ÜU¸                  9)-"$: Ê ¢£

              ©µ¬)./;Bx¶·¸L ¹º»™nx                            8Ejk?./x-øF#] ÅX_[\ø¹
              ±Ž¶rU>¼3 ¬)./x¹½¾¿L ºŽÀ                           ‚ƒxv%wQRlkmnQ] 8EopCn]
              ÁÂGÎ.x±Ž²³] ÄÅÆÇÃ./                            [\./™U       9)-%$: Ê qrs<=F#xoÕ] Xw
              xnÈCÉRš›xef             9+%$: Ê ¬)ËÌR¬).          tu?./x™U8E            9)-!$: ] uvÆÇ”•n™
              /²³ÅÍ;‰>x¾¿3 ÎÏ8                9%)$: ;ÐÑÒÓ       QÊ <=Œ¬)?./Ž.] ¢£¤|”•B
              Ô·<=!>?x@ACD] oÕ ) º>?re                          <=-øF#] XX_wW?./xxOyz{
              s”•o™Ö 5×         9#+$: ;ØÙ<=!>?Úێ.              .f] oÕ?./xNOU] tu|-./Ž
              x@ACD] Ü<=!>?ÚÝÞ ",-$.] <=>                       xOò{}] [\Oòefg              9)-'$: Ê ;<=!!?
              ?º»Þ -,($.] <=º»R>?º»Þ -,!$.$*]                   @AB] oÕ<=-øF#w~tu”•}ßÓ
              ß·ÜU¸Xàá ),!"Ê âãl            9)!$: ;äåæç·        €OL €OxT‚] tuø¹ŒßÓBƒO
              Ë<=!>?$@ACD] è%Ž.éê./ë                            x„)ef      9)-($: ] ^;<=-øF#oÕFG,
              /ìíîŒïÀ1ðñ -Ž’“°”L ß·n™                           -.] OVefœgYZ[\               9)-*$: Ê ;äåæç
              Q–—8§ò] <=Œ>? (/( ó(º<=L ( º                      <=!mnG…@ABCD] ‘#oÕ<=º¸
              mnôŽ.éêõö·Ë‘÷$\œ-øéêÖ ù                           RF#r†soՔ•OòT‚ÜU¸L o1<

              úû8    9##$: ;üýþÿ<=!!?x@ACD] O                   =}O‡ˆx’“_^Ž.ˆï}™Ux‰Š                      9)($: Ê
              Vefg; "0!ó"º<=L ! º!?ôŽ.éê"                       qõF#£\‹ÕŒ”•./hŽxˆï’“]
              wYZ[\Ö #$%8          9)--$: ;üýþÿ<=!!?            XwtuŽÆÇ] 4OVef¤;8E                      9)($: Ê
              x@A&CD] ”•™UŒ<=º»'D()*                            §¨] <=Œ?./Ž.-øF#x‘õ’
              +¯°°”Ö 1234 8        9)-)$: ;äåæç<=!mn            X;FG,-.uº¤|] ÜPX(K%¬)·
              BCD] ; )$5$!$. xÝ#,-.] /º¸0|}                     ˓”12L š›[\L n™`ê8uº•–—
              ./x¯}™Ur‰1xÇ2] [3 " º<=R !                        ˜Ê
              ºmn4õF5%&x67] ^;8–‰`9:]                                ˜™@Aš›Þ<=Œ?./Ž.[œÃ
              " º<=R ! ºmnŽ.] ß·n™QR–ïef                        \œx¦žŸYÊ äå e¡¢£A
              œg¤;YZ       9)*$: Ö ijk8 9+*$: ;<=<=!mn          `Ô·¤."#¥ç¦§¨s "-$2 _˜xG…@
              x@ACD] "6!ó"º<=L ! ºmnôŽ.éê                       A] ;©Ÿ<=Œ¬)?./Ž.·˜·"š
   13   14   15   16   17   18   19   20   21   22   23