Page 34 - 《甘肃农业科技》2022年第4期
P. 34

/+                 !"#$%&         ' !" (  ' # )        !"#$% &'() *+,) "#- ./+0#)  12) !  "#$%&'


              !"""!"#$%                                         :mXóŒ ²B; % ö÷Wøå æ÷WXóå õ
                   *+,-./012345 6789:;<=                        òXóæô.ÅXóŒ ýô.Åãhiæ /<+%+å
              <>0?@ABC:D67EFG                  H$%&I J '()*(!   RA' .. RN ãniæ 1;<+$$å RA' /6! RŒ
              K '() LM0NO5 KPQRASTU0>VW                         o „ … @ R : o A S T U 0 – ¶ Å ã h å æ
              XYJ '()*(! Z[\]^_0`abcde fg                       !!<6-Œ òXórû×üpdæ ! q"å þû×ü
              6hi_j k_j l]_j mn_j op_qr                         è ! q"rstuvNŒ
              stui_0`av?wxyz{@                  H$+&I | }~     &'()*
              \]^_K]T€T0‚e ƒK„…†T‡ ˆ                           !(" # $% & '% ( )% *% +,- 345647 ./
              k‰]0ŠN‹:Œ Ž>q]^_‘’>                                 0123456! )"% 789:;<% *+(,% -(=*>? *../
                                                                     *.0%
              Q6“”•e –—˜e ™’š›j ”œv?j
                                                                !*" @ A% BCD% EFC% *% GHIJKLMNO
              žŸ ‡ ¡¢£Ÿ q¤¥¦§¨©0§“”
                                                                     PQRSTUVWXY!)"% Z[R\;% *..,% *,
              •¨©Œ ’ª[\]^_«¬¨©­0®¯°±                                =0>? 1,1/,.(%
              ²6³´µ–¶·¸¹º»¼‡ ½¾†‡ ¿À¨                           !-" ]^_% `ab% c d% *% Wef 2$#3$!g 24#3$&
              ©Á§‡ ÃÄ´ÅÆe 345647 °±®¯0ŠÇ                            h 2$#3$5 ijg klmnUopqrVWRst!)"6
              ¨ÈÅÉÊ7Zžv?xËÌÍ{@                    Î$,&Ï | ÐF        uZZv;<% *.*.% !!=0>? ((5!7((1(%
                                                                !!" 89:;<8=:= >% ;>?8?@< A% :9B9C9 9% DE F$6 :GD
              G w Ñ Ò Ó Z Ô Õ Ö Å : ; × Ø Ù Ú e Û Ü
                                                                     ;BH IJ EGD KL#M#EDL LDNI#J #O EGD P#3IJD 24="4& NDJD
              345647 ݱÕÖÅfÞß:;0 , Qà7w’á
                                                                     IJO$QDJRDS DR#J#MIR ELFIES IJR$QTIJN SQPRQEFJD#QS OFE
              qâÜ0©Ÿãäå Õæ ,+-å ç¶KèAÕ                              EGIRUJDSS !)"% 8#$DRQ$FL VI#$#NW XDK#LES% *.(-% !.=!>?
              ævéà70ê±J ’ëj ìj íÕÖÅãîå                               -*-(/-*-5Y
              æ +.-J ïðå ñ²BòXóæô.ÅXóå õ                        !&" wxy% z{h|}i{JKkl~€‚ƒm„
              ß % ö÷Wøå æ÷WXóå ÙÚòXó‘’8                             !Z"% …†? ‡z9ˆ;‰% *.*(%
                                                                !0" Š‹Œ% Ž{‘i{’“H”klR•–k
              ùú¸J Xó4û×ü:;ÙÚå ýrû×üq
                                                                     —˜k™šm„!Z"% ›œ? ‡|;% *.*(%
              þû×üŠNP¹å ÿKè ! !"ŠNŒ #>F
                                                                !5" w ž% XYŸ ¡-”¢£2¤¥hJK™¦R§
              GÙÚå 345647 ݱZ$%j $&0]^'(Å                            ¨./©ªUST«¬! Z"% ­®? ­®¯:|;% *.(1%
              )x+cd0{@          Î/0&1&/.&Ï å ÛÜ 345647 ݱ*”     !1" ° ±% ²³´% ;244 ./µ¶·RZv¸¹;m
              +,ª[\]^_0«¬-}+,+ÛÜ06[²                                 „!)"% Zvº»% *.*.% -.=0>? &!,/&&!¼ &1-%
                                                                !," & '% +,- 34564: h 345647 ./klVW½
              .”•w/>01Œ ÛÜ 345647 ݱÔý®¯X
                                                                     4UZv¸¹;m„! Z"% ¾Ž? œ¿|;% *.(,%
              ó2‚0{@3“Ô{@04fÛÜwñß5F
                                                                !(." #ÀŒ% #ÁÂ% ÃrC% *% ÄÅ ;<;! ./RZ
              GŒ Ð678ZòݱÔý®¯97:;678
                                                                     v¸¹;m„! )"% ÆÇ9:Ⱥ% *.*.=*[->? -(/-5%
              9E:;å –æ<µ=>FGÛÜ 345647 ݱ                        !((" ÉÊË% Ì Í% Î^¾% *% ÄÅ 1;8&= ./RZ
              3?P@0ÝAå BKý67EC¶ñDdEF                                 v¸¹;m„! )"% ÆÇ9:Ⱥ% *.*.=(*>? (,/*!%
              FGŒ                                               !(*" c Ï% w Ð% ~ÑG% *% ÄÅ >.;? ./RZ
                                                                     v¸¹;m„! )"% ÆÇ9:Ⱥ% *.*.=(.>? -&/!.%
                   ÛÜ 345647 ݱã[ )23 [Gæ ,00&45å
                                                                !(-" ÃÒÓ% °ÔÕ% Ö×Ø% *% ÄÅ !@7 ./RZ
              xHI¯DRA $!6&45 Jå KLI¯DRA $&+.!&
                                                                     v¸¹;m„! )"% ÆÇ9:Ⱥ% *.*.=(.>? &!/&,%
              45 M N Û Ü 345647 Ý ± ® ¯ X ó : D 4 æ             !(!" w   Ù% ²   $% ÚÛÜ% *% ÄÅ 3;! ./RZ
              7 $6!68 /..+9 .$6) .$!: $6å :DTOæ ;!&;;!<;,&=>Œ fP     v¸¹;m„!)"% ‡ÝÞQ|;;<=ßàÈ;á>%
              Ý _ Š N w å Q P _ f ý w Þ R S T ã 4                    *.*.% !(=(>? --/!.%
                                                                !(&" â ã% äœ% #äå% *% ÄÅ A&@B)C ./æ
              U$$<0.-Vå WXP_ÞRSTãîU/<0$-VŒ “Y
                                                                     絶Zv¸¹;m„!)"% èÝȺéê;‰;<%
              ÆZ[æ ,<.%å \]W^)æ ;0&?å _@Å`
                                                                     *.(,% --=!>? -0/!(%
              aæ ;;<;!Œ 345647 ݱ®¯97bf8ùcd
                                                                !(0" Öëì% íîI% #ïð% *% ÄÅ >&D>E ./Z
              eR[fgãh 8 iæ 0<$0;å ãh 9 iæ 0<0%.å                     v¸¹;m„Uñòóôõö÷RVWø\! )"% £
              ãh * iæ 0<6;0å j8ùcdkR[å KPQl                          ùúˆûC% *.(,% &&=&>? ,!/,1¼ (0*%
   29   30   31   32   33   34   35   36   37   38   39