Page 43 - 《甘肃农业科技》2022年第5期
P. 43

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


                                                                                            &
                                                                          &
             *+,-./012          3#$%$&$4 5 6789:;<=>?          –(**9:;<=,ý5 BŽCD "".(9, ü).*9,?'.&9,ý5
             @2ABC-DEFGHIJ *KLMNOPQ                            ÃĖúgp=–+=^‘E;ð•F5 GhH
             R2J ST*UVLWX? LWY? Z[\? ]                         #&*9,, OIJŒJKLJ JCHM #**9@,J JC
             ^\_`a+bOcdefgh                i"$j J klmno        NO '*9@,J PQHp #'*9@,J RBŽ;1 " PJ
             pqrstRg2         i'$4 5 67Uuv? wx? yz             RPJS;1 " T6›J UTV '*9@,J HTV
                                                                                                   &
             {E|-2}~O^€              3!$j J ‚ƒ„…€†J          (*9@,J WV &)9@,J XM -(9!** W <=, 5 BŽY
             ‡,ˆ‰Š‹ŒŽ;1m‘’,“”5 •                            Z7q[TJ \N]<¸^Åâ\5 _`a)?
             –—˜™šL6›OœJ žŸ •–¡¢£H                            bc)? de)? fg)? hi)? Hj)? k
             ¤¥¦GI§Œ¨? ©ªœ? «–¬h„­ª?                          l)E-m)no5 Hj)‘RBŽRP45p
             ¥¦®¯°±E²³         i($%$)$j 5 ´µ¶·¤§¸•–           q ! WJ 9 #! WJ rbWL? Isn? teuE
             U6›œO¹ºJ »¼½¾¿ÀÁÂ5                               -2(^vJ ¸wxBŽrbbcy? uzÕ{

                                                                       &
             !"""!"#$%                                         O #.+(9,ü#'*9@,A#'*9@,ýOœ|J q " =>?
             '%(  !"#$%                                        OŒÕ}5
                 ÃÄÅÆVŒŽÇÈÉÊËÌÍÎÏJ Ð                          (%*  +,-.
             Ñ &$*#+$,J ÒÓ &)! &*" !+#? Ԃ (,!! (-" '+#5           noGh BC@DE B F3FF ~I€‚I€5
             ,ŒÕ©Ö #+*$,, ×ØJ ,ÕÙÚ -.!$/J Û                   #"""&'#()
             Ü) #!($05 ÝÅÞßàá€âJ ãäuvåæ5                       -%(  /01

             ÃÄÅ¥¦pçÅè;éê¥J ¥ApᦥJ                                ƒ„ # …†J •–…‡¹º6›O-m)J
             ¥ëìíJ –îïEJ ðñpòóÅ5                               4ˆ•‰|O“”-m)Š‹uŒz5 -m)$
             (%-  &!'(                                         Žu=p 76? 8#? 8'? 8&? 8"5 76 -m)
                 ôõ6›ö;p÷6 # ø5 ùÖúpûD                        J p #&-90@ ;< 8" -m)uJ ‘Ž #""9
            ü91$'(2ý? þÿ!">êü93 &4 !$#'5ý? 6›#                 0@ ’“;<p #&+G#"#905 ”l•–J §¸•–

             h–ü1%3 &4 !%6 &4 p #"%&&%#*ýJ $%"&'$%             |;<O6›2—)m4ˆ•–|O“”˜a§
             ()*+,-.'$¶·/,%"&0Ŗ$a                             ¸™MO‹šJ ;< 8" ›œ€V’;<x2—
             123šù5                                            )Õa‹šJ ’ïhi)œ 76 ž !90J Hj)œ
             (%&  !")*                                         76 ž¤ (905
                 ÃÄ45Ž678J 97 ! :;<J " =>                      -%-  /234
                                                 &
             ?5 76J §•–@ 8#J • 19#&*$:;<=, >3 &4 !99&#*9           $Ÿ & …†J x;<WL$LŽª=p 8"?
                  &
                                         &
                                                         &
             :;<=, @ 8&J • 19 #!*9 :;<=, >3 &4 !99 &!!9 :;<=, @  8&? 8'? 8#? 76J WLLOp #-!.#9@,J ª
                                             &
                              &
             8"J • 19#)*9:;<=, >3 &4 !9&!!9:;<=, @ 8'J • 19-)9  p #'+.*9@,5 Isn$:Žå=p 8'? 8" B
                                              &
                                 &
                  &
             :;<=, >3 &4 !99#"&9:;<=, >6 &49(*9:;<=,üA6›#h     8&? 8#? 76J :p &-." :J åp &!.- :5 t
                                              * ! +,-./012345674
                                                       2—).ü .¡ý                                    -m)
                ;<
                          a;)        bc)       de)        fg)        hi)       Hj)        kl)          ./
                 01        !(+.!      -23!      (4.5        5.2       (+.2      (.(4      (-.(4       (-5
                 6(        !(+3!      -23!      (-35        232       -432      &3(4      (-3(4       (-+
                 6-        !(+3!      -23!      (&35        +32       --32      !3(4      (-3(4       (&(
                 6&        !(+3!      -+3!      (*35       ((32       -*32      23(4      (-3(4       (&&
                 6*        !(+3!      -23!      (-35        +32       -(32      *3(4      (-3(4       (&4
   38   39   40   41   42   43   44   45   46   47   48