Page 18 - 《甘肃农业科技》2022年第5期
P. 18

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


              *+, -./0123 456789:2;<                            t ("'*!!,-./01 , \¤ "#*'!,-./01 ~ ('(& æ ('
                                                                               (
                                                                                                 (
                                                                                                       (
              =>?, @ABCDEFG$HIJ3 KLM                            K`GvYZ[€./šÍ ")*&(,-./01 , \t
                                                                                             (
                                                                           (
              NOP3 Q5R673 STRUV3 WXYZ3                          %+*#!,-./01 , \¤ &2*'!,-./01 , ]^ØÁÎÏ,
              [\]^X_`a0bc./76:24d, ef                           hö_÷~
              bc./0gh4di jk-WXlmnop                             (%)  !"9:;<2 =">?@ABCD56E
              0qrFstb/67uvwxy2z67{                              FGH

              |}q~                                                   `©:2Ma3 bc3 def;g´3 hi3
              '%!  !"#$%&'( %)*+,-./012                         jk;D, MNlmÜ67bc/3 ÐÑÒÓ<
              345678                                            Ô3 c/nbHoâ0Vp, qrstOPbc/
                   €‚[ƒ„…†‡ ˆ‰Š‹;ƒ„Œ                          6706u±, vwDExÝÜyÎÏ3 yzVâ
              , Žbc.\^/67:20KQK‘’€                           8]{].aV0gh`aQd~ vBrùš

              “”, •–—˜UM™20š/›œQ5, v                           /ǜQ3 |$R67fv3 ./šÍ`Gf}
              žŸ ¡Q¢›œ£¤‡ ¥/¦§‡ /¨©ª«                           DI0“”~õ, ÉÊ¡hUV./673 B}3
              ;¬­, žŸ¦j…†®¢12Q567¯°0                            9:2€R‚, ƒÛqrMCK„st0<
              ¦—20¬­, •–Q¢°±²8“”l³´                             Ѕ†~ ‡õKˆ$·¢‰Šô´ÉÊ12./3
              µV±‡ —2±z¶UM±~ BC·¸¹‡ ·4                          6u67bc.\^/, Hbc.\^/67:
              º0•–‡ »V‡ ¼½‡ ¾¿UMÀÁ, DÂà                         2}…Š‹<=€Œ~

              ÄÅÆ./‡ š/ǜQºXÈYZ, HUM™                           !"#$%
              2ÅÆ./zÉÊ¡h0Q5R67&”, ËÌ                            !*" #$%+ &'()*+,-./001234567
              šÍ./ÎÏ, ÐÑÒÓ<ÔsÕXÈÖ×i H                               ! ,"% 89:;<=> (-*.?!@A /01!-%
              ËØK/ÎÏ, ÙÚÅÆ./8·¢bc./Ç                            !(" BCD% &'(:EFGHIJKLMNOPQRJ
                                                                     S!,"% 89:;<=> (-*)T&UA .212(+
              œQ0¼½¾¿, HÛ ÜÝÞßàáâ-ãJä
                                                                !&" VWX> YZ[> \.]> ^+ :E_`abcde
              dsÕ¸¹8“”Ö×~ åæ»Vçèéê<3
                                                                     fghijkl!,"+ 89:;<=> (-(*> !(T*(UA
              ë"ìí;îïÒ¸0¦j®¢0ÅÆ./ #$%
                                                                     2210(+
              ƒ, °dƒðñ3 òó;ôõ¸$lÙÚ¼½3
                                                                !/" mno> pqr> stu> ^+ vw(:Ec`xy
              ¾¿, ö÷¾øƒÅÆ./ùCúðñ.0û
                                                                     z_{|}~€!,"+ 89:;<=> (-*)?*UA
              ühö3 ÐýÐþ\ÿ^hö3 ðñK‘±!3 "
                                                                     !)1)(+
              #$¸%0&'¦÷(, ²)ÝÅÆ, *¡+
                                                                !!" ‚ ƒ> „…†> ‡ˆ‰> ^+ Š‹cŒ:yc`_
              ,-.¡/01, 234ÅÆ0*0, ¶FC5
                                                                     {FPŽ‘’€!,"+ :;“”<rr•>
              6UM12~ µ7-p83 9:;.»V¦j0
                                                                     (--!> (/?*UA .012&+
              bc./ǜQ &' ;Ä, ÙÚQ5Rǜ¾¿,                         !)" – —+ _`|}˜™haš›œ!,"+ :;žŸr
              hö<=~ ¼½¾¿0f>, ¡hÆ?4Kúb                                •> *002> */T&UA *2!1*22+
              c./ÎÏ, =@ǜbc./0{}, Å¤Ò                           !."  ¡¢> –£¤> ¥¦§> ^+ ¨©ª«¬cŒ­E
              ¸fA, HC56Q5RǜsÕ4BC~ ÝD                                de®c`_{€! ,"+ qr•> (--2> (2T.UA

              EÙÚbc./šÍ`F, åæÙÚ./™28                                 &/.-1&/2/+
              š/ÎÏ`G ( H, IJ`Gv (' K, åKv                       !2" ¯ °+ &'(±²‘³:´µ¶·¸¹hº»z¼
                                                                     ½! ,"+ 89:;<=> (-*0T!UA 2*12/+
              LM ! vMNOMN, PoQ…RS, VxpE
                                                                !0" – ¾+ &'(¿yÀ´;QR®LMhNOPJS
              `G, N¹LT3 N¹UV$WClX~ ('&% æ
                                                                    !,"+ 89:;<=> (-*0T.@A ./1..+
              (' K`GvYZ[€./šÍ )%*+',-./01 , \
                                                       (
   13   14   15   16   17   18   19   20   21   22   23