Page 8 - 《寒旱农业科学》2024年第7期
P. 8

ö !"# ö                                                                                     ! !


              "#$%&'()*+,-.,/012345                             ö÷ø3ùúûïÐÑ⠗˜]^FJ€‚
              1678 9:;,-.<,=0>?@1ABC                            }~â ïðIRIJ}~23⠗ç]šYFF
              DEF23G-.H IJ23K=0L MNOP                           ¿€23⠁‚–æR€¬T '­®¯T F°±
              QRST UVSH WXYZS[\]^8 IRI                          cT ²³´µT '(¶·×1™* â ÞFJ–æ
              _B`Sabcdef8 Ig"hij8klImn                          R€T ñó€T ±S€T '­€T ƒ„
              opqDrN+stuvwx>?@T >yz1                            €×§˜…†•G‡ˆç⠉Š†•c´ij‹
              {*no| }~F_€‚Dƒ„:u…†‡                            ŒŽ1FJ—˜€Wâ ´çË^•—[
              ˆ67$‰Š‹~         Œ!" | Ž ‘1’“”2@•              ‘’…†PQR23© MN⠗[–lI×Q¡{
             –—˜}~FJ€‚m1™š›œ8 ‘1’                            “¨—˜]^FJ€”•â G–FSIRIJ
              ”^užcŸ* –—˜]^F_€m bWw                           ÌÍâ ¼—]^–xé€×⠈çË^IRPQ
              `–lImQ¡¢£•¤¥T ¦c•§¨© b•ª                          PµT IJ®¯®RT Ig¶·¶˜â A™˜—
              }k«R€¬T '­®¯T F°±cT ²³´µT                         [Igš›]ÒPœQ'(1x                  Œ)% © ˜]ij
              '(¶·m1M¸*  ¹+Pº¡@•»¼½                            [IR'­žŸ ]¡¢T Ô³‹ê ]£¤T
              ¾¿ÀÁ bF_€ÂÕÄÅÆÇ© F_                           ‡dÆ~ ]¥¦T ‘’23 ]§t1B}â
              €‚$}~´ÈÉiƒOP…†$Ê*67                             O¨yz)*ÞPºFJ€‚1™AST0
              Ë^ÌÍÎÏÐÑÒÓÔÕ֖lIא ´ØÉ]                           1©Nê⠁‚[ª–u«l&×1‹Œ23¬­

              š–ÙÚ23×ÛW³ÜªÔݵ               Œ#"$%&% ©          * â ?†23Ž}®IRâ }B¯°FJæ
                   ÞÙÚ231³Üßàáâ FJ€GãD                         R±T IJ%T Ig¶1%&²z               Œ*" ©
              äå1IR'æçÂè 9Du闧êë —ì                                ÞijFJ€}³1ÓŘ+—´î0-
              í1…†Qî© ïðññÙòT ññÙڐ óô                          ABµÙÚ23³Ü© ¶~â ÙòÙ²ÙÚ1²
              õ}]^ö÷ø3ùúûïÐÑ<FJ€´µ                             ³·¸—˜Î¹© ij"´º±‡Å‘ƒ„òÆâ
              üýþ ÿ!´"#ÙÚ231§$â óôŸ%F                           ]šJg3²â »Ð•¼½T ¾¿T …†Ù6À
              J€&'1ÐÑÕÖÒ()1ñ*â +,éF                            <1FJ€·¸© :;·¸GÁÂP•Ig1
              J-ôÞB`SòÆ1./012341ê5â                             À<¿+ÊA½â Â"ÕFJ1ÄÅç+¨“
              }BÙ623T Ù678þ !´9FJ:2';â                          ç© EGâ æRƀ23Çc¢·© ijÈɉ
              9IgÙÚB`S1<Øâ óô=>}B—Añ                            ŠIÊ€123ːâ "´Ì5¢£ØÍT ‡
              gÙ6¶·1M¸© Ž?â @ABFJ€DC                           dÆ~ÎÏT ñ¯ÐÑҲۋ~â ]šIJæ
              vâ 9ÙÚ23DDEFÅG1…†HI+M¸                            R1ÓÓS+€23© ãGâ ÔÕÖq<×Ø
              JÞ©                                               IR§€ÙÚ© ijÈÉ]šÔÕÖq+×ØI
              !"""!"#$%&'()*+,-./01                             R123â "´ÛòÔÜ-Ýâ øÞIæœßà

                   OPÞ '('( KLMùúûï„N½OØtâ                      áââ Âè•IR'æ1B`S\-© 6wâ ×
              ö÷ø3ùúûïÐÑâ ´µüýFJ€Ðb                            ØIR1ãÍÿÂP•IR'æµä+æœQRâ
              Ë^OPPQR231‚½ST© UVWX0                            bFJ€åt•W1šç© ?æâ FJçè-
              Y+ZH—[FJ€23\-â ]É^123                            ÝòÆé´Ðµ© —["´òÆFJçè-Ýâ
              efT _`23abT Ë^Ù6¶·c´‡d½                           Ҁêëìíâ ]šFJæR1îïS+¢·S
              efâ Þg2h1ij[kEc´{*1B}e                            23© :ð-ÝGÁbIgÂÕñR+CR1
              f©                                                ;†â ÂòߕÒÓ1…†ìˆ+óôñó^t
                   ij[IRl{”T IJñmÓâ }BPQ                        IJâ ]š•FJ€1@ð|23©
              R23^î0>no>7{1pqpqÞIJ©                                  }³õcâ FJ€‚1}~ɔÔ]š
              rKsâ ij[Ftuvª}W23³Üâ AP                           •ij[B`ŽIR<¯°IJ1—˜23â
              º–’wx×¢£+ '(!& KyzM¸b{{â ð|                       ÿDË^ÙÚ23}BÙ6¶·1´µ© ¶
   3   4   5   6   7   8   9   10   11   12   13