Page 6 - 《寒旱农业科学》2024年第9期
P. 6

&"'()*+ ", -"+./0(1. 02(13'+4'(5+ 6718)789


                                                      !"#$ (    %"$ )





                                                      !"#$%&$'




                  *+,-+.
              !"#$"%&'()&*+,-."/0&,1&23+$/4504+'5&6(0,7,5,389!"-"'+/:&$(&;'(-4&<+,#$(/" !!!!!=>?9@4"8$(39"09'5ABCDE
              !"-"'+/:&<+,3+"--&,(&0:"&F+4$09G4'5$089!"345'0$,(9,19H$("9;+'."-9$(90:"9I"J$9K,++$),+ !!!;2L9M,9"09'5NBOPE
              !"-"'+/:Q2)#'(/"&,1&R$5'3"&S'$T"&'()&U"#"5,.7"(0&<,5$/8&$(&K:$(' !!!!!!!!!@2V;9W"T"9"09'5NBOXE
              >--4"-9 '()9 R0+'0"3$"-9 1,+9 0:"9 I$3:YZ4'5$089 U"#"5,.7"(09 ,19 0:"9 <5'0"'49 R477"+9 ["3"0'\5"9 >()4-0+89 $(9 ='(T:,49
              4()"+90:"9K,(0"J09,19!4+'59!"#$0'5$T'0$,( !!!!!!!!!!!!!!!!!!!!!!!R?V9]$:'(NC^_E
              K4++"(0Q R$04'0$,(Q ,1Q S$55"0Q <+,)4/0$,(Q ,(Q 0:"Q =,(3),(3Q U+8Q =,"--Q <5'0"'4Q '()Q !"/,77"()'0$,(-Q 1,+Q L.0$7$T")Q
              U"#"5,.7"(0 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!=>?Q@$:,(3NCP^E
              !!!!!/+0+1-23 405 67++5-08
              M+"")$(3Q '()Q K450$#'0$,(Q `"/:($Z4"-Q ,1Q V"%Q S"/:'($/'558Q I'+#"-0'\5"Q S'$T"Q ['+$"08Q =,(3)'(Q XaOQ %$0:Q I$3:Q
              @$"5)Q'()QI$3:Q!"-$-0'(/" !!!!!!!!!!!!!!!!!!!!!!!!=>2VQb$',+,(3Q"0Q'5NCP_E
              R/+""($(3Q6J."+$7"(0Q,1QV"%QK,00,(Q['+$"0$"-Q$(Q0:"QR'7"Q6/,5,3$/'5Q2+"'Q'-Q,1Q;4'T:,4QK,4(08 !!!!!
                !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!@?QR:4$:4'Q"0Q'5NCPOE
              !!!!!97:;405 <87-2=;1=7+>?41+7@34,-08 <87-2=;1=7+

              2)'.0'\$5$08QR04)8Q,1Q!"#$%&' $'(&)$*+&' $(Q0:"QU"-"+0Q2+"'Q,1Q;'(-4QI"J$QK,++$),+ !!H2V;QS"$5$Q"0Q'5NCcaE
              2('58-$-Q,1Q@$"5)Q!"5'0")Q`+'$0-Q,1QU$11"+"(0QM+"%$(3QR,+3:47Q['+$"0$"-Q$(Q2+$)QI$558Q2+"'- !!!!!!!!
                !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!<6V;Q]:$),(3Q"0Q'5NCcCE
              2('58-$-Q,1Q2(0$Y1+""T$(3QS"'-4+"-Q'()QK+,--Y-"/0$,(QU"-$3(QL.0$7$T'0$,(Q1,+Q0:"QU+'$('3"QK:'(("5Q!"/,(-0+4/0$,(Q
              <+,d"/0Q$(Q0:"QK,5)QS$($(3Q2+"'Q,1Qe$(30$"QS,4(0'$( !!!!!!!!!!!!!!!!!RI6VQI4d4(NCa_E
              !!!!!$-;;48+ 405 A=;1-,41-B0>CD:3-B;B8: 405 6-B2D+E-317:
              611"/0-Q,1QU$11"+"(0Q<5'(0$(3QU"(-$08Q,(Q0:"Q@$"5)Q'()Q<5'(0Q`+'$0-Q,1Q,-*&. &'-+/+-''-.&. $(Q>++$3'0$,(Q2+"'-Q'5,(3Q
              0:"Q@"55,%Q!$#"+ !!!!!!!!!!!!!!!!!!!!!!!!!!!!!]I6V;QK'$J$'Q"0Q'5NCaOE
              611"/0-Q ,1Q <6;YX^^^Q R$745'0")Q U+,43:0Q R0+"--Q ,(Q <:8-$,5,3$/'5Q K:'+'/0"+$-0$/-Q ,1Q 0&1)2&%&. '.3+4-- #'+fQ
              5/%6-78)-&. R"")5$(3- !!!!!!!!!!!!!!!!!!!!!!!!!!!]I2V;Q=$d4(Q"0Q'5NC_aE
              2('58-$-Q,(QV40+$0$,('5QG4'5$08Q,1Q`:+""QW$()-Q,1Q<5'0"'4QR477"+QK'45$15,%"+Q["3"0'\5"- !!!!!!!!!!
                !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!;?LQe$'(34,Q"0Q'5NC_CE
              !!!!!'B-; 405 F+71-;-G+7>C;401 C7B1+21-B0

              ;+')"Q6#'54'0$,(Q,1QK450$#'0")Q='()QG4'5$08Q$(Qb$1"(3QU$-0+$/0gQG$(38'(3 !!!!!]I2V;Q<"(3J$'(3Q"0Q'5NCDcE
              R04)8Q,(Q0:"Q<'+'-$0$-7Q,1Q9%-:;8<%=..= 8'+%-*-=$ ,(Q!$/"QS,0:Q633-Q%$0:QU$11"+"(0QU$-0+$\40$,(Q<'00"+(- !!!
                !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!H2V;QI4$J$'(Q"0Q'5NCDOE
              611"/0-Q ,1Q U$11"+"(0Q F,+7-Q '()Q !'0$,-Q ,1Q V$0+,3"(Q F"+0$5$T"+Q ,(Q 0:"Q ;+,%0:Q '()Q U"#"5,.7"(0Q ,1Q H'0"+7"5,(Q '()Q
              V$0+,3"(QF"+0$5$T"+Q?0$5$T'0$,(Q611$/$"(/8 !!!!!!!!!!!!!!!!!!!`2V;QK:',('(Q"0Q'5NCX_E
              !!!!!C7421-24; $+2D0B;B8: 405 H0IB7E41-B0
              `"/:($/'5Q !"345'0$,(Q 1,+Q 6#'54'0$(3Q U+,43:0Q '()Q R0+"--Q !"-$-0'(/"Q ,1Q H$(0"+Q H:"'0Q ['+$"0$"-Q '0Q F$55$(3Q R0'3"Q $(Q
              !'$(Y1")Q23+$/4504+'5Q2+"'- !!!!!!!!!!!!!!!!!!!!!!!!!!=>Qe$(3%"(Q"0Q'5NCBPE
              K450$#'0$,(Q`"/:(,5,38QS,)"Q,1Q>&%-:&)=%-= =&%-:&)= I'(3$(3QM'3Q$(QR0""5Y1+'7"Q;+""(:,4-"Q$(QG$(5$(3QS,4(0'$(-

                !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!H2V;Qb$',%"$Q"0Q'5NCBDE
              `"/:($/'5Q !"345'0$,(Q 1,+Q 611$/$"(0Q K450$#'0$,(Q ,1Q h!')$-:Y`,7'0,YK4/47\"+i9 $(9 <5'-0$/9 ;+""(:,4-"-9 %$0:9 `:+""9
              K+,.-9<"+9@"'+  !!!!!!!!!!!!!!!!!!!!!!!!!!!!!]I2V;9b45$(9"09'5NCBOE
   1   2   3   4   5   6   7   8   9   10   11