Page 89 - 《寒旱农业科学》2024年第9期
P. 89
!
! !! "#$% &' ()*+,-./01234567,-89:;<= ° 729 °
H;I2JXMNYZ[\] %& GHE!!'(')P^ %* GH_ %& %+ GH12>?zAB*Df
_ %& GHI2J`aZbcd *+(,+-e +)(!.-% aZ[bcd +1(1.-e !(*1-l ~zAB*
MNfabcd ,)(,!-e ,,(/*-g (),-*+ DNfaZ[bcd +!(&!-e +,(1+-^ %*
./h% %, GH;I2Ji %0 jk(Z[% Z[ GH
zZ[bc12zAB*DN^ %+e
c] %) O! ! 1(1)F% _ %0e %) GHfabcd %& GH12zAB*D;*<=(Z[m
.(&*-e +0(+,-l MNZ[c] %0e %) GHO!! (),-*+./h^ 12>?7~zAB
1(1)F% fabcd +*(*+-e ,&(**-m iIn,- *DNqrs %,2!%02!%)^ 12zAB
GHo/% %, GHI2JZ[c] %+e %& GH *DN+,/;vw^ G
O ! ! 1(1)F% fabcd ++(,+-e *!(+1-l %, G Hjk(Z[m
HMNZ[c] %+e %*e %& GH O! ! 1(1)F% f xy *7 z{|}^ ,GHzbc12
abcd +)(*0-e +,(.*-e )0(+1-m pR/_% 89 Nm In,*+ 89 Nqrs
()GH12STUVqrs %,2! %02! %*2! %+2! %+2! %*2! %&% t> %+e %* GH_ %& GHfaZ
*
%)2! %&2! %1% t> %, GHu 0)2/!/ W "34 % _ [vwd +,(1.-e !(&&-m (),
*+./h%
%&e %+e %* GHfavwd +&21/.e &21)&e )2))! %0 GHZ[c] %,e %) GHE!!1(1)P% fab
*
W "34 m cd !(!)-e *0(1&-m pR/_% 89 N %0 GH
,/& !"#$%&'()*+,-./01 c% Z[c] %+e %*e %& GHE!!1(1)P% fa
xy *5e *6 z{|}^ %* GH>?7~ bcd +,(/*-e +/(*/-e *.(&1-l %) GH
zAB*DNYZ[c]%1E!!1(1)P^ t> 89 NZ[] %+ GHE!!1(1)Pm
! ! "#$%&'()*+,-./01 !
I2J KLMN QRMN STUV
GH
!"# ! O"$%&' (P !E"$!*(P + EW!*(P
,
)
)
-. ,/&0!./., 1 2)/)&!./34 5 60 332/77!83./2& 5 ,0 69.
-6 ,/7&!./63 : 73/97!3/;9 : ,2 30&/94!6,96/77 : &0 936
-, ,/02!./.3 <: 74/73!6/60 : ,2 7,4/..!&96/77 : 3. ,&7
-& &/64!./6. < 09/9.!&/.7 < &. 4&6/,4!02,/4. < 34 909
-3 ,/0.!./.4 <: 79/.9!6/2. : ,9 ,.0/&7!4../.. : 3. 763
-4 ,/92!./.4 : 96/9,!6/&0 1 ,, 36,/4.!3&3/&7 1 && 260
-2 ,/33!./66 1 2&/3.!,/0& 5 60 76,/4.!064/2& 5 ,0 960
:)()Kq!!1(1) ¡jkZ[^ h)m ¢ ,(1 W "$#^ £¤¥ 0(0 W "$#^ ¦¤§ +(& W "$#^ ¨©ª¤« *(/
,
W "$#^ ¬¤¥ )(* W "$#^ 1 +() W "$#^ ®¯s *(& W "4 m
6,. 66. 22
= > ?
23
664
E"$#F # < < <: O"$#F 6.. < <: 2, <
2.
>?@ABC*D" 66. : : <: : ~zABC*D" 7. 15 15 <:1 :15 5 4#"$#F 47 : :1 : 15
#
0.
6.4
42
O 43
6..
89"
4,
9.
4.
74
0. 2. 37 5 5
32
74 4. 33
3,
7. 3. 3.
-. -6 -, -& -3 -4 -2 -. -6 -, -& -3 -4 -2 -. -6 -, -& -3 -4 -2
GH GH GH
2 ! "#$%&'()*+,34/01