漂浮育苗过程中如何让烟苗不生病(下)

 1  2  2 S/ /2016 M /12 /20 / 006  c ‡ j œ V  ž ‚ 3h /  2 8  gs     4349 Vl 1[ A
 A Vrž 90bVl E3v E3 [ A
 A  80P
 v  
l    
15 7v hY„† ABHW
[ 
l  HY„† AbVv E3 -
 A  70
’v v H5 7v hY„† A
[Rb l ‚
v A  70P
  hu 7„ ”   
Y„† Ab a a’o p
9  F œ 3 opBo s 
p i
ƒ„vBM1s vbyN’ 3ržBS H
A | n Ÿœ 3
9   F I Fh
 P   a‹vB 31 pb B g g œ VB[A1n
YVg
 V[ 3
\  B
9FY
\“ 3
4 F I
] H9 V[r]*bg‹g  5 ‡
   H 7 SbžHq/
 Qg €v v 1/3 1/2
B 5j7BQ
Sž\l ev
g
g 
gv lb Qg| /† K“
[ Y„i;b 8gQ ”‹ j  ]„M Ÿ
Bf ƒ/g 3j4Q Vbig1 3  3j4 [ gb g H V  
[ g  g†
 [gR d  10 H/ 4 HW›bh h].l
 v g -
wa m„ ‹h
g H b  —‡b  g [““Mžr ›
 3s v
r
‚  lr ›sb T g H
g €  [““
 V[]ƒt“V3
\r“9Y
4“ „ F I
  “„r ›† HW
 ž “bgQg H›rT z
 *‚ “ ls
 ž‚ r9Yb Qg H j“ 3 f ƒ›Qgb e M - 10 7 Svh  AB P
M - 3j4
| ††b
 e s A 
 e [ C  K
ž  ž V
  K
1 H€ sb€ V P  
9 V[ † B A š
 “
r]€ ‚ H/ V K f ƒ
4  e  †Ÿ
9 V[h € Q ”
 8 b      “ YV9Fv Y„a9F;  Ÿ4  †svB a‹ŸbM - 15 7 S
v v  b 2 g[ v
  1  1 [ 
[  Y„
] H† bM - 10  7 S
|v  †† 7
4  F I b 1i
  HWže †
] s] ]
Av zb a/0
z] 1›o]
8†]p ZŒ
F 5h]5  2  2 B C
ha šha‘†h H 58J Ÿ 2 Š V AŸx4 500 A 72.2 Ÿ 4 800 50 2x4 500A› ]b  Qg -]’ 1500Aa 20 —‚cY  800A 2* 500A› ]hhbM - 1B10 1Q
[]hM HYV. ™b †›