Agriculture Reference
In-Depth Information
Table 8.3 Vegetables grown during the dry and rainy seasons, 2005
Species
Dry season
frequency (%)
Rainy season
frequency (%)
Amaranth (Amaranthus hybridus)
93
71
Sorrel
82
74
Hypomea sp.
78
80
Pointe noire
68
12
Lettuce
10
3
Celery
11
8
Murelle
30
8
Okra (Abelmoschus esculentus)
18
10
Spinach
38
17
Eggplant (Solanum melonzena)
15
2
Tomatoes (Lycopersium esculentum)
10
3
Cassava (Manihot esculentum)
28
26
Other crops that were only occasionally planted (less than 10 per cent in either season) include
carrots, sweet potatoes, cabbage, peppers, chives and onions.
Table 8.4 Water quality parameters during the rainy (dry) season, 2005
Sampling site
pH
T
(
8
C)
EC
(S/m)
TDS
(ppm)
SS
(mg/l)
Turb.
(mg/l)
TA
(mg/l)
COD
(mg/l)
ENDA
6.5
(7.3)
26.2
(24.6)
13
(9)
6
(4)
77
(38)
79
(43)
57
(55)
352
(401)
ENDM
6.7
(7.1)
26.9
(25.6)
11
(11)
6
(5)
66
(38)
73
(41)
65
(56)
320
(444)
EPP
4.38
(4.8)
28.2
(27.9)
84
(32)
41
(16)
41
(31)
26
(24)
66
(58)
303
(411)
EET
5.3
(5.7)
29.4
(28.6)
43
(31)
21
(15)
47
(26)
29
(13)
55
(54)
294
(432)
EMA
6.8
(7.2)
29.1
(27.0)
46
(40)
26
(20)
43
(37)
26
(34)
47
(56)
369
(430)
EPA
6.39
(6.2)
28.8
(27.5)
39
(32)
18
(16)
35
(29)
16
(17)
29
(32)
358
(388)
EPNA
6.4
(6.6)
27.8
(25.1)
43
(33)
22
(16)
39
(42)
26
(25)
61
(55)
396
(352)
ERO
6.5
(7.3)
28.6
(26.3)
12
(16)
8
(8)
33
(31)
12
(14)
36
(37)
296
(330)
EJE
5.4
28.1
40
13
43
43
51
434
ED
5.0
(5.6)
26.5
(26.1)
47
(25)
41
(15)
31
(35)
10
(12)
50
(45)
363
(337)
FAO standards
6.5-8.4
NA
<70,000 <450
NA
NA
NA
NA
COD, chemical oxygen demand; EC, electrical conductivity; SS, suspended solids; T,
temperature; TA, total alkalis; TDS, total dissolved solids; Turb., turbidity; NA, not available.
