Control biológico del lirio acuático en México: primera experiencia exitosa con neoquetinos en distritos de riego Volumen I - page 61

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Métodos y resultados
Cuadro 18. Registros del lirio acuático e insectos. Dique Mariquita.
Fecha
Día
Neoquetinos
Lirio
Insectosliberados
Densidad de insectos
(cantidad/planta)
Hojas/planta
Peciolo3a
hoja
Hoja (cm
Marcas en
hojas
Densidad de
plantas
Peso de plantas
(cantidad) Adultos Larvas Pupas (cantidad)
(cm)
Ancho Largo
(cantidad)
(plantas/m
2)
(kg/m
2)
17-may-95 1
1,726
0.00 0.00 0.00
44.00
30.00
08-may-96 357
1,000
0.00 0.00
0.00
69.00
30.00
09-dic-96 572
1.00 1.00 0.00
6.40
31.90
10.83
10.83
28.00
38.13
15.63
17-feb-97 642
0.70 1.77 0.07
7.17
28.92
9.66
8.87
30.63
52.00
30.00
19-mar-97 672
0.40 0.73 0.13
7.20
23.32
8.74
7.58
41.73
69.67
19.57
12-jun-97 757
2.00 2.10 1.25
5.90
33.75
9.60
10.03
62.80
54.50
34.06
11-sep-97 848
1.90 0.10 0.00
5.90
36.52
8.13
10.22
228.80
63.00
28.98
12-dic-97 940
0.47 1.83 0.87
5.50
36.13
9.34
11.60
54.97
37.67
0.00
15-ene-98 974
0.87 1.73 0.20
6.63
29.27
10.74
10.62
33.77
47.67
25.18
07-feb-98 997
1.00 2.05 0.70
5.75
29.20
10.43
9.38
32.20
54.00
24.21
18-mar-98 1,036
0.70 1.20 0.05
6.95
17.90
7.79
6.50
42.50
89.50
30.07
15-abr-98 1,064
2.85 1.45 0.45
7.25
31.40
8.46
8.56
64.80
73.00
45.56
13-may-98 1,092
3.03 1.40 0.63
7.33
31.63
8.66
9.08
157.87
51.33
28.55
05-jun-98 1,115
5.67 1.50 0.00
7.00
34.00
8.87
9.87
112.13
40.67
27.62
24-jun-98 1,134
11.23 0.77 0.33
4.90
31.63
9.40
10.53
138.90
44.00
29.91
01-ago-98 1,172
3.70 0.67 0.27
6.37
44.03
9.43
11.27
224.93
47.67
36.21
14-ago-98 1,185
2.25 0.95 0.05
6.15
48.80
9.45
11.50
239.95
54.00
34.32
07-oct-98 1,239
1.30 0.67 0.00
4.37
38.23
8.67
10.43
119.90
47.00
24.85
22-oct-98 1,254
0.97 1.83 0.00
6.07
52.47
10.90
12.97
96.67
35.67
22.98
11-nov-98 1,274
1.90 0.55 0.00
6.45
48.65
11.85
13.50
116.70
43.00
24.14
05-dic-98 1,298
1.80 0.95 0.00
6.20
56.60
11.50
14.25
80.50
39.00
30.19
21-dic-98 1,314
1.40 0.75 0.10
5.85
43.80
10.75
11.80
72.75
41.00
27.77
01-ene-99 1,325
1.47 0.53 0.00
6.50
35.10
12.02
12.72
74.10
35.67
27.92
02-feb-99 1,357
0.77 1.37 0.00
5.73
30.97
11.12
10.57
45.30
50.33
23.07
03-mar-99 1,386
0.47 0.87 0.00
6.03
15.13
8.93
7.10
28.00
38.33
13.70
19-mar-99 1,402
0.60 1.10 0.10
6.20
19.90
9.80
7.23
20.10
42.00
13.44
06-abr-99 1,420
0.70 0.87 0.63
6.93
25.91
8.90
8.06
45.10
57.33
29.81
23-abr-99 1,437
0.97 0.53 0.07
7.17
18.27
7.60
6.83
41.90
66.33
20.60