Table 5.

Crop pests and weeds resulting from climate variations, expressed as: number of respondents (percentage of respondents)

Climate impactsWeed/pest speciesKisangani–Yangambi axis
(n = 65)
Yangambi–Ngazi axis
(n = 45)
Yangambi center
(n = 140)
All Yangambi landscape
(n = 250)
p-value
New weed speciesCroton hirtus42 (64.6)26 (57.8)63 (45.0)131 (52.4)0.024
 Pteridium aquilinum 2 (4.4)13 (9.3)15 (6)0.017
 Mitracarpus villosus 17 (37.8)36 (25.7)53 (21.2)<0.001
 Bulbostylis hispidula9 (13.8)2 (4.4) 11 (4.4)<0.001
 Chromolaena odorata23 (35.4) 3 (2.1)26 (10.4)<0.001
 Oldenlandia corymbosa  42 (30.0)42 (16.8)<0.001
 Others8 (12.3)7 (15.6)11 (7.9)26 (10.4)0.249
New crop pestsZonocerus variegatus38 (58.5)13 (28.9)31 (22.1)82 (32.8)<0.001
 Spodoptera frugiperda9 (13.8)2 (4.4)4 (2.9)15 (6)0.011
 Aphis craccivora2 (3.1)1 (2.2)22 (15.7)25 (10)0.002
 Others5 (7.7) 2 (1.4)7 (2.8)0.028

Notes:

Legend: X(Y): X = frequency; Y = percentage

or Create an Account

Close Modal
Close Modal