This is the ninth lecture of the course 'Irrigation based Agro-ecosystems' conducted at the Faculty of Social Sciences and Humanities of the Rajarata University of Sri Lanka

1. WRMG 2212
Theory 20 hrs
Practical 20 hrs
Rajarata University of Sri Lanka
P.B. Dharmasena
0777-613234, 0717-613234
dharmasenapb@ymail.com, dharmasenapb@gmail.com
https://independent.academia.edu/PunchiBandageDharmasena
https://www.researchgate.net/profile/Punchi_Bandage_Dharmasena/contributions
http://www.slideshare.net/DharmasenaPb

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4. J F M A M J J A S O N D

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8. Crops Crops J F M A M J J A S O N D
Sesame Brinjal
Cowpea Long bean
Ground nut Bitter gourd
Maize Cucumber
Thibbatu Radish
Pumpkin Capsicum
Melon Bean Okra
Soybean Luffa
Cropping pattern model 1 SYSTEM
G

9. Cropping pattern model 2
Crops Crops J F M A M J J A S O N D
Chilli Bitter gourd
Onion Okra
Ground nut Bean Rice
Cucumber Bean Rice
Thibbatu Radish
Pumpkin Rice
Melon Been Maize
Long bean Bean Rice
SYSTEM
G

10. Cropping pattern model 3
Crops Crops J F M A M J J A S O N D
Thibbatu Sweet potato
Long bean Okra
Pumpkin Beans Rice
Luffa Rice
Ground nut Bitter gourd
Cucumber Rice
Bean Melon Maize
Maize Beans Sweet
potato
SYSTEM
G

11. Cropping pattern model 4
Crops Crops J F M A M J J A S O N D
Long bean Luffa
Maize Brinjal
Ground nut Bitter gourd
Thibbatu Cucumber
Sesame Radish/knoll
khol
Pumpkin Capsicum
Mungbean Okra
Soybean Pigeonpea
SYSTEM
G

12. Cropping pattern model 5
Crops Crops J F M A M J J A S O N D
Sweet potato Bitter gourd
Brinjal Okra
Ground nut Beans Rice
Cucumber Beans Rice
Thibbatu Rice
Rice Rice
Melon/cant
aloupe
Bean Maize
Long bean Beans Rice
SYSTEM
G

13. Cropping pattern 6
Crops Crops J F M A M J J A S O N D
Sweet potato Rice
Brinjal Rice
Ground nut Beans Rice
Cucumber Beans Rice
Thibbatu Rice
Rice Rice
Soybean Bean Rice
Long bean Beans Rice
SYSTEM
G

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