Keerthisena, R.S.K.Yapa, P.A.J.Mapa. R.B.2023-05-302023-05-302004-2005Tropical Agriculturist, 155:p.17-28https://dl-doa.nsf.gov.lk/handle/1/8621Light interception and conversion in alley cropping in the dry zone of Sri LankaArticle