Spatial and temporal analysis of maize (Zea mays) crop yields in Benin from 1987 to 2007

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Spatial and temporal analysis of maize (Zea mays) crop yields in Benin from 1987 to 2007

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作者：Arcadius Y.J. Akossou^a ; ^{sakos90@hotmail.com" class="auth_mail" title="E-mail the corresponding author} ; Eloi Y. Attakpa^b ; ^{attakpayae@yahoo.fr" class="auth_mail" title="E-mail the corresponding author} ; Noë ; l H. Fonton^c ; ^{hnfonton@gmail.com" class="auth_mail" title="E-mail the corresponding author} ; Brice Sinsin^d ; ^{brice.sinsin@uac.bj" class="auth_mail" title="E-mail the corresponding author} ; Roel H. Bosma^e ; ^{roel.bosma@wur.nl" class="auth_mail" title="E-mail the corresponding author}
关键词：Maize ; Yield ; Model ; Benin
刊名：Agricultural and Forest Meteorology
出版年：2016
出版时间：15 April 2016
年：2016
卷：220
期：Complete
页码：177-189
全文大小：1885 K

文摘

class="label">•: Maize yields in Benin's 77 districts were relatively low and highly variable.
class="label">•: Annual yield increase over 20 years fitted an exponential smoothing model.
class="label">•: The trend explained 1–78% of yield variability within the agro-ecological zones.
class="label">•: Rain during full vegetative growth explained 15–77% of this variability.
class="label">•: Soil, technology and farmer's capabilities explained more variability in drier zones.

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