Kang, B.T.
Soil management and crop production in alley farming / B. T. Kang . - Ibadan : International Institute of Tropical Agriculture, 1991 . - 26 p. : couv ill. ; 30 cm. - IITA Research Guide 29 .
Bibliogr.
631.4
Soil management and crop production in alley farming / B. T. Kang . - Ibadan : International Institute of Tropical Agriculture, 1991 . - 26 p. : couv ill. ; 30 cm. - IITA Research Guide 29 .
Bibliogr.
631.4