( 4817 GALLI , F. Cultural characters of nodule bacteria of some tropical legumes . Anais da Escola de Agricultura ... ( 4831 HABISH , H. A. Effect of certain soil conditions on nodulation of Acacia spp . Plant and Soil 33 ( 1 ) : 1-6 ...

Work in Panama continues to indicate that Acacia mangium is an Mn accumulator and the value of this species as a source of P may be to some degree offset by toxic levels of Mn in soils and crops . Component 2. Development of annual crop ...

( FA 19-4161 ) ( 3107 ROBERTSON , J. K. Acacia spp . as shade trees for coffee . ... W. G. Note on a preliminary study of the effects of an E. African softwood crop on the physical and chemical condition of a tropical soil .

( FA 19-4161 ) ( 3107 ROBERTSON , J. K. Acacia spp . as shade trees for coffee . ... W. G. Note on a preliminary study of the effects of an E. African softwood crop on the physical and chemical condition of a tropical soil .

Soil properties ( 0-10 cm ) under and between Prosopis , Aspidoderma and Larrea under grassland in the Argentine chaco ( from Mazzarino et al . ... Prosopis , Acacia , Pithecellobium ) nodulate anki fix nitrogen ( Döbereiner , 1984 ) .

forming not only the nitrogen it requires for itself by the root nodules but also yielding very considerable quantities of it to the surrounding soil . Experiments with various cover plants cultivated next to three coffee seedlings in ...