Nitrogen fixation by legumes in the tropics
Bouldin, David.
Nitrogen fixation by legumes in the tropics - Ithaca : New York State College of Agriculture and Life Sciences, 1979 - 40 p. ; gráfs. - Cornell International Agriculture, mimeograph ; 75 . - Cornell International Agriculture, mimeograph ; 75 .
21679
Leguminosas--Trópicos.
Nitrógeno--Efecto en plantas.
Nitrógeno--Fijación.
Nitrogen fixation by legumes in the tropics - Ithaca : New York State College of Agriculture and Life Sciences, 1979 - 40 p. ; gráfs. - Cornell International Agriculture, mimeograph ; 75 . - Cornell International Agriculture, mimeograph ; 75 .
21679
Leguminosas--Trópicos.
Nitrógeno--Efecto en plantas.
Nitrógeno--Fijación.
