An evaluation of the nitrogen production potential of hairy vetch (Vicia villosa R.) and Crimson clover (Trifolium incarnatum L.) in mulch-planted corn
Trinidad Santos, Antonio.
An evaluation of the nitrogen production potential of hairy vetch (Vicia villosa R.) and Crimson clover (Trifolium incarnatum L.) in mulch-planted corn - Raleigh, N.C. : The author, 1978 - 291 h. : gráfs.
Tesis (Doctor of Philosophy) -- North Caroline State uUniversity at Raleigh
51920
Abonos verdes.
Abonos--Efecto en maiz.
Rotación de cultivos.
Trifolium incarnatum.
Vicia villosa.
An evaluation of the nitrogen production potential of hairy vetch (Vicia villosa R.) and Crimson clover (Trifolium incarnatum L.) in mulch-planted corn - Raleigh, N.C. : The author, 1978 - 291 h. : gráfs.
Tesis (Doctor of Philosophy) -- North Caroline State uUniversity at Raleigh
51920
Abonos verdes.
Abonos--Efecto en maiz.
Rotación de cultivos.
Trifolium incarnatum.
Vicia villosa.