The soil nitrogen index and its calibration with crop performance to improve fertilizer efficiency on arable soils /

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Autor Principal: Robinson, J. B. D.
Formato: Libro
Idioma:English
Publicado: Farnham Royal, Eng : Commonwealth Agricultural Bureaux, 1975.
Series:Special publication - Commonwealth Bureau of Soils ; nº 1
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020 |a 0851983405 
082 0 4 |a 631.84 
100 1 |a Robinson, J. B. D. 
245 1 4 |a The soil nitrogen index and its calibration with crop performance to improve fertilizer efficiency on arable soils /  |c J. B. D. Robinson. 
260 |a Farnham Royal, Eng :  |b Commonwealth Agricultural Bureaux,  |c 1975. 
300 |a 53 p. :  |b il. ;  |c 25 cm. 
490 1 |a Special publication - Commonwealth Bureau of Soils ;  |v nº 1 
504 |a Bibliografía: p. 47-53. 
810 2 |a Commonwealth Bureau of Soils  |t Special publication - Commonwealth Bureau of Soils  |v nº 1 
859 |a AR-BbBCA  |b BIB. AGRONOMIA  |h 631.84  |i R662  |p 1982/0068