+++статьи со Springerlink

[ladybird]

Здравствуйте, пожалуйста помогите найти статьи
1). Ute Skiba and M. Wainwright
Urea hydrolysis and transformations in coastal dune sands and soil
Plant and Soil
1984, Volume 82, Number 1, p. 117-123

DOI:

http://dx.doi.org/10.1007/BF02220775

2). Balwinder Singh and M. S. Bajwa
Studies on urea hydrolysis in salt affected soils
Nutrient Cycling in Agroecosystems
1986, Volume 8, Number 3, p.231-240

DOI:

http://dx.doi.org/10.1007/BF01048624

3). K. N. Wickremasinghe, S. Sivasubramaniam and P. Nalliah
Urea hydrolysis in some tea soils
Plant and Soil
1981, Volume 62, Number 3, p. 473-477

DOI:

http://dx.doi.org/10.1007/BF02374145

4). AB Eriksen and M Kjeldby
A comparative study of urea hydrolysis rate and ammonia volatilization from urea and urea calcium nitrate
Nutrient Cycling in Agroecosystems
1987, Volume 11, Number 1, p. 9-14

DOI:

http://dx.doi.org/10.1007/BF01049561

[SergSam]

[ladybird]

SergSam, спасибо огромнейшее))))))))))