Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Dennis Rolston"'
Publikováno v:
California Agriculture, Vol 50, Iss 2, Pp 32-36 (1996)
Nitrate contamination of groundwater is becoming a widespread problem in California. To evaluate the utility of stable nitrogen isotopes for identifying sources of nitrate contamination, nitrogen isotope ratios (?15N) were measured on nitrate extract
Externí odkaz:
https://doaj.org/article/698be990667d4bc089f32a5978dc2da6
Publikováno v:
California Agriculture, Vol 46, Iss 6, Pp 26-27 (1992)
Poor water penetration constitutes a major production constraint for more than 400, 000 acres of agricultural land in California. The associated economic losses are particularly appreciable in the production of fruit and nut crops. In response to a
Externí odkaz:
https://doaj.org/article/af841b2410ed451eaac1003947a1d82d
Autor:
Dennis Rolston
Publikováno v:
Managing for Healthy Ecosystems
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f1c4a907f373292c22e412a225086b88
https://doi.org/10.1201/9781420032130.sec5d
https://doi.org/10.1201/9781420032130.sec5d
Autor:
Martin Burger, Louise Jackson, Erica Lundquist, Dianne Louie, Robin Miller, Dennis Rolston, Kate Scow
Publikováno v:
Biology & Fertility of Soils; Nov2005, Vol. 42 Issue 2, p109-118, 10p