Assessment of nitrogen application limits in agro-livestock farming areas using quantile regression between nitrogen loadings and groundwater nitrate levels

2019 ◽  
Vol 286 ◽  
pp. 106660 ◽  
Author(s):  
Ho-Rim Kim ◽  
Soonyoung Yu ◽  
Junseop Oh ◽  
Kyoung-Ho Kim ◽  
Yun-Yeong Oh ◽  
...  
Author(s):  
H. Lilienthal ◽  
A. Brauer ◽  
K. Betteridge ◽  
E. Schnug

Conversion of native vegetation into farmed grassland in the Lake Taupo catchment commenced in the late 1950s. The lake's iconic value is being threatened by the slow decline in lake water quality that has become apparent since the 1970s. Keywords: satellite remote sensing, nitrate leaching, land use change, livestock farming, land management


Author(s):  
G.W. Sheath

This paper is not a formal review of hill farming literature. Rather, it is my view on the critical challenges and changes that we need to deal with if mixed livestock farming on hill lands is to be successful over the next 20 years. It is my hope that industry leaders, policy makers and agribusiness managers will give consideration to these views. Some people say that it is not smart to look into the rear-vision mirror, but I do not agree. Having a better understanding of the consequences of past events can help guide future decisions and changes.


2008 ◽  
Vol 63 (4) ◽  
Author(s):  
Jan Buczek ◽  
Barbara Kryńska ◽  
Renata Tobiasz-Salach

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