Directory UMM :Data Elmu:jurnal:E:European Journal of Agronomy:Vol13.Issue2-3 July2000:
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Recent marine sediments from two cores, collected on the continental slope of the Nansha Sea, China, have been analyzed for organic matter content, n -alkane and
dierences in the relative proportion of taxa determined from the macrofossil record correlating with climatic change (Barber et al. , 1994); (ii) humi®cation of the plant
The objective of our investigation was to quan- tify the labelled N released from intact wheat roots into the soil as well as other losses mainly into the atmosphere at distinct
Sunflower yields were similar at Foggia for both climate change scenarios, despite pro- nounced differences in precipitation predictions with the two GCMs during spring and
The aim of the present paper was (a) to evalu- ate the effect of various crop sequences and fertil- isation treatments on maize and wheat yields in comparison with maize and
Although the yields of grass and maize were on average lower than those on current farms, average farm yield is almost equal, because of a higher proportion of fodder beets and maize
Optimal allocation patterns of farm land to crop activities as calculated by the Dairy Farming Model, under different priorities: minimum N-surplus, minimum P-surplus, minimum
On the other hand, for those who wish to work with others to support their action and their learning, the book provides a very nice account of a particular experience in the
