scholarly journals Divergence of Drosophila species: Longevity and reproduction under different nutrient balances

2020 ◽  
Author(s):  
Masayoshi Watada ◽  
Yusaku Hayashi ◽  
Kaori Watanabe ◽  
Shoko Mizutani ◽  
Ayumi Mure ◽  
...  
2003 ◽  
Vol 34 (5) ◽  
pp. 531-542 ◽  
Author(s):  
Arvo lital ◽  
Enn Loigu ◽  
Nils Vagstad

The paper deals with nutrient runoff monitoring results and calculated nutrient budgets on catchment level in small agricultural watersheds in Estonia. A special programme for monitoring of nutrient losses was initiated and a network of monitoring stations, equipped with data-loggers and suitable devices for continuous flow measurement and flow-proportional automatic water sampling were established in Estonia in the mid-1990s. The research methodology is harmonized with the Nordic countries as well as with the other Baltic countries. The results indicate that nutrients losses are relatively low (generally below 11 kg N/ha and 0.9 kg P/ha). It can be partly explained by drastic changes in the Estonian agricultural practice in the 1990s but also by differences in runoff regime. Nutrient balances were calculated for two catchments, based on the data collected from the farms, some special studies and water quality monitoring results in two watersheds in 1995 (1999) - 2001. The nutrient balances for the catchments turned positive after being negative both for nitrogen and phosphorus in the mid-1990s.


1973 ◽  
Vol 107 (958) ◽  
pp. 766-774 ◽  
Author(s):  
K. Y. Kaneshiro ◽  
H. L. Carson ◽  
F. E. Clayton ◽  
W. B. Heed

2021 ◽  
Author(s):  
Santiago Bouzas ◽  
María F. Barbarich ◽  
Eduardo M. Soto ◽  
Julián Padró ◽  
Valeria P. Carreira ◽  
...  

Author(s):  
Julián Mensch ◽  
Lucas Kreiman ◽  
Pablo E. Schilman ◽  
Esteban Hasson ◽  
David Renault ◽  
...  
Keyword(s):  

2021 ◽  
Vol 4 (1) ◽  
pp. 20
Author(s):  
Mujeeb Shittu ◽  
Tessa Steenwinkel ◽  
William Dion ◽  
Nathan Ostlund ◽  
Komal Raja ◽  
...  

RNA in situ hybridization (ISH) is used to visualize spatio-temporal gene expression patterns with broad applications in biology and biomedicine. Here we provide a protocol for mRNA ISH in developing pupal wings and abdomens for model and non-model Drosophila species. We describe best practices in pupal staging, tissue preparation, probe design and synthesis, imaging of gene expression patterns, and image-editing techniques. This protocol has been successfully used to investigate the roles of genes underlying the evolution of novel color patterns in non-model Drosophila species.


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