Chemical composition of herbaceous grass and legume species grown for maximum biomass production

Biomass ◽  
1988 ◽  
Vol 17 (4) ◽  
pp. 215-238 ◽  
Author(s):  
J.H. Cherney ◽  
K.D. Johnson ◽  
J.J. Volenec ◽  
K.S. Anliker
1978 ◽  
Vol 70 (6) ◽  
pp. 899-902 ◽  
Author(s):  
R. Kent Crookston ◽  
Carl A. Fox ◽  
David S. Hill ◽  
Dale N. Moss

eLife ◽  
2017 ◽  
Vol 6 ◽  
Author(s):  
Thibaud Taillefumier ◽  
Anna Posfai ◽  
Yigal Meir ◽  
Ned S Wingreen

Metagenomics has revealed hundreds of species in almost all microbiota. In a few well-studied cases, microbial communities have been observed to coordinate their metabolic fluxes. In principle, microbes can divide tasks to reap the benefits of specialization, as in human economies. However, the benefits and stability of an economy of microbial specialists are far from obvious. Here, we physically model the population dynamics of microbes that compete for steadily supplied resources. Importantly, we explicitly model the metabolic fluxes yielding cellular biomass production under the constraint of a limited enzyme budget. We find that population dynamics generally leads to the coexistence of different metabolic types. We establish that these microbial consortia act as cartels, whereby population dynamics pins down resource concentrations at values for which no other strategy can invade. Finally, we propose that at steady supply, cartels of competing strategies automatically yield maximum biomass, thereby achieving a collective optimum.


2020 ◽  
Vol 12 (10) ◽  
pp. 77
Author(s):  
Vânia Tomazelli de Lima ◽  
Maria do Carmo Vieira ◽  
Anelise Samara Nazari Formagio ◽  
Néstor Antonio Heredia Zárate ◽  
Claudia Andrea Lima Cardoso ◽  
...  

The effects of soil incorporation of five rates of semi-decomposed chicken manure (0, 5, 10, 15 and 20 t ha-1), with and without the addition of phosphorus (200 kg P2O5 ha-1) on biomass production and chemical composition of the essential oil from leaves of African blue basil were evaluated. The experimental design was a randomized complete block design in a 5 × 2 factorial scheme, with four replicates. The first cut of plants was performed at 70 days after transplanting (DAT) and the second at 140 DAT. The addition of 20 t ha-1 of chicken manure to the soil induced increase in plants height, fresh and dry mass production and yield of essential oil. The use of chicken manure induced an increase in camphor content and decreased content of 1,8 cineole. After regrowth, biomass production of African blue basil was higher when compared to the first cut.


2009 ◽  
Vol 64 (3) ◽  
pp. 255-265 ◽  
Author(s):  
T. T. Tiemann ◽  
L. H. Franco ◽  
M. Peters ◽  
E. Frossard ◽  
M. Kreuzer ◽  
...  

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