Results 51 to 60 of about 72,795 (220)

Effects of Irrigation and Nitrogen Levels on the Yields of Guinea Grass, Para Grass, and Guinea Grass-Kudzu and Para Grass-Kudzu Mixtures in Lajas Valley

open access: yesThe Journal of Agriculture of the University of Puerto Rico, 1965
A field experiment was conducted at Lajas Substation in order to study the effects of three irrigation and three nitrogen levels on dry-matter yields of Para grass, Guinea grass, and the mixtures of these grasses with tropical kudzu. Some plots were frequently irrigated when the average soil-moisture suction in the active root-zone reached 0.7 atm. and
openaire   +2 more sources

Differential vegetative and reproductive performances among fifteen guinea grass hybrids [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2002
The main scope of this work was to detect (Panicum maximum Jacq.) genotype differences as to morphoagronomic and seed quality indices, and to establish character correlations useful for determining vegetative and reproductive trends. Besides the flowering cycle, eight phenological and two seed quality traits were scored in a greenhouse randomized ...
Usberti-Filho, José Alfredo   +2 more
openaire   +4 more sources

Ontological polyglossia: the art of communicating in opacity* Polyglossie ontologique : l'art de communiquer dans l'opacité

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
What do communicating with a baby, with an animal, and with an ancestor have in common? In all three cases, people engage in opaque communication that is far from the standard psycholinguistic model of transparent interaction based on shared intentionality.
Charles Stépanoff
wiley   +1 more source

High green fodder yielding new grass varieties [PDF]

open access: yesElectronic Journal of Plant Breeding, 2014
Two high biomass yielding forage grass varieties one each in Cumbu Napier hybrid and Guinea grass have been evolved at the Department of Forage Crops, Centre for Plant Breeding and Genetics, Tamil Nadu Agricultural University, Coimbatore and identified ...
C. Babu, K. Iyanar and A. Kalamani
doaj  

Biodiversity in a forest island: reptiles and amphibians of the West African Togo Hills [PDF]

open access: yes, 2006
Our recent surveys of the herpetological diversity of the West African Togo Hills documented a total of 65 reptile and amphibian species, making Kyabobo National Park one of the most diverse sites surveyed in Ghana.
Diaz, Raul E.   +5 more
core  

Mammal Responses to Habitat Degradation Induced by Cashew Expansion in West Africa

open access: yesAnimal Conservation, EarlyView.
Relationships between (a) estimated mammal species richness, (b) overall mammal species photographic rate, (c) carnivore photographic rate, (d) insectivore photographic rate, (e) omnivore photographic rate and (f) herbivore photographic rate and the local habitat characteristics as denoted by the scores of the first component of the Principal Component
Daniel Na Mone   +6 more
wiley   +1 more source

Rubisco small subunits of C4 plants, Napier grass and guinea grass confer C4-like catalytic properties on Rubisco in rice

open access: yesPlant Production Science, 2019
Overexpression of Rubisco small subunit (RbcS) of C4 plant, sorghum (sorghum bicolor) was shown to enhance the catalytic turnover rate (kcat) of Rubisco in rice (Oryza sativa).
Hiroshi Fukayama   +6 more
doaj   +1 more source

‘Missing persons’: Ancient legacies of human–environment interaction in tropical natural properties inscribed under the 1972 World Heritage Convention

open access: yesArchaeometry, EarlyView.
Abstract Cultural and natural values form the core of World Heritage designation. Properties displaying both values, however, comprise a fraction of inscriptions (currently c. 3%) to the World Heritage List. In 1992, when that fraction stood at c. 5%, adoption of the popular ‘cultural landscapes’ category of cultural heritage in 1992 was therefore ...
Ryan J. Rabett
wiley   +1 more source

The dilemma of Guinea grass (Megathyrsus maximus): a valued pasture grass and a highly invasive species

open access: yesBiological Invasions, 2021
On a global scale, invasive grasses threaten biodiversity and ecosystem function. Nevertheless, the importation of forage grasses is a significant economic force driven by globalization. Pastureland and rangeland are of critical economic and ecological importance, but novel grass species may lead to invasion.
Rhodes, Aaron C.   +9 more
openaire   +3 more sources

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