Results 51 to 60 of about 134,054 (334)

Inheritance of Early Maturity in Some Cowpea (Vigna unguiculata (L.) Walp.) Genotypes under Rain Fed Conditions in Northern Ghana

open access: yesAdvances in Agriculture, 2018
A field experiment was conducted at Savanna Agricultural Research Institute in 2015 cropping season to examine the inheritance of early maturity among an extra-early maturing landrace Sanzi and a medium maturing variety Padi-Tuya and their progenies. The
Emmanuel Yaw Owusu   +5 more
doaj   +1 more source

Vascular Flora of Hooper Branch Savanna Nature Preserve, Iroquois County, Illinois [PDF]

open access: yes, 2002
INHS Technical Report prepared for Illinois Department of Natural Resources, Division of Natural ...
Busemeyer, Daniel T.   +7 more
core  

Tree-Grass interactions dynamics and Pulse Fires: mathematical and numerical studies

open access: yes, 2015
Savannas are dynamical systems where grasses and trees can either dominate or coexist. Fires are known to be central in the functioning of the savanna biome though their characteristics are expected to vary along the rainfall gradients as observed in Sub-
Bowong, S.   +4 more
core   +2 more sources

Use of Restricted Nursing and a Bovine Appeasing Substance on the Welfare, Growth Performance, and Response to Vaccination of Beef Calves at Weaning

open access: yesAnimal Research and One Health, EarlyView.
The effects of restricted nursing (RN) and the administration of a bovine appeasing substance (BAS) on days −8 and 0 in relation to weaning were evaluated. Both strategies were effective in improving the growth performance of beef calves. Regarding welfare, BAS ‐especially on day 0‐ was more effective than RN.
Denise E. Mussalafo   +8 more
wiley   +1 more source

Soil Amendments and Rotation Effects on Soybean and Maize Growths and Soil Chemical Changes in Northern Ghana

open access: yesInternational Journal of Agronomy, 2017
A four-year field trial was conducted at Bonia in the Upper East Region of Ghana to evaluate soybean-maize rotation amendment systems. The treatments included soybean without amendment, inoculated soybean, inoculated soybean with fertisol, inoculated ...
R. A. L. Kanton   +5 more
doaj   +1 more source

Factors that Determine Aflatoxin Infestation in Ghana: Application of Cragg's Double Hurdle Model

open access: yesSustainable Futures, 2020
In our application of Cragg's (double hurdle) model, we explicitly address functional form misspecification by first using nonparametric regression to identify the functional relationship between aflatoxin infestation and a vector of agronomic and ...
Prince Maxwell Etwire, Edward Martey
doaj   +1 more source

RGB-image method enables indirect selection for leaf spot resistance and yield estimation in a groundnut breeding program in Western Africa

open access: yesFrontiers in Plant Science, 2022
Early Leaf Spot (ELS) caused by the fungus Passalora arachidicola and Late Leaf Spot (LLS) also caused by the fungus Nothopassalora personata, are the two major groundnut (Arachis hypogaea L.) destructive diseases in Ghana.
Emmanuel Kofi Sie   +12 more
doaj   +1 more source

The impacts of biological invasions

open access: yesBiological Reviews, EarlyView.
ABSTRACT The Anthropocene is characterised by a continuous human‐mediated reshuffling of the distributions of species globally. Both intentional and unintentional introductions have resulted in numerous species being translocated beyond their native ranges, often leading to their establishment and subsequent spread – a process referred to as biological
Phillip J. Haubrock   +42 more
wiley   +1 more source

Biochar effects on soil properties and yield of maize in Northern region, Ghana

open access: yesDiscover Agriculture
Soil degradation and declining crop productivity are persistent challenges in global agriculture, particularly in sub-Saharan Africa. While biochar application has gained recognition as a sustainable soil amendment, this study systematically evaluates ...
Abdul-Latif Abdul-Aziz   +5 more
doaj   +1 more source

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