Do pawpaw leaves possess pesticidal properties? What are the main bioactive compounds that give pawpaw this property?

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What statistical method can i use please?

I have two sample groups of same respondents in a pre and post intervention. Let me be clear, a group of youths to be asked about unemployment before a civil conflict and unemployment after the...

20 December 2016 7,662 3 View

How do social media help promote best practices in crop protection?

Particularly in sub-Saharan Africa, information on best practices for crop protection is grossly limited, compared to what prevails in other parts of the world. I notice that apps are being...

07 October 2016 7,011 6 View

Can anyone identify this plant?

A common weed in cassava farms in Northern Sierra Leone. The unknown plant is dominant in crop fields of Kambia and PortLoko Districts, in Northern Sierra Leone. It was discovered during a survey...

14 August 2015 8,689 2 View

Grasshopper infestation appears to high in locations where Saim weed population density is high. why?

Recent observation from a survey currently undertaken in Sierra Leone indicates that cassava is being serious damage by grasshopper, irrespective of variety (improve and local). This was observed...

13 February 2015 5,850 4 View

Has anybody done any study on management of cassava mosaic virus using moringa leaf extracts?

Moringa is widely known for its medicinal and food value. Can it be utilized for plant disease control? What are some of the phytochemicals in moringa leaves?

09 February 2015 4,487 2 View

Papaya (Carica papaya) mealybug is a common insect pest to improve cultivars and not on local cultivars. Why is that?

Some exotic varieties of papaya (Carica papaya) were observed to be highly susceptible to mealybug infestations in 2014 in Sierra Leone, but all local cultivars within the same vicinity were not...

01 February 2015 854 3 View

What are some of the negative impacts of burying ebola victims in a particular location/community (long term and short term)?

Before the outbreak of ebola In West Africa, dead bodies are usually given a befitting burial using the traditional system (rectangular hole about 6-8 feet deep, 2-4 feet wide). During the peak of...

27 January 2015 3,190 4 View

Is there any significant impact of pawpaw, saim weed and neem leaves on cowpea root nodulation?

Cowpea root nodulation, like other legumes is important for fixing N to the soil. How can this be promoted using leaves of pawpaw, saim weed and neem?

23 January 2015 1,430 2 View

How can I determine the quantum of weed seeds in 'seedbank' of a particular crop site?

Weed seedbank study is important. No matter how many times a crop field is weeded, newer weeds emerge. Why is this the case? How do we manage this problem?

18 January 2015 7,595 5 View

Would anyone like to collaborate on a study of the potential economic pest, spiraling whitefly, in Sierra Leone?

A preliminary survey of spiraling whitefly was conducted in 2001 and 2002 in the western area of Sierra Leone. I think a more comprehensive survey of the pest in the 14 geographical districts in...

14 January 2015 7,611 4 View

Is this a facetotecta nauplius?

This larva was captured using a plankton net in the Persian Gulf during the summer. I believe it may be a Facetotecta nauplius.

08 August 2024 3,746 4 View

May members post flyers about opportunities to present at a conference? If so, where to post?

May members post flyers about opportunities to present at a conferehttps://veraeducation.com/nce? If so, where to post for the Virginia Educational Research Association? https://veraeducation.com/

08 August 2024 4,585 1 View

Hello all, Looking for international reviewer to review Ph.D thesis in wireless sensor network.Can anybody help?

My name is Apurva Saoji. I am a Ph.D scholar in Computer engineering in India. I am looking for international expert in reviewing my PhD thesis, "Competitive Optimization Techniques to Minimize...

07 August 2024 4,600 2 View

The Bigger You Are, the Harder You Fall (some lessons from Dinosaurs)?

Evolutionary fitness is based on an organism’s ability to adapt rapidly to changing environmental circumstances. Large-bodied mammals have been equipped with large brains (and hence a high...

06 August 2024 4,849 2 View

Are air moisture harvesting technologies effective in combating desertification?

Air moisture harvesting Air water collection devices

06 August 2024 5,473 2 View

Research Methodology - Impact of Corporate Reputation on Stakeholders Behaviors?

Please can anyone support with the survey questions based on RQ measures and propose how to do it in FMCG industry and include as well the role of brand equity Thanks

06 August 2024 949 0 View

How to report results of Generalised Linear Mixed Models in a journal article?

Hi everyone, If you have written or come across any papers where Generalised Linear Mixed Models are used to examine intervention (e.g., in mental health) efficacy, could you please share the...

04 August 2024 4,130 4 View

Why results of ROS flurescence are negative as there was no bacteria within?

Hello. I am working on ROS production of two systems: system A is cerium oxide and hydrogen peroxide, system B is cerium oxide nanoparticle, hydrogen peroxide and potassium bromide. I did some...

04 August 2024 5,974 3 View

Radiogenomics Cancer Research Challenges?

what are the top 3 challenges to the advancement of the field of Radiogenomics in cancer research? is it the availability of easily available low-cost matched imaging and biosamples with clinical...

03 August 2024 5,828 4 View

State of art in natural disasters?

Are increasing the costs of disasters in the affected countries.

01 August 2024 1,794 2 View