September 2013

Yield response of three groundnut (Arachis hypogaea L.) varieties intercropped with maize (Zea mays) in the guinea savanna zone of Ghana

A field experiment was conducted under rain-fed conditions on the research farm of Savanna Agricultural Research Institute, Nyankpala, during the 2007 and 2008 seasons. The objective was to study the response of three new groundnut varieties (Jenkaar, Kpanieli and Nkosuor) to row intercropping with maize. The experiment was laid in randomized complete block design with four replicates. Treatments comprised sole...

Author(s): Konlan S., Sarkodie-Addo, J., Kombiok . M. J., Asare, E. and Bawah, I.

September 2013

Studies on the compatibility of neem oil with predator, Chrysoperla carnea for the management of aphids (Homoptera: Aphididae) in canola (Brassica napus L.)

The present studies were conducted to find out the compatibility of neem oil with the predator,Chrysoperla carnea for the management of aphids in canola. Among the different treatments tested, module consisting of neem oil 2% + C. carnea proved very effective in reducing the aphid population with an average of 18.6/plant. Neem oil 1% and C. carnea alone also produced significant results compared...

Author(s): Muhammad Hamayoon Khan, Nazir Ahmad, S. M. Masoom Shah Rashdi, Muhammad Ismail, Imran. Rauf and Muhammad Tofique