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Using Randomization in Development Economics Research: A Toolkit

This paper is a practical guide (a toolkit) for researchers, students and practitioners wishing to introduce randomization as part of a research design in the field. It first covers the rationale for the use of randomization, as a solution to selection bias and a partial solution to publication biases. Second, …
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  • Pages: 88

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Sweetpotato [Ipomoea batatas (L.) Lam.] Response to S-Metolachlor and Rainfall under Three Temperature Regimes

The S-metolachlor is used to control/suppress yellow nutsedge, annual grasses, and several broadleaf weeds in sweetpotato. However, when used under adverse environmental conditions, it may lead to crop injury. Information is limited on the effect of S-metolachlor application followed immediately by rainfall on sweetpotato growth and development under different temperature regimes. The objective of …
  • Size: 1.0 MB
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  • Pages: 16

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