Land Fragmentation Micro-Climate Risk Diversification
Observational StudyReview
Although land fragmentation is conventionally viewed as an operational inefficiency, cultivating multiple geographically dispersed parcels acts as a micro-climate risk diversification strategy that increases total farm productivity under variable weather conditions.
Picture this
Imagine a farmer who owns four small plots located on different hillsides rather than one large flat field. If a localized hail storm hits one hillside, the plots on the other hillsides escape damage, ensuring the farmer still harvests enough food to survive.
What the evidence says
The number of cultivated land parcels significantly and positively increases the gross value of crop output (IV coefficient = +0.056, p < 0.01; OLS coefficient = +0.100, p < 0.01).
- Who was studied
- N = 2,232 rural smallholder households in Amhara, Ethiopia (averaging 4.03 parcels per household).
- How
- Instrumental variable (IV) Cobb-Douglas crop production function estimation with Kebele-fixed effects controlling for plot characteristics and endogeneity of inputs.
What to do
Evaluate land consolidation policies against micro-climate risk mitigation benefits before mandating plot unification in rain-fed agricultural zones.
From the source
"Of the several other variables introduced, the significant ones include ... the number of parcels in the cultivated land (+)..."
Productivity, credit, risk, and the demand for weather index insurance in smallholder agriculture in Ethiopia