搜索结果: 1-4 共查到“作物育种学与良种繁育学 NIGERIA”相关记录4条 . 查询时间(0.875 秒)
Technical efficiency of traditional and hybrid maize farmers in Nigeria: Comparison of alternative approaches
Technical efficiency technology maize alternative approaches Nigeria
font style='font-size:12px;'>
2011/1/13
In this study, technical efficiency of traditional and improved maize farms as well as impact of technological innovation on technical efficiency were investigated. Two-stage procedure was followed.
Labour productivity among small- holder cassava farmers in South East agro ecological zone, Nigeria
Cobb-Douglas labour productivity and cassava
font style='font-size:12px;'>
2011/1/13
The study employed a Cobb-Douglas regression technique to measure labour productivity in the southeast agro ecological zone. A multistage random sampling technique was used to select 240 respondents f...
Effects of variety and row spacing on radiation interception, partitioning of dry matter and seed set efficiency in late season sunflower（Helianthus annuus L.）in a humid zone of Nigeria
Sunflower cultivars late season RUE extinction coefficient plant-plant variability
font style='font-size:12px;'>
2009/3/3
In the tropics, crops sown in the late season are subjected to concurrent stresses of high air and soil temperatures, large saturation vapour pressure deficits and negligible soil water regimes. The r...
Longevity of maize（Zea mays L.）seeds during low input storage under ambient conditions of southwestern Nigeria
Probit analysis Seed conservation Tropical seed storage
font style='font-size:12px;'>
2009/2/19
Seed longevity of two commercial hybrid maize (Zea mays L.) varieties (‘Oba-Super’ and ‘Suwan-1’) were evaluated under simulated low-input seed storage systems typical of the tropics. Saturated salt...