搜索结果: 1-9 共查到“作物学 Vigna unguiculata”相关记录9条 . 查询时间(0.078 秒)
Effect of leaf and bark aqueous extract of Anogeissus latifolia on growth performance of Vigna unguiculata
Aqueous Extract Bark Leaf Radicle and Plumule Growth
2013/3/5
The present study was carried out to assess the effect of leaf and bark aqueous extract of Anogeissus latifolia tree on Vigna unguiculata traditional crop to understand the suitability of treecrop com...
Influence of phosphorus on the performance of cowpea (Vigna unguiculata (L) Walp.) varieties in the Sudan savanna of Nigeria
Cowpea [Vigna Unguiculata (L.) Walp.] Phosphorus Sudan Savanna Nigeria
2013/3/4
Savanna regions of Nigeria are deficient in nitrogen and phosphorus, which retard the growth and yield of crops. Therefore, a study was conducted in the wet season of 2006 at the Dry Land Teaching and...
Effect of Intra-row Spacing on Growth and Yield of Three Cowpea (Vigna unguiculata L. Walp.) Varieties under Rainfed
Cowpea intra-row spacing growth yield
2010/11/16
A field experiment was carried out under rainy season 2006-07, at two locations (Kordofan
university farm and Jabal Kordofan ) in Sheikan District, North Kordofan State, Sudan, to investigate the eff...
The role of intercropping maize (Zea mays L.) and Cowpea (Vigna unguiculata L.) on yield and soil chemical properties
Intercropping system maize - cowpea soil fertility and equivalent ratio
2011/1/10
Farmers in Sistan region experience low crop yields of crops due to low soil fertility. Sole crops and intercrops of maize (Zea mays L.) and cowpea (Vigna unguiculata L.) were studied at eight plantin...
A comparative study of the bionomics of Clavigralla tomentosicollis Stäl (Hemiptera: Coreidae) on three varieties of cowpea (Vigna unguiculata (L.) Walp)
Clavigralla tomentosicollis cowpea varieties pod-sucking bug
2011/1/10
Clavigralla tomentosicollis Stäl, is a notorious pod-sucking bug of cowpea in tropical agro - ecosystems. The improvement of cowpea grain yields by screening of cowpea lines for resistance to pod...
Germplasm evaluation and enhancement for the development of cowpea (Vigna unguiculata (L.) Walp dual-purpose F2 genotypes
Vigna unguiculata germplasm harvest index dual-purpose
2011/1/10
Cowpea is an important grain legume as well as fodder crop, especially in the dry regions of South Africa. The production of this crop has been below average because of low genetic variation and culti...
Assessment of selection techniques in genotype X environment interaction in cowpea Vigna unguiculata（L.）walp
Genotype X environment interaction selection techniques cowpea Vigna unguiculata
2009/3/3
Ten genotypes of cowpea were grown in four environments comprising the early and late seasons of Ogbomoso and Abeokuta locations in 2005 and 2006. Joint linear regression analysis indicated the pres...
Effect of plant growth regulators on the performance of yard long bean（Vigna unguiculata var. sesquipedalis（L.）Verdcourt)
Cowpea NAA PCPA CCC
2009/2/20
Four plant growth regulators namely NAA (15, 30 and 45 ppm), 2,4-D (2, 4 and 6 ppm), PCPA (25, 50 and 75 ppm) and CCC (300, 400 and 500 ppm) were sprayed on yard long bean (cv. ‘Lola’) at different ...
Effect of thiourea application on cowpea [Vigna unguiculata（L.）Walp.] productivity under rainfed conditions
seed soaking foliar spray BC ratio harvest index
2009/2/20
Field experiments in the sandy loam soils of Pattambi during the kharif seasons of 2000-2002 revealed that thiourea application consistently increased cowpea productivity under rainfed conditions....