Environmental factors affecting growth and development of Banlangen (Radix Isatidis) in China
Banlangen (Radix Isatidis) is an herbal medicine, and grows in various parts of China. It can be classified into North Radix Isatidis and South Radix Isatidis. With the rising demand of users all over the world, more and more popularly used herbal plants are now grown in agricultural fields. The natural force of supply and demand has encouraged the cultivation of Banlangen in China. However, the cultivation of Banlangen...
Poultry litter management in Lagos and effects of its soil application on the growth of okra (Abelmoschus esculentus)
Poultry litter constitutes one of the animal wastes that are produced in large quantity. Information on the quantity generated may enhance planning for its utilisation. Quantification of poultry litter (PL) generated and its utilisation is rare in Nigeria. This study was designed to investigate PL management in Lagos, Nigeria and possible utilisation potential. Questionnaires were distributed to poultry farmers in Lagos...
Planting date and cultivar effects on growth and yield performance of cowpea (Vigna unguiculata (L.) Walp)
Genotype by environment interaction results in significant differences in the performance of cultivars when tested in diverse environments. Nine improved cowpea (Vigna unguiculata (L.) Walp) cultivars obtained from International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria and a local check were evaluated for growth, reproductive and grain yield components in a non-traditional cowpea growing region of south...
Influence of herbivorous insects on the production of Lagenaria siceraria (Molina) Standley (Cucurbitaceae)
The production of indigenous cucurbits remains very low in tropical zones, mainly due to herbivorous insect damage. This study was conducted in Manfla located in the centre of Côte d’Ivoire at 400 km from Abidjan to evaluate the impact of herbivorous insects on foliar damage and agronomic parameters of Lagenaria siceraria (Molina) Standley (Cucurbitaceae). Our study revealed that nine insect species...