Plant spacing is one of the important factors that determine productivity of vegetables crops. Jaffna farmers cultivate many local and exotic vegetables at different time period depending on their market demand. An experiment ...

The study was conducted at the Agricultural Research Station Thirunelvely, to investigate the effect of bulb let sizes (6.8 cm and 5.3 cm circumference) , three plant spacing (10 cm × 10 cm, 10 cm × 5 cm, 8 cm × 8 cm) and ...

The recent statistics showed that the extent under maize cultivation is increased in Jaffna as there is no way to bring maize from other parts of the country. But the maize cultivation is not very profit due to high cost ...

In agriculture, Uses of inorganic chemicals are often criticized due to their adverse effect on human health and environment. Especially its effects on leafy vegetables are high as they often eat as raw or partially cooked ...

Bitter gourd is an important vegetable crop for its quality and medicinal value. Poor germination after storage is reported by seed producers as well as farmers as the major hindrance in increasing production. An experiment ...

Papaw mealybug, Paracoccus marginatus causes severe economic losses in crops mainly in papaw, Carica papaya. Due to its damage, following symptoms such as yellowing, crinckling and distortion of leaves, sooty mould development ...

Rice blast is a belligerent plant disease caused by Magnoparthe grizae (Pyricularia oryzae) occurs in rice production areas all over the world and is one of the most common diseases in South Asia. Plant health conditions ...

Insecticidal activity of many plants against several insect pests has been demonstrated. In this regard, an attempt has been made to analyze the insecticidal effects of the medicinal herb, Gymnema sylvestre on a storage ...

Cuscuta sp. is a familiarized medicinal plant for centuries but at times it has been reported parasitizing economically important crops like onion (Allium cepa L.) and chilli (Capsicum annum L). Due to the risk posed by ...

Kokkilai Lagoon is a large estuarine lagoon located in Mullaitivu and Trincomalee districts of Sri Lanka. It consists of sea grass beds, oyster beds, mangrove swamp and mudflats, particularly in the western and southern ...