Advantages And Disadvantages Of Kangkong

Upland kangkung or Ipomoea reptans L. Poir. Is most advanced with market growers in South-East Asia (Grubben, 2004). Upland kangkong are commercialize vegetables, planted on boundaries and have a very high demand in Malaysia. There are several variety of upland kangkung such as kangkong siam (S141), kangkong daun lebar (K25), and kangkong daun buluh (Anem, 2009). Several types of new water convolvulus available in the market but has not been registered yet (Anem, 2009).

Propagation is by planting the seeds from flowers that produce seed pods. Cultivation begins with sowing the seeds of a circular with blackish brown color and when grown out thinning work takes place (Anem, 2009). Harvesting of upland kangkong takes place from 28–35 days after sowing for once-over harvest by uprooting using hand the whole plant together with roots to preserve the freshness and last longer (Anem, 2014). The damaged basal leaves are removed. Ip. Reptans produces ideal yields in the swamp tropics under high temperatures, full daylight and plentiful water (Anem, 2009).

Water convolvulus can be propagated by two methods, namely seeds (ipomoea reptans) or vegetative or stem cuttings rooted (ipomoea aquatica) (Anem, 2014). For upland cultivation, boundary provided with the width of one meter and length depending on the area and purpose of cultivation (Anem, 2014). For each one meter width, four grooves can be formed as the recommended distance between the grooves is 20cm. 30 kg of seeds per