Автор:Krishna Moorthy Год: 2013 Издание:LAP Lambert Academic Publishing Страниц: 124 ISBN: 9783659383397 Turmeric is an herbaceous perennial belonging to the family Zingiberaceae and is one of the important commercial spice crops of the tropics. India is the largest producer, consumer and traditional exporter of turmeric in the global arena. Among the various factors affecting productivity of turmeric, improper nutritional management practices and inadequate irrigation during critical crop growth stages can be considered as foremost contributing to low yields. Being a nutrient exhaustive crop, turmeric has been known to generally respond well to increased soil fertility levels. Owing to its long duration and high productivity, it requires heavy input of fertilizers. Soil application of fertilizers is associated with nutrient loss through leaching and evaporation. It may also lead to pollution of soil environment. Turmeric being a crop with high water requirement, assured water supply throughout its growth period of 9 to 10 months is essential. Normally turmeric crop is irrigated at an...
