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Sri Lanka EFFECT OF MULCHES AND COVER CROPS ON WATER STATUS AND GAS EXCHANGE OF COCONUT ( Cocos nucifera L ) PALMS IN GRAVELLY SOILS
| Content Provider | Semantic Scholar |
|---|---|
| Author | Ranasinghe, Chandana Sampath Kumara Premasiri, R. D. N. Silva, Luanna Ribeiro Santos |
| Copyright Year | 2008 |
| Abstract | Two field experiments were conducted in gravelly soils (Andigama series) in Sri Lanka to investigate the effect of different mulches and cover crops, utilized to conserve soil moisture, on water status, gas exchange and related soil parameters of coconut palms {Cocos nucifera L. var typica). The results revealed that mulching only the manure circle was not effective in improving the palm water status, gas exchange and soil water status during dry periods in Andigama soil series (gravelly soils). The mulches tested were coconut husks, coir dust, straw, black polythene and dried coconut fronds. The palms were equally sensitive to soil water depletion and responded to the water deficit by increasing the stomatal resistance irrespective of the mulch treatment. When the manure circle was mulched with dried coconut fronds, and the rest of the land was also mulched with a five cm thick layer of coir dust, the palms showed an improved gas exchange ability than palms growing in bare land or with cover crops during the dry period. |
| File Format | PDF HTM / HTML |
| Alternate Webpage(s) | http://dl.nsf.ac.lk/bitstream/handle/1/7424/COCOS-15-1.pdf;jsessionid=86D76F6C4C559D59E16D076C510124DE?sequence=2 |
| Alternate Webpage(s) | https://cocos.sljol.info/articles/10.4038/cocos.v15i0.2179/galley/1824/download/ |
| Language | English |
| Access Restriction | Open |
| Subject Keyword | Arecaceae Avian crop Cocos (plant) Cocos nucifera basophil bound Ab:ACnc:Pt:Bld:Qn:LHR Cocos2d Depletion region Ethanol 0.62 ML/ML Topical Gel Experiment Manure Permafrost Polyethylene Soil Typica |
| Content Type | Text |
| Resource Type | Article |