AZADIRACHTA EXCELSA PDF

A multipurpose tree with edible and medicinal uses, as well as a host of other applications such as oil, agroforestry, insecticide and timber. It is harvested from. Preferred Scientific Name; Azadirachta excelsa. Taxonomic Tree; Domain: Eukaryota; Kingdom: Plantae; Phylum: Spermatophyta; Subphylum. The best-known species of the genus Azadirachta (family Meliaceae) is A. indica (Indian neem tree). There are at least two other congeneric species in.

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Methods in applied soil microbiology and biochemistry. Ong Tai Hock, Mr. From the above relationships, it can be seen that the soil characteristics that best explain the differences in growth are slope for height and volume and K for dbh. In plantations, it is planted at a spacing of 2 – 4 metres x 4 metres.

Differences between trees from the different locations were tested for significance using t-test. Low soil pH is often associated with high concentration of exchangeable Al. Characteristics of the two-year old Azadirachta excelsa stands.

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Prefers alluvial, medium textured, free draining, acidic soils. Table 4 shows the coefficients of correlation between growth parameters and soil properties.

Don plantations in northwestern Spain. Abdul Latib Senin for the technical help.

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Some effects of site on the growth of Azadirachta excelsa (Jack) Jacobs in Peninsular Malaysia

Proper site selection and fertilizer applications are important factors to be considered when establishing A. This may be due to the very low existing soil fertility before planting or a high rate of loss through leaching, erosion or tree uptake. azadlrachta

Use of fertilizers in the area under the previous crop Adams, and the high rainfall could have resulted in the low pH. It is harvested from the wild, mainly for local use, but the timber is traded.

IUCN Red List of Threatened Species

Both plantations were about two years old when the measurement was carried out. Jugah Kadir Email address: The poor growth could be due to shallow soil on steep slopes which in turn contribute to a restricted volume for root growth and subsequently the lower availability of water and nutrients. Soil acidity and liming. Azadirachta excelsa Meliaceae is indigenous to the country and azdairachta a number of uses including for furniture and home construction due to its high quality timber and wood azadurachta Anon Foliar sampling was carried out in August A negative relationship between dbh and K could be an indirect effect.

The experiment was conducted in the state of Terengganu and Johore, Malaysia Figure 1. Guide to fertilizer use in Peninsular Malaysia. Tree Flora of Sabah and Sarawak. The plantation was established following clear cutting of two rotations of rubber in March The soil in Sungai Karas is a sandy clay loam and low in pH Table 3.

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Correlation and multiple linear regression analyses were used to examine the relationship among soil properties, foliar nutrients azadirxchta tree growth. Positive relationships between tree growth and soil depth have previously azadiracbta reported for P. Pemerhatian awal pertumbuhan sentang Azadirachta excelsa berumur 3 tahun di Hutan Simpan Relai, Kelantan. Seedlings were fertilized at the time of planting with 50 g of 15 Azadirachtz P K.

Azadirachta excelsa

If you would like to support this site, please consider Donating. Last update on However, there is relatively little information on A.

Growth data of two-year-old trees in the Sungai Tong and Sungai Aazdirachta plantations are shown in Table 2. Colorimetric determination of phosphorus in soil and plant materials with ascorbic acid.

In other projects Wikispecies. Soil sampling, handling, storage and analysis – soil nitrogen.

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