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논문 기본 정보

자료유형
학술저널
저자정보
Mustafa Abdalla Nasre Aldin (Forestry and Gum Arabic Research Centre Agricultural Research Corporation Soba Khartoum 13391 Sudan) Hussein Alawad Seid Ahmed (Forestry and Gum Arabic Research Centre Agricultural Research Corporation Soba Khartoum 13391 Sudan) Mohamed El Mukhtar Ballal (Forestry and Gum Arabic Research Centre Agricultural Research Corporation Soba Khartoum 13391 Sudan) Adil Mahgoub Farah (Soba Research Station for Reclaiming Saline and Sodic Soils Soba Khartoum 13391 Sudan)
저널정보
강원대학교 산림과학연구소 Journal of forest and environmental science Journal of forest and environmental science 제39권 제1호
발행연도
2023.3
수록면
20 - 26 (7page)

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Cow pea (Vigna unguiculata) was intercropped with Ziziphus spina-christi as summer forage in two consecutive seasons of 2017 and 2018. The aims to find out suitable agroforestry practice for saline soils of Khartoum State. And to investigate effect of tree spacing on forage biomass yield under semi -irrigated systems. Completely randomized block design with 3 replicates was conducted for this trial. Thus Z.spina-christi that fixed at 4×4 m was intercropped with cowpea at 1 m and 1.5 m spacing from trees trunk. Tree growth parameters were measured in terms of tree height, tree collar diameter, tree crown diameter and fruit yield per tree. While crop were parameters were determined in terms of plant height, number of plant, forage biomass yield per ha and land equivalent ratio. Soil profile of 1×1 m and 1.5 m depth was excavated and its features were described beside its chemical and physical properties were analyzed for 0-10 cm, 0-30 cm, and 30-60 cm and 60-100 cm layers. The results revealed that soil pH, CaCO3, SAR, ESP, and EC ds/m were increased by increasing soil depths. Meanwhile tree growth in terms of tree height was significant in the first season 2017 when compared with tree collar diameter and tree crown diameter. Also significant differences were recorded for tree growth when compared with sole trees in the second season in 2018. Tree fruit showed marked variations between the two seasons, but it was higher under intercropping particularly at ZS2. Crop plant height was highly significant under sole cropping than intercropping in first season in 2017. In contrast forage biomass yield was significant under intercropping in ZS1 and ZS2 treatments. Land equivalent ratio was advantageous under this agroforestry system particularly under ZS2. Thus it recorded 5 and 9 for ZS2 in the two consecutive seasons respectively. Therefore, it is feasible to introduce this agroforestry system under such arid lands to provide summer forage yield of highly nutritive value and low cost for animals feed as well as to increase farmers’ income and to halt desertification and to sequester carbon.

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