Search Results - "ultisols"

Contributory factors to soil spatial variability in an ultisol 1. Burning vegetation residues in heaps during land clearing by Hulugalle, N.R.

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Effect of liming on the availability of three rock phosphate sources in two West African Ultisols by Juo, A.S.R., Kang, B.T.

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Potassium and magnesium response of cassava grown in an Ultisol in southern Nigeria by Kang, B.T.

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Effects of soil wetness at the time of land clearing on physical properties and crop response on an Ultisol in southern Nigeria by Ghuman, B.S., Lal, R.

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Effect of five years of notillage and mulch on soil properties and tuber yield of cassava on an acid Ultisol in southeastern Nigeria by Hulugalle, N.R., Lal, R., Gichuru, M.

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Plantain production in an alley cropping system on an Ultisol in southeastern Nigeria by Ruhigwa, B.A., Gichuru, M., Swennen, Rony L., Tariah, N.M.

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Copper chloride as an extractant for estimating the potentially reactive aluminum pool in acid soils by Juo, A.S.R., Kamprath, E.J.

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Nitrogen and phosphorus limitations of microbial respiration in a tropical phosphorus-fixing acrisol (ultisol) compared with organic compost by Ilstedt, Ulrik, Singh, S.

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Screening woody and shrub legumes for growth, nodulation and nitrogen-fixation potential in two contrasting soils by Kadiata, B.D., Mulongoy, K., Isirimah, N.O., Amakiri, M.A.

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Management of plant residue for cassava (Manihot esculenta) production on an acid ultisol in Southeastern Nigeria by Hulugalle, N.R., Lal, R., Opara-Nadi, O.A.

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Soil chemical and microbial properties after disturbance by crawler tractors in a Malaysian forest plantation by Ilstedt, Ulrik, Nordgren, A., Malmer, A.

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Manure studies in the Ethiopian highlands: II. Effect on Medicago sativa L. and Desmodium uncinatum grown on an ultisol by Saka, A.R., Haque, I.

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Surface and charge characteristics of selected soils in the tropics by Gallez, A., Juo, A.S.R., Herbillon, A.

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Liming and lime-phosphorus-zinc interactions in two Nigerian Ultisols: I. Interactions in the soil by Friesen, Dennis K., Juo, A.S.R., Miller, M.H.

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Effects of soil aggregate size on phosphorus extractability and uptake by rice (Oryza sativa L.) and corn (Zea mays L.) in two Ultisols from the Philippines by Thao, Hoang Thi Bich, George, Thomas, Yamakawa, Takeo, Widowati, Ladiyani Retno

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Inoculation and phosphorus effects on Desmodium intortum and Sesbania sesban in the Ethiopian highlands by Haque, I., Lupwayi, N.Z., Luyindula, N.

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Tillage effects on cassava (Manihot esculenta) production and some soil properties by Ohiri, A.C., Ezumah, H.C.

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Nitrification and mineralization potentials in a limed Ultisol in the humid tropics by Arora , Y., Mulongoy, K., Juo, A.S.R.

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Adaptability of six native forest tree species to degraded lands in Pucallpa, Peruvian Amazon by Soudre, M., Ricse, A., Carbajal, Y., Kobayashi, S., Sabogal, C., Alegre, J.

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Availability and transformation of rock phosphates in three forest soils from southern Nigeria by Juo, A.S.R., Kang, B.T.

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