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Management of acid tropical soils in Southeast Asia

Authors: Pushparajah, E | Bachik, AT

Date: 20050616 | 20050616 | | 1985 | | | | | | |

Subject: PRRIM

Type: Article

Identifier: vital1:33838

Description: Ultisols and Oxisols account for over 50% of the total land area in Southeast Asia. These soils are acidic, high in iron and aluminum, and low in fertility. Clearing these areas for agriculture may le… More

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RRIM’s achievements in production research and development from 1925 to 1995

Authors: Pushparajah, E

Date: 20050616 | 20050616 | | 1995 | | | | | | |

Subject: PRRIM

Type: Article

Identifier: vital1:33783

Description: The review evaluates achievements in four categories namely increased yield, reduced unproductive phase, increased productivity of labour, and contributions to a sustainable environment. The assessmen… More

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Utilisation of plant and soil analysis for plantation agriculture

Authors: Pushparajah, E | Chew, PS

Date: 20050616 | 20050616 | | 1979 | | | | | | |

Subject: PRRIM

Type: Article

Identifier: vital1:33000

Description: -

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Towards the objective interpretation of the performance and fertility of peat for rubber cultivation: glasshouse evaluation

Authors: Yew, FK | Pushparajah, E

Date: 20050609 | 20050609 | | | | | | | | |

Subject: PRRIM

Type: Article

Identifier: vital1:33932

Description: The low dry matter production of rubber grown on peat as compared to those grown on the mineral soils is demonstrated. Peat is deficient in all the five major elements studied. Amongst these, the upta… More

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Soil conservation: potential with natural rubber latex

Authors: Pushparajah, E | Yew, FK

Date: 20050601 | 20050601 | | | | | | | | |

Subject: PRRIM

Type: Article

Identifier: vital1:33441

Description: -

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Developments in reduction in immaturity period of Hevea in Peninsular Malaysia

Authors: Pushparajah, E | Haridas, G

Date: 20050531 | 20050531 | | 1976 | | | | | | |

Subject: PRRIM

Type: Article

Identifier: vital1:33912

Description: This paper reviews work in the raising, handling and transplanting of “advanced planting materials” considered suitable for such use. Effects of subsequent agronomic practices to maximise growth in th… More

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Nitrogen cycle in rubber (Hevea) cultivation

Authors: Pushparajah, E

Date: 20050531 | 20050531 | | 1979 | | | | | | |

Subject: PRRIM

Type: Article

Identifier: vital1:33149

Description: The paper presents data on nitrogen depletion from the system through uptake and immobilization in trees and removal in crop. The nitrogen needs, based on such estimates and confirmed by trials, are d… More

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Problems and potentials for establishing Hevea under difficult environmental conditions

Authors: Pushparajah, E

Date: 20050531 | 20050531 | | 1981 | | | | | | |

Subject: PRRIM

Type: Article

Identifier: vital1:33906

Description: There is a conflict between the need to increase world production of NR and the demands for land for growing other agricultural crops. Hevea, the adaptable plant is often being relegated to the more m… More

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The need for soil conservation in Malaysia

Authors: Pushparajah, E

Date: 20050531 | 20050531 | | 1983 | | | | | | |

Subject: PRRIM

Type: Article

Identifier: vital1:33924

Description: Agriculture is a major activity involving land clearing. On newly cleared areas without any vegetation, runoff and removal of sediment in the water could be large. Fortunately in Malaysia, agriculture… More

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