00501nam a2200169Ia 4500008004100000082002500041245007800066260002900144650001800173650002500191650001800216650002100234650002300255650001600278650002000294650001700314220204s9999    xx            000 0 und d  aNR:631.531979bRRM;1 0aRRIM Training manual on rubber planting and nursery techniques, July 1979  aKuala LumpurbRRIMc1979  aCrown budding  aHevea fertiliser use  aLegume covers  aPlanting density  aPlanting materials  aRubber pest  aRubber planting  aWeed control