83 pages matching period in this book
Results 1-3 of 83
What people are saying - Write a review
We haven't found any reviews in the usual places.
Annual Beport of the Board
RUBBER RESEARCH INSTITUTE
18 other sections not shown
acres appointed Association B. J. Eaton bark Block Botanical Division Brown Bast budded stumps budded trees budwood C. E. T. Mann carried Catch Crops cent Centrosema pubescens Ceylon Chemical Division clones coagulation considerable cover crops cover plants Director effect enquiries established Experiment Station experimental factory Federated Malay Field Officer flood fungi fungicides fungus girth growth Head of Division Hevea high yielding importance inches interest investigations Java Johore jungle Kedah Kelantan Kuala Lumpur Laboratory large number last Balance Sheet latex latex vessel Less depreciation Malay Malaya manuring material ment methods mother trees number of estates nursery obtained Pahang Pathological Division Perak period Pilmoor Pilmoor Estate Planters plots preparation problems raw rubber records replanting root disease rubber estates Rubber Growers Rubber Research Institute rubber tree samples seedlings sheet rubber smoked sheet Soils Division staff Sumatra Sungei tion treatment various visits vulcanisation