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Authors:
Guha, M.M. | Narayanan, R.
Date: 20041202 |
20050128 | |
1969 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:29951
Description: Changes with age in nitrogen, phosphorus, potassium, magnesium, calcium and manganese contents in leaves were studied using five clones of Hevea brasiliensis. Top-light leaves of six-year-old mature t… More
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Authors:
Middleton, K.R.
Date: 20030923 |
20050408 | |
1960 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:24599
Description: Rock phosphate was compared with superhosphale as a source of phosphorus for rubber seedlings in a pot experiment using a latosolic, phosphate-deficient soil. Three different methods of applying the f… More
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Authors:
Middleton, K.R. | Chin, T.S.
Date: 20030923 |
20050207 | |
1964 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:24392
Description: The results of a factorial pot experiment are described in which ammonium sulphate was compared with sodium nitrate, and simultaneously rock phosphate with superphosphate, as sources of nitrogen and p… More
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Date: 20030923 |
20050202 | |
1965 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:24550
Description: Symptoms of a form of physiological suppression of terminal growth in Hevea brasiliensis, observed in pot experiments and upon rubber estates, are described. The degree to which the disorder is associ… More
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Authors:
Bolle-Jones, E.W.
Date: 20030923 |
20050407 | |
1957 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:24653
Description: Increased supplies of magnesium to rubber plants fed with low or normal levels of manganese produced symptoms of manganese deficiency and reduced the concentration of manganese found in the laminae. A… More
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Authors:
Bolle-Jones, E.W. | Mallikarjuneswara, V.R.
Date: 20030923 |
20050407 | |
1957 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:24036
Description: The supply of a minute amount (0.005 p.p.m.) of cobalt to young hevea seedlings grown in sand increased their height, girth and weight but made little difference to their nutrient element composition.
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Authors:
Smith, H.F.
Date: 20030923 |
20050407 | |
1950 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:23916
Description: Twenty three experiments in which fertilisers were applied during the first two and a half to four years from planting, show the following increases on girth, at six to eight years, as due to fertilis… More
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Authors:
Watson, G.A. | Narayanan, R.
Date: 20030923 |
20050202 | |
1965 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:23836
Description: In one experiment sited on coastal alluvial clay the annual application of 4 Ib per tree of ammonium sulphate increased seed production of Hevea brasiliensis by 30% over a period of seven years, while… More
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Authors:
Shorrocks, V.M.
Date: 20030923 |
20050214 | |
1964 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:24291
Description: An investigation of the effect of time of application of ammonium sulphate, potassium chloride, rock phosphate, kieserite and magnesium limestone on leaf nutrient composition was carried out on mature… More
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Authors:
Bolle-Jones, E.W. | Mallikarjuneswara, V.R.
Date: 20030923 |
20050407 | |
1957 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:23884
Description: The concentration of rubber and phosphorus in the stems of very young rubber seedlings increased with increased supply of phosphate. Later, when phosphate status markedly affected the dry weight of ea… More
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Date: 20030923 |
20050203 | |
1962 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:24602
Description: Pot and field experiments have shown that in Hevea cultivation appreciable quantities of ammonia may be lost to the atmosphere from applications of urea fertiliser to bare soil, leaf litter and cover … More
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Authors:
Shorrocks, V.M.
Date: 20030923 |
20050202 | |
1965 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:24295
Description: An assessment was made of magnesium limestone, kieserite and ground serpentine as magnesium fertilisers, using Pueraria phaseoloides as the test plant in pot culture. At high rates of application, mag… More
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Authors:
Shorrocks, V.M. | Watson, G.A.
Date: 20030923 |
20050203 | |
1961 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:24660
Description: The effect of soil application of manganese sulphate on the nutrient status of Hevea brasiliensis trees affected by a deficiency of manganese in the soil was investigated. Significant increases in the… More
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Authors:
Shorrocks, V.M.
Date: 20030923 |
20050202 | |
1965 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:24280
Description: A study of the growth and nutrient content of Hevea brasiliensis trees varying in age from one to thirty-three years has been carried out, by weighing entire trees and analysing samples of roots, trun… More
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Authors:
Shorrocks, V.M.
Date: 20030923 |
20050202 | |
1965 | | | | | | |
Subject: PRRIM | Nutrition of hevea
Type: Article
Identifier: vital1:24012
Description: The quantities of nutrients involved in the nutrient cycle of rubber plantings have been assessed and comparisons drawn between the nutrient requirements of the tree and the amounts of nutrients commo… More
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