58 research outputs found

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    Not AvailableTHE PAPER REVIEWS THE ROLE OF TREES ( WOODY PERENNIALS) ON SOIL PRODUCTIVITY AND CONSERVATION ASPECTS. RESEARCH NEEDS UNDER DIFFERENT AGRO- ECOLOGICAL CONDITIONS WITH LOCATION SPECIFIC AGRO- FORESTRY DESIGNS DEPENDING UPON THE NEEDS OF THE AREA HAVE BEEN REVIEWED. GENETIC IMPROVEMENT OF TREE SPECIES AND ECONOMIC AND ECOLOGICAL EVALUATION OF THE AGROFORESTRY SYSTEM AND REDESIGNING OF THE SAME ARE ALSO SUGGESTED.Not Availabl

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    Not AvailableTHE PAPER PRESENTS RESULT OF A POT CULTURE EXPERIMENT CONDUCTED AT DEHRADUN FROM 1984 TO 1986 FOR STUDYING THE EFFECT OF GRADED DOSES OF FYM (0,10,30 AND 40 Mg/ha) ON THE PROPERTIES AND GRASS GROWTH ON A MINE SPOIL/ DEBRIS SOIL. THE SPOIL WAS COLLECTED IN BULK FROM SAHASTRADHARA ABANDONED MINE SITES. THE RESULTS INDICATE THAT APPLICATION OF FYM AT 20 Mg/ha IS ADEQUATE FOR THE INITIAL ESTABLISHMENT AND BETTER GROWTH OF EULALIOPSIS BINATA IN DEGRADED MINE SPOIL.Not Availabl

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    Not AvailableTHE PAPER PRESENTS RESULTS OF A POT CULTURE STUDY CONDUCTED DURING 1984-85 TO EVALUATE THE EFFECT OF LIMESTONE MINESPOIL AND NORMAL SOIL MIX ON THE PERFORMANCE OF FIVE TREE SPECIES VIZ EUCALYPTUS HYBRID ,GREWIA OPTIVA, , BOMBAX CEIBA, BAUHINIA RETUSA, LEUCAENA LEUCOCEPHALA . BETTER TREE HEIGHTS WERE OBSERVED IN NORMAL SOIL EXCEPT L LEUCOCEPHALA IN WHICH NORMAL SOIL PLUS DEBRIS PERFORMED WELL. TREE HEIGHTS CORRELATED WELL WITH BASAL DIAMETER EXCEPT G OPTIVA AT 6,12 AND 18 MONTHS INTERVAL. N CONCENTRATION WAS HIGHER IN LEAVES IN ALL THE TREE SPECIES IN COMPARISON TO TWIGS AND ROOTS. TOTAL ROOT LENGTH, ROOT BIOMASS AND SOIL BINDING WAS RECORDED HIGHER IN NORMAL SOIL FOLLOWED BY NORMAL SOIL PLUS DEBRIS.Not Availabl

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    Not AvailableTHE PAPER DEALS WITH THE AGROFORESTRY DEALS WITH THE AGROFORESTRY PRACTICES ON NON- ARABLE AND ARABLE LANDS AT DEHRADUN AND ELSEWHERE IN THE COUNTRY. IT ALSO DISCUSSES OTHER ASPECTS OF AGROFORESTRY SUCH AS ITS PRODUCTIVE ROLE, PLANNING AND DESIGNING FOR LAND USE AND VARIOUS CONSTRAINTS EXPERIENCED BY THE HILL FARMERS IN ADOPTING THE AGROFORESTRY SYSTEM ON THEIR FIELDS.Not Availabl

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    Not AvailableSCIENTIFIC AGROFORESTRY HAS A HUGE POTENTIAL AND IS THE ONLY PRACTICAL SOLUTION WHICH WILL NOT ONLY HELP IN MEETING THE VARIOUS DEMANDS OF GROWING POPULATION IN SUSTAINABLE MANNER BUT WILL ALSO PROVIDE ENVIRONMENTAL AND ECONOMIC SECURITY. THE DIAGNOSTIC AND DESIGN (D+D) METHODOLOGY IS A RELIABLE TOOL FOR ARRIVING AT EFFECTIVE AGROFORESTRY SOLUTIONS TO MANY LAND USE PROBLEMS. RECENT EFFORTS AND ADVANCES MADE IN AGROFORESTRY RESEARCH FOR PRODUCTION AND SUSTENANCE IN THE LAST ONE AND HALF DECADE IN INDIA ARE BRIEFLY REVIEWED IN THIS PAPER AND FURTHER RESEARCH NEEDS ND APPROACHES HAVE BEEN ADVOCATED.Not Availabl

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    Not AvailableDISCUSSES THE RESULTS OF A STUDY CONDUCTED ON IPOMEA CARNEA AUCT AND AGAVE AMERICANA LINN. FOR THEIR PERFORMANCE ON MINESPOIL DEBRIS, NORMAL SOIL MIXED WITH MINESPOIL (50:50) AND NORMAL SOIL. BETTER HEIGHTS AND BIOMASS YIELDS WERE OBSERVED IN NORMAL SOIL FOR BOTH SPECIES FOLLOWED BY DEBRIS+ SOIL TREATMENT. BIOMASS YIELD AND HEIGHT OF IPOMEA CARNEA CORRELATED WELL DURING BOTH THE HARVESTS. TOTAL ROOT LENGTH, HORIZONTAL SPREAD AND SOIL BINDING CAPACITY WERE OBSERVED 167.4, 20.5 AND 18.4% MORE IN NORMAL SOIL AS COMPARED TO DEBRIS IN CASE OF IPOMOEA CARNEA BUT FOR AGAVE AMERICANA , THE INCREASE WAS 655.1 , 67.3 AND 565.7% IN NORMAL SOIL OVER DEBRIS.Not Availabl

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    Not AvailableDISCUSSES THE EFFECTS OF FIVE TREE SPECIES GROWN ON FIELD BUNDS, ON SOIL MOISTURE AND YIELDS OF MAIZE AND TORIA. RESULTS INDICATED THAT THE EFFECT OF TREES IN REDUCING CROP YILEDS IS MORE IN RABI THAN IN KHARIF.Not Availabl

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    Not AvailableDESCRIBES POTENTIALS OF AGROFORESTRY IN THE VILLAGES AROUND MUSSOORIE IN THE WEST HIMALAYS. THE STUDY BASED ON A SURVEY GIVES FARMERS, CHOICE FOR TREE- FRUIT TREES AND FODDER GRASS SPECIES IN THIS REGION. IT ALSO GIVES BASIC INFORMATION ON THE AGRICULTURAL CROPS, NATURAL VEGETATION , CLIMATE, SIZE OF HOLDINGS AND THE PRESENT STATUS OF AGROFORESTRY PRACTICES.Not Availabl

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    Not AvailablePRESENTS THE RESULTS OF A STUDY UNDERTAKEN TO EVALUATE ROOTING BEHAVIOUR OF TREE , SHRUB AND GRASS SPECIES VIZ EUCALYPTUS HYBRID, GREWIA OPTIVA , BOMBAX CEIBA, BAUHINIA RETUSA , LEUCAENA LEUCOCEPHALA, IPOMOEA CARNEA, AGAVE AMERICANA , PUERARIA HIRSUTA , ARUNDO DONAX, PENNISETUM PURPUREUM, BRACHIARIA MUTICA , CHRYSOPOGON FULVUS AND EULALIOPSIS BINATA ON ABAONDONED LIMESTONE MINESPOIL FROM OUTER HIMALAYAS ( MUSSOORIE HILLS) . HIGHEST SOIL BINDING FACTOR WAS FOUND IN LEUCAENA LEUCOCEPHALA (502) , AGAVE AMERICANA (624) AND PENNISETUM PURPUREUM (1736) . TOTAL ROOT LENGTH WAS ALSO RECORDED HIGHEST IN THE SAID SPECIES.Not Availabl

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    Not AvailableTHE SOIL CONSERVATION MEASURES TO REHABILITATE AND RECLAIM THE ABANDONED MINE SPOIL AT SAHASTRADHARA NEAR DEHRADUN REDUCED BED LOAD , SUSPENDED SEDIMENTS , CALCIUM, MAGNESIUM AND SULPHATES IN RUNOFF WATER WHICH ENTER INTO BALDI IVER AND ULTIMATELY TO RIVER GANGA. IT HAS BEEN OBSERVED THAT ABOUT 8400 cu m OF DEBRIS HAS BEEN RETAINED DURING MONSOON PERIOD OF 1984 BY THE ENGINEERING STRUCTURES. FINER SUSPENDED SEDIMENTS ARE TRAPPED BY GABION THUS REDUCING THE CHANCES OF THEIR GOING TO RIVER. WATER QUALITY PARAMETERS LIKE CALCIUM, MAGNESIUM , SULPHATES AND CHLORIDES ARE REDUCED DUE TO TREATMENT OF ABANDONED MINE AREA, WHICH HELP IN CONTROL OF WATER POLLUTION.Not Availabl
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