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ThesisItem Open Access NUTRITIONAL STATUS OF VEGETABLE GROWING AREAS OF MANDI DISTRICT OF HIMACHAL PRADESH(COLLEGE OF HORTICULTURE AND FORESTRY, DR Y S P UHF, NERI, HAMIRPUR, 12-02-20) THAKUR, NISHANT; SHARMA, RAKESHThe present study was undertaken to evaluate nutritional status of vegetable growing areas of Mandi district. Soil and leaf samples were collected from 49 pea growing villages of Gohar and Sundernagar blocks of Mandi district. The collected soil and leaf samples were analyzed for different soil properties such as soil texture, bulk density, pH, electrical conductivity, soil organic carbon and available N, P, K, Ca, Mg, S, Fe, Mn, Cu and Zn nutrient. The leaf samples were analyzed for nutrient such as N, P, K, Ca, Mg, S, Fe, Mn, Cu and Zn. On the basis of soil textural classes, the soils of different pea growing areas varied from silty loam to clay loam and the bulk density is < 1.6 g cm-3, hence the soils are less compact and do not interfere with root growth. The soils were acidic to neutral in soil reaction. The soils are in safe limits of electrical conductivity as the values were less than 0.8 dS m-1. Soil organic carbon status was found to be medium to high in both layers. The available N content was low in surface and sub-surface layers. The available K, Cu and Zn contents were medium to high in availability, whereas P, Ca, Mg, S, Fe and Mn were high in status. The leaf nutrient status indicated that 42.96, 71.85, 11.11 and 11.11 per cent samples were deficient in N, P, S and Cu, while 89.63, 92.59, 87.41 and 88.89 per cent were sufficient in K, Ca, Mg and Cu. However, nutrient status of leaf Fe, Mn and Zn were high in 100, 66.67 and 65.93 per cent samples. Soil organic carbon was significant and positively correlated with N, Fe, Mn and Zn. Available Ca and Mg exhibited significant and positive relationship with their respective leaf nutrient contents. On the basis of coefficient of variation, the soil properties such as the bulk density, pH and exchangeable Ca are least variable. Whereas, available nutrients like N, Ca, Mg, Fe, Mn and leaf N, P, K, Ca, Mg, S and Cu are moderately variable. However, electrical conductivity, OC, available P, K, S, Cu, Zn and leaf Fe, Mn and Zn are highly variable. For moderately and highly variable soil parameters, site specific nutrient management strategies should be developed and popularized for enhancing the productivity of the crop in the region.ThesisItem Open Access CONTRIBUTIONS OF THE CYTOLOGY OF SOME OF THE CUCURBITACEAE(THE UNIVERSITY OF THE PANJAB, 1936) JUNEJA, SHAM LAL; GHOSE, S. LThesisItem Open Access PHYSIOLOGICAL AND PATHOLOGICAL STUDIES OF SOME FUNGI(HIMACAHL PRADESH KRISHI VISHVA VIDYALAYA COLLEGE OF AGRICULTURE, SOLAN, 1952) AGRAWALA, R. K.; MITRA, A. KThesisItem Open Access STUDIES ON INHERITANCE OF CERTAIN CHARACTERS IN LUFFA SPECIES(FACULTY OF THE POST-GRADUATE SCHOOL OF THE INDIAN AGRICULTURAL RESEARCH INSTITUTE, NEW DELHI, 1964) THAKUR, M. R; CHOUDHURY. BThesisItem Open Access PHYSIOLOGICAL AND PATHOLOGICAL STUDIES OF SOME STORAGE ROTS OF APPLE(SOLAN, HIMACHAL AGRICULTURAL COLLEGE & RESEARCH iNSTITUTE, 1967) GAUTAM, NAGINDER PERSHAD; AGARAWALA, R.K.ThesisItem Open Access EFFECT OF SOME GROWTH REGULATORS AND RINGING ON CONTROL OF PRE-HARVEST FRUIT DROP IN APPLE (MALUS PUMILA MILL)(HIMACHAL PRADESH UNIVERSITY AGRICULTURAL COMPLEX COLLEGE OF AGRICULTURE, SOLAN, 1967) PANWAR, PREM CHAND; CHADHA, T. RThesisItem Open Access STUDIES ON THE EFFECT OF DIFFERENT ROOTSTOCK ON THE YIELD AND QULITY OF FRUITS IN SOME COMMERICAL VARIETIES OF MANDARIN (CITURUS RETICULATA BLANCO)(HIMACHAL PRADESH UNIVERSITY AGRICULTURAL COMPLEX COLLEGE OF AGRICULTURE, SOLAN, 1967) MAHAJAN, JAGDISH RAJ; THAKUR, D. RThesisItem Open Access SURVEY OF FUNGAL FLORA OF SOLAN AREA(SOLAN ,HPU,AGRICULTURAL COMPLEX, 1967) NAYAR, SURESH KUMAR; SOHI, H.S.ThesisItem Open Access STUDIES ON MORPHOLOGY AND FRUIT QUALITY ON SOME PEACH VARIETIES(PRUNUS PERSICA BATSCH)(SOLAN, HIMACHAL AGRICULTURAL COLLEGE & RESEARCH iNSTITUTE, 1967) SANKHAYAN, SWATANTAR ANAND; CHADAH, T RThesisItem Open Access STUDIES ON THE EXTENT OF POLYEMBRYONY IN SOME SPECIES FN AVARIETIES OF CITRUS(DEPARTMENT OF POMOLOGY AND FRUIT TECHNOLOGY HIMACHAL PRADESH KRISHI VISHVA VIDYALAYA COLLEGE OF AGRICULTURE, SOLAN, 1967) BAJWA, BALWANT SINGH; THAKUR, D. RThesisItem Open Access EFFECT OF 2, 4, 5-T & GIBBERELLIC ACID ON THE SIZE & QUALITY OF PLUM FRUITS (PRUNUS SPP.)(COLLEGE OF HORTICULTURE DR. YASHWANT SINGH PARMAR UNIVERSITY OF HORTICULTURE AND FORESTRY, 1967) SINGH, UDENDRA; THAKUR, D.RThesisItem Open Access ANGULAR LEAF SPOT OF BEANS CAUSED BY ISARIOPSIS GRISEOLA SACCARDO(SOLAN ,HPU,AGRICULTURAL COMPLEX, 1968) SHARMA, RISHI DASS; SOHI, H.S.ThesisItem Open Access STUDIES ON MORPHOLOGY AND FRUIT QUALITY IN SOME PLUM VARIETIES (PRUNUS SALICINA LINDL. AND P. DOMESTICA L.)(DEPARTMENT OF POMOLOGY AND FRUIT TECHNOLOGY HIMACHAL PRADESH KRISHI VISHVA VIDYALAYA COLLEGE OF AGRICULTURE, SOLAN, 1968) NEGI, TEJESUVI CHANDER PRAKASH; THAKUR, D. RThesisItem Open Access EFFECT OF GRWOTH REGULATORS ON REGULATORS ON THINNING, TIME OF RIPENING, SIZE AND QUALITY OF FRUTI IN SOME VARIETES OF APRICOT (PRUNUS ARMENIACA L.)(HIMACHAL PRADESH UNIVERSITY AGRICULTURAL COMPLEX COLLEGE OF AGRICULTURE, SOLAN, 1968) GURUNG, NARAIN SINGH; THAKUR, D. RThesisItem Open Access STUDY OF THE ANTHRACHOSE DISEASE OF APPLE TREES CAUSED BY GLOEOSPORIUM FRUCTIGENUM BERK(SOLAN, HIMACHAL AGRICULTURAL COLLEGE & RESEARCH iNSTITUTE, 1968) DUTT, KESHAV; AGARWALA, R.K.ThesisItem Open Access STUDY OF THE FUNGI CAUSING LEAF SPOT DISEASE IN POME AND STONE FRUIT TREES(SOLAN, HIMACHAL AGRICULTURAL COLLEGE & RESEARCH iNSTITUTE, 1968) SUD, VINOD K.; AGARWALA, R.K.ThesisItem Open Access STUDY OF THE ANTHRACNOSE DISEASE OF APPLE TREES CAUSED BY GLOEOSPORIUM FRUCTIGENUM BERK.(SOLAN, HIMACHAL AGRICULTURE COLLEGE & RESEARCH INSTITUTE, 1968) DUTT, KESHAV; AGARWALA, R.K.ThesisItem Open Access EFFECT OF SOME GROWTH REGULATORS ON THINNING OF PLUM (PRUNUS SALICINA LINDI)(HIMACHAL PRADESH UNIVERSITY AGRICULTURAL COMPLEX COLLEGE OF AGRICULTURE, SOLAN, 1969) LAL, BRIJ BIHARI; THAKUR, D.R