Wasim Hassan Raja

Indian Council of Agricultural Research | ICAR · Central Institute of Temperate Horticulture

Walnut (Juglans regia L.) is one of the important nut crop of temperate region. There is a tremendous scope for its commercial cultivation in entire Himalayan region. The elevation of 1200 to 2200 m is considered congenial for walnut cultivation but the seedling tree of walnut have been observed growing beyond 2200 m especially in Ladakh and dry te...

Besides apple mosaic virus (ApMV), apple necrotic mosaic virus (ApNMV) has also been found to be associated with apple mosaic disease. Both viruses are unevenly distributed throughout the plant and their titer decreases variably with high temperatures, hence requiring proper tissue and time for early and real-time detection within plants. The prese...

Aim: To examine the effectiveness of 6-benzyladenine (BA) alone or in combination with gibberellic acid (GA3) on sylleptic shoots formation on one-year-old apple cv. Gala Mast grafted on MM-106 rootstock. Methodology: During the second vegetative period, the actively growing apical portion of the nursery tree was sprayed with varying doses of BA an...

The cherry is generally cultivated throughout the world from sub-temperate to temperate regions, while the strawberry crop is grown across the world irrespective of climates prevailing in the region. Both cherry and strawberry plants are susceptible to abiotic and biotic factors, singly or concomitantly. Among several biotic factors, pathogens incl...

Apple (Malus domestica) is the most important remunerative temperate fruit crop grown in the North Western Himalayan region of India. Apple orchards in India are under constant threat from a large number of fungal and viral pathogens. Appropriate and timely deployment of disease management depends on early disease detection. The most common disease...

Pruning is an important operation employed to improve both crop load and the appearance of a tree, but this practice is frequently neglected and misunderstood by the apple growers. Most of the time, apple growers want to do pruning correctly and they have right intentions, but they make a plenty of mistakes in this process. Improper pruning can not...

Horticultural operations are arduous and expensive and it is challenging to get and retain the labor force in this sector. The use of robots, drones, and automated systems is the future when it comes to enhancing efficiency and productivity within the horticulture industry

Background : Besides apple mosaic virus (ApMV), apple necrotic mosaic virus (ApNMV) has also been found associated with apple mosaic disease. Both viruses being labile in nature and their titer varies negatively with high temperatures, needs proper tissue as well as time for real time detection within the plants. The present study was carried out t...

Rootstock multiplication technology developed by ICAR-CITH, Srinagar has transformed the life of a Nursery Entrepreneur from Chamba, Himachal Pradesh

Many viruses have been found associated with apple mosaic disease in different parts of the world. In order to reveal and characterize the viruses and viroids in symptomatic apple plants, next-generation sequencing (RNA seq.) of rRNA-depleted total RNA using Illumina Hiseq2500 was applied to two cultivars, Oregon Spur and Golden Delicious, with sym...

The horticulture sector is perceived as the backbone of the Jammu and Kashmir economy as it significantly contributes to Gross State Domestic Production. Around 7 lakh families, comprising 33 lakh people, are directly or indirectly associated with the horticulture sector. During the last few years, the Kashmir fruit growers have suffered a major se...

High-density plantation in apple-A highly remunerative enterprise High-density planting (HDP) refers to increasing the plant population per unit area of land to increase the fruit production, overcome low productivity and the long gestation period for early returns, which is achieved by using suitable scion varieties grafted on dwarfing/semi-dwarfi...

Northeastern states in general and Arunachal Pradesh in particular, kiwifruit has bright prospects. Kiwifruit has been assessed as one of the important future profitable fruit crops in mid hills of Himalayas. Since it provides a high return per unit area and the farmers can earn about Rs. 4 to 5 lakhs per hectare annually. As per the economic Surve...

Out of five wild Malus species in the world, Malus baccata (L.) Borkh (MB) is reported from the extremely cold areas of north western Himalayas. These are widely used as a rootstock or source of resistance against various biotic and abiotic stresses due to its ecological adaptability and cold hardiness. The study of genetic diversity is an importan...

Out of five wild Malus species in the world, Malus baccata (L.) Borkh (MB) is reported from the extremely cold areas of north western Himalayas. These are widely used as a rootstock or source of resistance against various biotic and abiotic stresses due to its ecological adaptability and cold hardiness. The study of genetic diversity is an importan...

Light management within apple ( Malus domestica Borkh.) canopies has been an invariable rationale of fruit tree architecture strategy during the development of training systems. This paper attempts to compare fruit quality characteristics of three apple cultivars Coe Red Fuji, granny Smith and Spartan trained on three canopy architectural engineeri...

With the rapid adoption of vertical planner orchard planting systems particularly tall Spindle for apple high density planting plantation, apple growers need to utilize feathered nursery plants to ensure early production, which help to cover the substantial increased cost for establishment of high density orchard. However, mostly the planting mater...

Apples are most predominantly produced fruits, cultivated in all temperate regions across the globe. Over the last decade, Alternaria leaf and fruit spot disease caused by Alternaria species complex has created epidemic like condition all over the world. The infection begins in spring when overwintering mycelium produces conidia and infects young e...

The present investigation was carried out to study the genetic variability among 120 apple cultivars for qualitative and quantitative traits. The apple cultivars showed a considerable genetic diversity with respect to qualitative and quantitative characters. Spreading type of growth habit was found in 84.16% of cultivars while 55% cultivars showed...

The study presents the influence of 6-benzayladenine alone and in combination with gibberellic acid on growth and lateral branching of one-year-old ‘Oregon Spur’ apple nursery trees grafted on MM-106 rootstock. Different concentrations of BA and BA+GA3 (200, 300, 400, 500, 600 and 700 ppm) were applied three times at one week interval during second...

Apple (Malus × domestica Borkh) is one of the commercially grown fruit in temperate regions of India. In recent years, the incidence of apple cankers disease is increasing and assuming an epidemic in most of the apple growing parts of Kashmir. During 2017-18, canker disease incidence was observed in all the apple growing regions surveyed, with char...

Apple (Malus × domestica Borkh), one of the commercially grown fruit in India, is susceptible to canker disease caused by various Diplodia spp. To identify the species associated with the disease, diseased samples were collected during 2017-18 from various apple growing regions. The observed symptoms were sunken brown elliptical lesions having seri...

Onion (Allium cepa L.) an important vegetable and spice crop is susceptible to Stemphylium blight incited by Stemphylium vesicarium. It causes significant losses (up to 80%) in seed as well as bulb crop. The synthetic fungicides are the only option available to farmers for its management, which in long run may result in resistance development in pa...

Strawberry (Fragaria × ananassa Duch) is one of the most important widely consumed small fruit in the world. The cultivated fruit is popular for its bright color, aroma and texture, which contain a number of nutrients for good health. The future of soilless culture will depend on the development of new production systems and substrates that are com...

Apple scab is the most important disease of apple (Malus × domestica) throughout the temperate regions of world. This disease results in 70% yield loss and even complete loss is also possible, if it is not managed in orchards properly. The infection begins in spring when ascospores are released and infect young emerging apple leaves. Conidia are th...

The present study was carried out to detect genetic diversity for chromatic and antioxidant characteristics and to quantify fruit skin colour and antioxidant contents among twenty Cape gooseberry genotypes. The association and multivariate analysis was performed and among the chromatic traits the L* value was recorded lowest (23.63) in genotypes CI...

The Quince (Cydonia oblonga Mill.) is the only member of the genus Cydonia in the family Rosaceae. It is mostly used for culinary purposes and has great potential in processing industry. Quince genotype collections are maintained in quince block at ICARCITH, Srinagar. Physicochemical attributes play an important role in determining the nature and b...

Pollination is the transfer of pollen from the male part of the flower to the female part of the flower. Some types of fruit trees may be pollinated with their own pollen and are considered selffruitful or self-pollinating. Other types of trees require pollen from a different variety of the same type of tree and are considered self-unfruitful. The...

Saffron (Crocus sativus L.) is economically as well as medicinally an important flowering plant, generally known as golden condiment. As generative propagation in nature is practically impossible, growing can be maintained asexually with daughter corms year after year. Demand of the corm is increasing year after year, due to the various factors aff...

Persian walnut belongs to genus Juglansof family Juglandaceae and valued for its nutritious kernels. The Persian walnut (Juglans regiaL.) bear fruit in panicle of 1 to 3 fruits and occasionally with five fruits per panicle. Previous report showed that cluster bearing is a rare trait in J. regia. A selective survey was conducted with the objective t...

In order to identify suitable fertigation techniques to get higher return from fertilizer application in apple-growing cold humid regions of north-west Himalayas, an experiment with different fertigation treatments was conducted at ICAR-Central Institute of Temperate Horticulture Farm, Srinagar. As regards yield-fertilizer ratio (YFR), the results...

Apricot (Prunus armeniaca L.) is an important fruit crop grown in India and has rich diversity in North Western Himalayan region. In apricot, major breeding concern is: 1) extension of ripening season either early or late because the most of commercial varieties ripen in a small window of early/mid season. 2) Late flowering to escape spring frost a...

Apple scab is one of the most widespread diseases of apple trees causing huge economic losses both quantitatively and qualitatively. The increased expenses associated with labor and fungicides justify the investigation of an alternative, effective, least expensive resistance approach to deal with this disease. In present study we evaluated differen...

Abstract Preharvest fruit drop (PFD) is an important cause of fruit loss in apple industry and has been a recognized as severe problem in apple production for many years. Pre harvest fruit drop (PFD) in which fruits are shed from the tree before ripening phase prior to horticultural maturity can occur in several apple cultivars. The severity of dro...

Nuts play a very significant role in humanhealth and preventmany diseases.Thenuts are rich source of unsaturated fatty acids, protein, vitamins, minerals and antioxidants. No doubt they are important part of our diet but the overeating of nuts in an undesirable form will ledto serious health hazards. This article along with the nutritional and heal...

In the modern, intensified agriculture, the efficient management of plant diseases is essential. At present the most reliable means of doing this is by the use of fungicides. Fungicides are the toxic substances which either kill or check the growth of the fungi. During the last two decades, fungicide research has produced a diverse range of fungici...

Abstract In disease management, the indiscriminate use of chemicals have caused negative impact on environment and resulted in resistant strains of microbes to these chemicals. The chemical pesticides has undoubtly enhanced the food production, but has also adversely affected the environment and non-target beneficial organisms. Keeping in view thes...

The aim of this study was to determine average daily gain in physico-chemical characteristics, yield efficiency, Flesh thickness, Stone size, Pulp stone proportion and Leaf size of some apricot cultivars at commercial harvest. Correlation analysis was conducted to assess change in yield efficiency and flesh thickness with regard to leaf size. Beari...