Apple questions and answers
Horticulture
Apple
| Question | Answer | |
| 1 | Botanical name? | Malus domestica |
| 2 | Family? | Rosaceae |
| 4 | Origin? | Asia minor to Western Himalayas |
| 5 | Climate? | Temperate |
| 5 | Liberty variety of Apple is resistance to? | All fungal diseases |
| 6 | Flower colour? | White to Pink |
| 7 | Most widely grown temperate fruit in the world? | Apple |
| 8 | India-rank in Apple production in the world? | 11th |
| 9 | HP is known as? | “Apple bowl of India”. (Kotagarh H.P.) |
| 10 | Almost all varieties have a chilling requirement of? | 1000 hours at or below 7.2°C temperature |
| 11 | In India, pollinizing trees are recommended for regular cropping? | 11 to 33% |
| 12 | There are usually size grades of Apple? | 6 |
| 13 | Early fruit drop-due to lack of? | Pollination and competition |
| 14 | June drop-due to? | Moisture stress and environmental conditions |
| 15 | Preharvest drop-due to development of Abscision layer, formation of? | Ethylene |
| 16 | High yielding varieties? | Scarlet gola, Red fuzi |
| 17 | San Jose scale got it’s entry into India from France in? | 1906 |
| 18 | Optimum temperature for pollen germination and fruit setting is? | 21.1 – 26.7 °C |
| 19 | Cider-fermentated wine prepared from? | Apple |
| 20 | Leading apple producing state? | J & K |
| 21 | Average Summer temperature should be around during active growth period? | 21-24 °C |
| 22 | Most critical period for water requirement? | April-August |
| 23 | Who Produced the Ist Apple cultivar? | Thomas Andrew knight |
| 24 | Early varieties experience loss How Much %? | 40-60% |
| 25 | Pruning in apple is essential to maintain balance between vegetative growth and? | Spur development |
| 26 | New Apple cultivar “Akbar”, cross of? | Ambri X Cox orange pippins |
“Success isn’t measured by money or power or social rank. Success is measured by your discipline and inner peace.”
| Rootstock |
| (A) Seedling |
| Crab apple – Malus baccata – most commonly used rootstock in India |
| (B) Clonal |
|
| **EMCA series of rootstock resistant to virus. |
| Varietyes | ||
| Early | ||
| Tydemans early | Irish peach | Benoni |
| Early shanburry | Fenny | |
| Mid | ||
| Red delicious | Richared | Top red |
| Goldendelicious | Lord lambourne | Red chief |
| Red gold | American mother | Jonathan |
| Rome beauty | Razakwar | McIntosh |
| Cortland | ||
| Late | ||
| Yellow newton | Winter banana | Granny smith |
| Lal Ambri | Rymer | Buckingham |
| Green English varieties: | ||
| Black bendavis | Baldwin | Cox’s orange pippin |
| Pippins | ||
| Scab resistant varieties | ||
| Florina (France) | Prima | Priscilla |
| Sirprize | Jonafree | Shireen |
| Red gold | Red free | Firdous |
| Macfree | Nova easy | Liberty |
| Freedom | Nova mac | |
| Spur type | ||
| Stark-crimson | Red chief | White spur |
| Standard colour mutant | ||
| Top Red | Hardiman | Skyline supreme |
| Low-chilling varieties: | ||
| Parlin’s beauty : suitable for processing | Michel | Schlomit |
| Vared | Anna | Neomi |
| Tropical beauty | Tamma | |
| Crab variety | ||
| Crimson gold | Nodrift | Red flush |
| Yellow drops | ||
Success is dependent on effort.
| Hybrid varieties | |
| Lal Ambri | Red delicious x Ambri |
| Amb Red | Red delicious x Ambri |
| Amb starking | Starking delicious x Ambri |
| Ambroyol | Royal delicious Ambri |
| Amrich | Rich-a-Red Ambri |
| Sunheri | Ambri X Golden delicious |
| Chaubattia princess | Red delicious Early shanburry |
| Chaubattia anupam | Red delicious Early shanburry |
| Extra important point | ||
| 1 | Golden delicious, Yellow newton, Northem spy, McIntosh characteristics of? | Good seed viability |
| 2 | Delicious group of varieties are? | self-incompatible and cross pollinated |
| 3 | Red delicious, most popular variety of? | India |
| 4 | Red Gold-act as pollinizer for? | Red delicious and starking delicious |
| 5 | Golden delicious-commercial variety of? | USA and Europe |
| 6 | McIntosh leading variety of? | Canada |
| 7 | Indigenous variety grown in Kashmir and it have longest storage life? | Ambri |
| 8 | Indigenous variety grown in Kashmir? | Rymer |
| 9 | Triploid cultivars are? | Baldwin, Gravenstin, Winesap |
| 10 | Northern spy : Resistant to? | Wooly apple aphids |
| 11 | Seeds stratification at 4-7 °C for ? | 60-90 days |
| 12 | Scions cannot be used for grafting at their? | Active stage of growth |
| 13 | Meadow orcharding planting? | 20,000-70000 plants/ha (super high density) |
| 14 | Characteristics of apple bitter pit? | Golden Delicious, Yellow Newton |
| 15 | Internal browning characteristics of? | Yellow Newton |
| 16 | Ambri possess long keeping quality but? | Biennial in bearing |
| Major diseases | |
| 1. | Apple scab (Venturia inaequalis) |
| 2. | Powdery mildew (Podos phareleuchotricha) |
| 3. | Gloeosporium rot (Gloeosporium album, G. Perenners, G Fructigena) |
| 4. | Collar rot (Phytophthora cactorum and P. Syringae) |
| 5. | Apple Canker (Nectria galligena) |
| 6. | Fire blight- Erwinia amylovora |
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