Which is important disease of arecanut?
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Which is important disease of arecanut?
Bud rot. Disease symptoms: Initial symptom is the characteristic change of spindle leaf colour from green to yellow and then brownish. The leaves rot and the growing bud rots causing death of the palm.
Which is the best fertilizer for areca nut?
Annual application of 100 g N (220 g urea), 40 g P2O5 (200 g rock phosphate) and 140 g K2O (235 g muriate of potash) in addition to 12 kg each of green leaf and compost per palm per year is recommended. The fertilizers are to be applied in two split doses.
How do you grow Arecanuts?
Seedlings of 1 – 2 years age are planted in pits of about 90 cm x 90 cm x 90 cm at a spacing of 2.75 m either way and covered with soil to the collar level and pressed around. Provide shade during summer months. Growing Banana or other crops in advance may also provide shade.
How do you harvest Arecanuts?
Harvesting in Arecanut Cultivation:- In arecanut farming, the nut bearing starts after 5 years of planting. Generally, nuts are harvested when they are three quarters ripe. The number of harvestings will vary from 3 to 6 in 1 year depending upon the season and place of cultivation.
How do you control red rot in sugarcane?
Physical method:
- Removal of the affected clumps at an early stage and soil drenching with Carbendazim 50 WP (1 gm in 1 litre of water)
- The cut ends and entire setts should be dipped in a fungicide solution, such as one per cent Bordeaux mixture.
Is urea good for arecanut?
Fertilizers requirement for the plantation of Arecanut A fertilizer dose of 100g N, 40g P2O2 and 140g K2O (200g of urea; 200g of rock phosphate and 230 g of muriate of Potash) per palm per year is recommended.
What is DAP fertilizer?
Di-ammonium Phosphate popularly known as DAP is a preferred fertilizer in India because it contains both Nitrogen and Phosphorus which are primary macro-nutrients and part of 18 essential plant nutrients. DAP is manufactured by reacting Ammonia with Phosphoric acid under controlled conditions in fertilizer plants.
Where are Arecanuts grown India?
Arecanut is mainly grown in the states of Karnataka, Kerala and Assam. Among these, Karnataka and Kerala account for about 70 per cent of the country’s production. Tamil Nadu, Maharashtra, A.P., West Bengal and Odisha are the other important producing states which have expanded arecanut cultivation in the recent past.
When do you plant Arecanuts?
The planting is done during May –June with the onset of monsoon. Arecanut plants need adequate protection from exposure to the south western sun as they are susceptible to sun-scorch. Proper alignment of the palms in the plantation will minimise sun scorching of the stem.
What affects sugarcane?
Among these the most important diseases are: Sugarcane smut; Ratoon Stunting Disease; Red rot; Pineapple disease; sugarcane rust and Sugarcane mosaic virus disease. Most important sugarcane diseases are systemic. Planting infected seed cane can spread the diseases and increase in ratoons.
Which one is the disease of sugarcane crop?
Other Diseases of Sugarcane
| S.No. | Disease | Causal organism |
|---|---|---|
| 1. | Gumming disease | Xanthomonas campestris pv. vasculorum |
| 2. | Red stripe | Pseudomonas rubrilineans |
| 3. | Eye spot | Bipolaris sacchari |
| 4. | Leaf scorch | Stagnospora sacchari. |
What is NPK fertilizer?
Every label carries three conspicuous numbers, usually right above or below the product name. These three numbers form what is called the fertilizer’s N-P-K ratio — the proportion of three plant nutrients in order: nitrogen (N), phosphorus (P) and potassium (K).