Bissoy.com
Doctors Medicines MCQs Q&A

Herbicide used in pineapple for weed control is

Herbicide used in pineapple for weed control is Correct Answer All are correct

The correct answer is All are correct.

  • The predominant weeds in pineaple are Cyperus spp. Cynodon dactylon and Digitaria marginata among monocots.
  • Lagasca mollis, Portulaca oleracea and Mollugo pentaphylla among dicots.

​

  • Excellent control of monocot and dicot weeds in pineapple var. kew with a combination of Bromocil and Diuron at 2 + 2 kg a.i./ha when given as pre-emergent treatment.
  • Bromacil at 3 kg/ha as pre-emergent spray, 15 days after planting of pineapple, to be effective for controlling weeds up to 90 days.
  • Very good control can be achieved with wide spectrum of weed flora in pine apple plots treated with Diuron at 2 kg a.i. /ha.
  • Application of Glyphosate at 1.5 kg/ha along with one hand weeding was most effective control of weeds.

Related Questions

A pineapple has 75% water content and when it is dried in sun the water content is 20%. How many kilograms of dried pineapple can be obtained from 200 kg pineapple?
A vessel contains a mixture of Grape, Pineapple and Banana juices in the respectively ratio of 4 : 6 : 5. 15 litres of this mixture is taken out and 8 litres of grape juice and 2 litres of pineapple juice is added to the vessel. If the resultant quantity of grape juice is 10 litres less than the resultant quantity of pineapple juice, what was the initial quantity of mixture in the vessel ? ( in litres)
Which of the following is/are the advantages of using a control chart for inspection? (i) A control chart indicates whether the process is in control or out of control. (ii) A control chart determines process variability. (iii) A control chart ensures product quality. (iv) Scrap or percentage reduction can be reduced by taking the necessary actions in time against the warnings indicated by control charts. (v) Control charts build up the reputation of the organization through customer’s satisfaction. (vi) The control chart can detect the unusual variations taking place in a process.
The new cotton technology, Bollgard-II, with herbicide tolerant traits has developed into a thriving business in India. However, the commercial use of this technology is not legal in India. Notwithstanding that, reports indicate that the herbicide tolerant Bt cotton had been purchased by farmers at an average of Rs. 200 more than the control price of ordinary cotton and planted in 15% of the cotton growing area in the 2017 Kharif season. Which one of the following statements can be inferred from the given passage?
Which of the following herbicide is used for pre-emergence weed control in rice?
Which of the following herbicide is used in wet seeded rice for weed control?
The herbicide which controls the growth of milk weed vines in citrus orchards is
A mixed juice was prepared by mixing orange, apple and pineapple juices in the ratio 18 ∶ 16 ∶ 3 respectively. On adding 8 litres of orange juice and 4 litres of pineapple juice, the ratio of mixed juice changes to 5 ∶ 4 ∶ 1. How much apple juice should be further added to it, so that the ratio of mixed juice becomes 10 ∶ 9 ∶ 2?
A drink is to be prepared by mixing 4 parts of orange juice, 3 parts of pineapple juice and 1 part of apple juice. If 12 litres of orange juice, 15 litres of pineapple juice and 4 litres of apple juice is available, how much mixture can be prepared from the available juices?
A mixed fruit juice is made by mixing apple juice, orange juice and pineapple juice in the ratio 3 ∶ 5 ∶ 4 respectively. How much apple juice and orange juice is required to prepare the mixed fruit juice containing 16 litre of pineapple juice?