Chilli yield was highest at 285q with the leading weed-control treatment.

alachlor · yield · Capsicum (peppers)Results agree

3 papers in the same direction as this claim

1. positive
   Alachlor plus hand weeding produced maximum dry fruit yield of 41.3 q/ha.

   Integrated Weed Management in Chilli (Capsicum annum L.) under Mid-Hill Conditions of North-Western Himalayas · 1999 · compared with weed free

   Same direction

2. positive
   The treatment gave highest green chilli yield of 256.93 q per ha.

   Integrated Weed Management in Chilli + Garlic Intercropping System · 2019 · compared with pre-emergent application of pendimethalin at 1.5 kg/ha +2 HW at 45 and 60 DAT

   Same direction

3. positive
   Pre-emergence alachlor plus one hand weeding on day 30 gave numerically higher chilli fruit yield than herbicide application only.

   Weed Control Studies in Chilli · 1976 · compared with herbicides application only

   Same direction

herbicide · yield · Capsicum (peppers)Positive and negative results

10 papers in the same direction as this claim · 2 in the opposite direction

1. positive
   Hand weeding gave the highest number of fruits per plant in chilli (36.11).

   Weed management in transplanted chilli · 2014

   Same directionCited by this paper

2. no effect
   PRE herbicides did not affect pepper yield.

   Tomato and bell pepper tolerance to preemergence herbicides applied posttransplant in plasticulture production · 2022

   Opposite direction

3. no effect
   EPOST halosulfuron treatments gave pepper yields statistically equivalent to untreated controls for each of the three types.

   Pre and Early Postemergence Herbicide Phytotoxicity and Yield Effects in Transplanted Peppers · 2004 · compared with untreated controls

   Opposite direction

4. positive
   Weed-free treatment maximized plant height and fruit size, weight, and yield; fluchloralin with hand weeding ranked next.

   Integrated weed management in chilli (Capsicum annuum) · 2001 · compared with fluchloralin 2.0 kg hand weeding at 45 days after transplanting

   Same direction

5. positive
   Weed control treatments generally significantly increased chilli yield against the weedy check, with specified exceptions.

   Integrated Weed Management in Chilli (Capsicum annum L.) under Mid-Hill Conditions of North-Western Himalayas · 1999 · compared with weedy check

   Same direction

6. positive
   Gross and net returns were significantly higher with pendimethalin plus one hoeing and one hand weeding than with the rest of the treatments in chilli.

   Integrated weed management in chilli under rainfed condition · 2015 · compared with rest of treatments

   Same direction

7. positive
   The treatment gave highest green chilli yield of 256.93 q per ha.

   Integrated Weed Management in Chilli + Garlic Intercropping System · 2019 · compared with pre-emergent application of pendimethalin at 1.5 kg/ha +2 HW at 45 and 60 DAT

   Same direction

8. positive
   Pre-emergence alachlor plus one hand weeding on day 30 gave numerically higher chilli fruit yield than herbicide application only.

   Weed Control Studies in Chilli · 1976 · compared with herbicides application only

   Same direction

4 papers more in this group