Weed management technologies developed
(As per CIB guidelines)
Sl. No. |
Crop |
Name of the technology |
Year of release |
Cost saving (`/ha) |
Yield increase (kg/ha) |
Percent of farmers adopted the technology |
Approximate area covered in the state (ha) |
1 |
Wheat |
The farmers of middle Gujarat agro climatic zone growing wheat are recommended to apply premix broad spectrum herbicide clodinafop propargyl (15%) + metsulfuron methyl (1%) WP 64 g/ha or sulfosulfuron (75%) + metsulfuron methyl (5%) WG 32 g/ha (mix in 500 litres of water) as post emergence application (25-30 DAS) or carry out hand weeding at 20 and 40 days after sowing for effective management of complex weed flora and higher net return. No adverse effect of herbicides on succeeding crops was observed. |
2017 |
4882 |
2903 |
60 |
540000 |
2 |
Garlic |
The farmers of middle Gujarat agro climatic zone growing garlic are recommended to apply paddy straw mulch 5 t/ha (0-3 DAP) followed by hand weeding at 30 and 60 days after planting (DAP) for effective management of complex weed flora and higher net return. |
2019 |
6780 |
3390 |
10 |
1400 |
3 |
Soybean |
The farmers of middle Gujarat agro-climatic zone growing soybean are recommended to adopt any of the following orders |
2019 |
|
|
|
|
|
11480 |
2167 |
70 |
80000 |
|||
|
10980 |
2237 |
|||||
|
11410 |
2337 |
|||||
|
7051 |
2237 |
|||||
|
6955 |
2277 |
|||||
No any residues of applied herbicides found in produce and soil. There was no adverse effect of herbicide applied in soybean on succeeding crops. |
6866 |
2317 |
|||||
4 |
Groundnut |
The farmers of middle Gujarat Agro-climatic Zone growing summer groundnut are recommended to adopt any of the following for effective management of complex weed flora and higher net return without any herbicide residues in produce and soil. |
2020 |
|
|
|
|
Pre-emergence (2-3 DAS) application of oxyfluorfen 23.5% EC 180 g a.i./ha (15.3 ml/10 litre of water) fb post-emergence (25-30 DAS) application of imazethapyr 10% SL 100 g a.i./ha (20 ml/10 litre of water) |
5800 |
140230 |
|
|
|||
Pre-emergence (2-3 DAS) application of oxyfluorfen 23.5% EC 180 g a.i./ha (15.3 ml/10 litre of water) fb post-emergence (25-30 DAS) application of imazethapyr 35% + imazamox 35% WG (premix) 70 g a.i./ha (2 g/10 litre of water) |
5650 |
132409 |
|
|
|||
Pre-emergence (2-3 DAS) application of oxyfluorfen 23.5% EC 180 g a.i./ha (15.3 ml/10 litre of water) fb interculturing and hand weeding at 40 DAS |
5950 |
142806 |
|
|
|||
Early post-emergence (10-15 DAS) application of imazethapyr 10% SL 100 g a.i./ha (20 ml/10 litre of water) fb interculturing and hand weeding at 40 DAS |
5430 |
126630 |
|
|
|||
Early post-emergence (10-15 DAS) application of fluazifop-p-butyl 11.1% w/w + fomesafen 11.1w/w SL (premix)250 g a.i./ha (20 ml/10 litre of water) fb interculturing and hand weeding at 40 DAS |
5550 |
129513 |
|
|
|||
Interculturing and hand weeding at 20 and 40 DAS for effective management of complex weed flora |
5840 |
127944 |
|
|
Note: The information on average cost saving and yield increase should be on the basis of data from larger plots, which reflect the state.