AAU-KVK, Dhemaji

Under On farm testing (OFT) programme following new technologies have been tested by the Subject Matter Specialists of respective discipline to observe the feasibility and economic viability in the district addressing the specific problem. The following are the OFTs conducted during 2022-23:

1. Assessment of KSB in reduction of Potassic Fertilizers on Sali paddy.

2. Fertilizer prescription equation for targeted yield of winter Rice Sub 1. 

3. Management of Rice Hispa in Sali Paddy cultivation. 

4. Validation of ITK to control insect pests in Brinjal by spraying cow urine mixed with tobacco-soaked water. 

5. Management of Fall Army Worm in Maize. 

6. Introduction of Azolla as dietary supplement to poultry for assessing the performance.

7. Assessment of upgraded goat (Beetal cross) under agroclimatic condition of Dhemaji district. 

8. Assessment of biofortified sweet potato Bhu sonaand Bhu Krishna with Dergaon Red under Dhemaji condition. 

9. Organic cultivation of Brocolli. 

10. Assessment of French bean variety Arka Komal and Arka Sukomal. 

11. Validation of Trimming of branches in Pumpkin. 

12. Cultivation of Ridge gourd using organic sources of nutrients. 

13. Assessment of Improved moisture stress tolerant variety in Indian mustard through mutation breeding. 

14. Assessment of newly developed Yellow Sarson line AAU JYS-14-2 in Dhemaji district. 

15. Assessment of DWR based cropping sequence in Dhemaji district. 

16. Assessment of Soybean-Maize cropping sequence in upland situation of Dhemaji district: An OFT on cropping sequence of Soybeam -Maize was done in three locations of Dhemaji district (Kemi Jelam, Purana Jelam and Jonai). 

17. Assessment of field pea variety SPC-101 and HFP-715 in rice-pulse (field pea) double cropping sequence under medium land situation of Dhemaji district.

During 2022-23, a total of 82 nos. of training programmes were conducted by KVK Dhemaji. The total number of participants was 1860 comprising 1357 farmers and 503 of farm women. Out of the total participants, around 58.30 % were from SC/ST communities and 41.7 % were from other communities of the district.

Following other extension activities were conducted during the year 2022-23.

During 2022-23 KVK, Dhemaji achieved the Seed and planting material production worth Rs. 2,84,065.00. The summary is as given below :

Students under the RAWEP were alloted to KVK, Dhemaji during 2022-23 and the programme started during February’ 2023. There were 36 nos. of students under the faculty of Agriculture from different colleges of Agriculture under AAU, Jorhat. One village namely Joriguri was alloted towards work experience of the students.

On July 16, 2022 during the 94th foundation day of the ICAR, some prestigious awards to ICAR institution, research organizations, scientists and farmers were announced. Out of these prestigious national awards “Pandit Deen Dayal Upadhyay Krishi Antodaya Puraskar” had been given to four nos. of farmers of the country. Sri Devajit Changmai, a small farmer from Sripani Mathadang village of Dhemaji district has been able to bag this award. Sri Changmai under the guidance of KVK, Dhemaji has produced Certified Paddy seeds since 5 years and contributed towards the enhancement of productivity of Paddy in the district. 

Shri Changamai has also produced 120 to 150q of certified seeds of submergent tolerant varieties Bahadur Sub-1 and Ranjit Sub-1 which are promising varieties in flood affected district like Dhemaji. In his backyard area of only 0.22 ha, he has adopted for horticulture-fishery-poultry Integrated Farming System from where he could able to earn about 1.5 lakhs annually. 

After getting the guidance from KVK Dhemaji, he started a small nursery unit producing seedlings of assam lemon, betelvine, black pepper, coconut, papaya and vegetables and cultivating off season vegetables in low-cost polyhouse. A small farm unit “Bishnujyoti Krishi Farm” established by Changmai served as an agriculture information centre for fellow farmers, college students and agri-prenuers. Being a small farmer Shri Changmai is successful in upliftment of livelihood along with contribution towards the development of the agriculture sector in the district. 

1. A total of 25 numbers of proven technologies were demonstrated as FLDs covering 246 numbers of farmers at different locations across the district for horizontal spread of respective technology.

2. Four different technologies of Oilseed and Pulses covering 134 ha area (Sesamum - 24 ha; Toria - 70 ha; Blackgram- 20 ha; Lentil- 20 ha) were demonstrated as CFLD with participation of 335 farmers for large scale demonstration of the respective technology.

A total of 21 OFTs were conducted on different topics covering 74 nos. of farmers at different locations.

Year	Crop	Discipline	Thematic Area	Technology Demonstrated	Season/ Year	Area Covered (Ha) /Nos.	No. of demos.	No. of Farmers
2025-26	Paddy	Crop Science	Varietal evaluation	CR Dhan 310 and CR Dhan 311	Kharif	4.00 ha	10	10
	Paddy	Crop Science	Crop production	Scientific cultivation of medium duration nutrient rich paddy variety Labanya	Kharif	2.00 ha	25	25
	Blackgram	Crop Science	Crop production	Scientific cultivation of Blackgram under contingency plan of KVK Dhemaji	Kharif	4.4 ha	60	60
	Sesamum	Crop Science	Crop production	Scientific cultivation of Sesamum under contingency plan of KVK Dhemaji	Kharif	25 ha	185	185
	Paddy	Crop Science	Seed production	Participatory seed production of Rice varieties	Kharif	5.66 ha	8	8
	Rapeseed	Crop Science	Seed production	Certified seed production of Toria varieties	Rabi	5 ha	3	3
	Rapeseed	Crop Science	Crop production	Promotion of Rapeseed and mustard under ICAR-IIRMR-NEH Programme	Rabi	80 ha	200	200
	Rapeseed	Crop Science	INM	INM in Toria under CFLD Oilseed	Rabi	130.00 ha	325	325
	Groundnut	Crop Science

Detail of participants of Dhemaji district:

1. Assessment of drought tolerant medium duration paddy variety ‘AAU TTB Dhan 45 (Line 8)’ under agro-climatic situation of Dhemaji district: 

A field assessment of drought-tolerant medium-duration paddy variety AAU-TTB Dhan 45 (Line 8) was conducted under the agro-climatic conditions of Dhemaji district. The variety (120–130 days) recorded 43 q/ha grain yield, with a gross return of ₹1,10,467/ha, net return of ₹61,212/ha and B:C ratio of 2.24, compared with 32 q/ha and a B:C ratio of 1.83 under farmers’ practice (Bash Dhan).

2. Assessment of submergence and drought tolerant medium duration rice variety CR Dhan 802 under agro-climatic situation of Dhemaji district:

A field assessment of CR Dhan 802 (145–150 days) was conducted under the agro-climatic conditions of Dhemaji district to address the vulnerability of existing Sali rice varieties to submergence and moisture stress. CR Dhan 802 tolerated 4–6 days of submergence and a 98-day drought spell without replanting, and recorded 45 q/ha grain yield, compared with 47.4 q/ha for Ranjit Sub 1 and 34 q/ha under farmers’ practice (Jahangir). It generated a net return of ₹78,585/ha and B:C ratio of 2.34

1. Scientific cultivation of bio-fortified rice variety CR Dhan 310 and CR Dhan 311 under agro-climatic situation of Dhemaji district: Scientific cultivation of biofortified rice varieties CR Dhan 310 and CR Dhan 311 was demonstrated covering an area of 4.0 ha across 10 locations of the district. CR Dhan 310 and CR Dhan 311 recorded a duration of 130 and 132 days and grain yields of 42 and 43 q/ha, respectively. The varieties generated net returns of ₹58,643/ha and ₹61,212/ha, with B:C ratios of 2.19 and 2.24, respectively.

KVK Dhemaji undertook participatory seed production of Toria varieties TS-38 and TS-67 over an area of 5.0 ha, involving farmers in quality seed production under local agro-climatic conditions. TS-38 recorded 51 siliqua/plant and 16 seeds/siliqua, with a seed yield of 9.0 q/ha, while TS-67 recorded 45 siliqua/plant and 15 seeds/siliqua, yielding 7.2 q/ha. The gross returns were ₹63,000/ha for TS-38 and ₹50,400/ha for TS-67, with net returns of ₹39,440/ha and ₹26840/ha, respectively, against a cultivation cost of ₹23,560/ha. The corresponding benefit-cost ratios were 2.67 and 2.13, respectively. The results demonstrated the economic potential of participatory Toria seed production and its scope for enhancing farm income while ensuring the availability of quality seed for wider cultivation in Dhemaji district. 

1. Training and Awareness Programme on “Registration of Farmers’ Varieties under the Protection of Plant Varieties and Farmers’ Rights Authority (PPV&FRA)” was organized on 13 March 2026 to sensitize farmers and stakeholders about the protection, conservation and registration of farmers’ varieties under the PPV&FR Act, 2001. An exhibition showcasing 31 local traditional paddy varieties was also organized, providing an opportunity to document and identify promising farmers’ varieties for future registration and conservation. The programme witnessed active participation of 135 farmers and stakeholders, strengthening awareness on farmers’ rights and the importance of conserving traditional crop diversity.

2. Kisan Diwas was celebrated on 23 December 2025 at KVK Dhemaji, along with an awareness programme on Viksit Bharat – G-RAM-G Bill 2025. More than 250 farmers and farm women participated in the programme. A Farmer–Scientist Interaction was also organized, providing an opportunity for farmers to discuss their concerns and seek technical guidance.The programme was attended by Shri Manoj Kumar, IAS, Director, Department of Agriculture and Farmers Welfare, Government of India; Shri Rahul Suresh Javir, IAS, Deputy Commissioner; and Shri Anand Malhotra, IAS, Co-District Commissioner, who interacted with the farmers and farm women and highlighted the importance of farmer-oriented initiatives, technological interventions and collective efforts towards strengthening agricultural development and rural livelihoods.

3. World Soil Day was celebrated on 5 December 2026 at Nawkata village, with the participation of more than 100 farmers and farm women. The programme focused on creating awareness among farmers about the importance of soil health and sustainable soil management for enhancing agricultural productivity.

4. Field Days were conducted at different locations under various Front Line Demonstration (FLD) programmes of KVK Dhemaji. A Field Day was conducted on 07.11.2025 at Sripani Mothadang under the programme “Participatory Seed Production of Rice Varieties”. Another Field Day was organized on 13.11.2025 at Kherani village under the programme “Scientific Cultivation of Bio-fortified Rice Varieties CR Dhan 310 and CR Dhan 311 under Agro-climatic Situation of Dhemaji District”. Subsequently, a Field Day was conducted on 25.11.2025 at Joriguri under the FLD programme “Scientific Cultivation of Medium-duration Nutrient-rich Purple Rice Variety Labanya under Agro-climatic Situation of Dhemaji District.”

1. CFLD on Oilseed under NMEO-OS programme: KVK Dhemaji implemented the Cluster Frontline Demonstration (CFLD) programme under the National Mission on Edible Oils–Oilseeds (NMEO-OS) to promote improved oilseed production technologies among farmers. Demonstrations of Toria varieties TS-38 and TS-67 were conducted over 130.0 ha, benefiting 325 farmers. The demonstrations recorded an average yield of 8.90 q/ha, compared with 6.80 q/ha under farmers’ practice, representing a 30.88% increase. The demonstrated technology generated a gross return of ₹57,850/ha against a gross cost of ₹23,560/ha, resulting in a net return of ₹34,290/ha and a B:C ratio of 2.45, compared with 1.74 under farmers’ practice. To strengthen technology dissemination and farmer capacity building, 8 no. of training and awareness programmes and 3 no. of field days were organized under the programme. 

1. Scientific Cultivation of perennial grasses- Hybrid Napier (var.-CO-5):