Vipan Kumar (@cornellweedsci) 's Twitter Profile
Vipan Kumar

@cornellweedsci

Associate Professor of Weed Science @CornellCALS @Cornell. Views and opinions are all mine, not from my employer

ID: 1128675679107715072

linkhttps://cals.cornell.edu/vipan-kumar calendar_today15-05-2019 14:57:06

295 Tweet

1,1K Followers

363 Following

Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

First MPS student (Max Rieley) graduated today. Congratulations Max!! I wish you all the best with your future endeavors (vice president in investment bank in Boston). Cornell CALS Cornell University

First MPS student (Max Rieley) graduated today. Congratulations Max!! I wish you all the best with your future endeavors (vice president in investment bank in Boston). <a href="/CornellCALS/">Cornell CALS</a> <a href="/Cornell/">Cornell University</a>
Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

#Waterhemp is rapidly spreading invasive #pigweed in the NYS. Reported in 22 counties and most of these populations are glyphosate-resistant. We are evaluating #IWM strategies for its effective control Cornell CALS Cornell Cooperative Extension New York Corn & Soybean Growers Association Cornell AgriTech

#Waterhemp is rapidly spreading invasive #pigweed in the NYS. Reported in 22 counties and most of these populations are glyphosate-resistant. We are evaluating #IWM strategies for its effective control <a href="/CornellCALS/">Cornell CALS</a> <a href="/ccecornell/">Cornell Cooperative Extension</a> <a href="/NYCornandSoy/">New York Corn & Soybean Growers Association</a> <a href="/CornellAgriTech/">Cornell AgriTech</a>
Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

Spring wheat trial got sprayed before rain ⁦Cornell CALS⁩ campus farm. We are testing Tolvera herbicide alone or in combinations for crop safety and broadspectrum weed control. Stay tuned! ⁦Cornell Cooperative Extension

Spring wheat trial got sprayed before rain ⁦<a href="/CornellCALS/">Cornell CALS</a>⁩ campus farm. We are testing Tolvera herbicide alone or in combinations for crop safety and broadspectrum weed control. Stay tuned! ⁦<a href="/ccecornell/">Cornell Cooperative Extension</a>⁩
Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

All corn and soybean studies got planted. Great team work by graduate students ⁦Preetaman Bajwa⁩ ⁦Henrique Scatena⁩, Midhat Tugoo & summer interns. Testing effective #IWM startegies. ⁦Cornell CALS⁩ ⁦WSSA⁩ ⁦GROW.IWM⁩ ⁦⁦Northeastern Weed Science Society

All corn and soybean studies got planted. Great team work by graduate students ⁦<a href="/PreetamanBajwa/">Preetaman Bajwa</a>⁩ ⁦<a href="/Hscatena/">Henrique Scatena</a>⁩, Midhat Tugoo &amp; summer interns. Testing effective #IWM startegies. ⁦<a href="/CornellCALS/">Cornell CALS</a>⁩ ⁦<a href="/WorldofWeeds/">WSSA</a>⁩ ⁦<a href="/GetRidOfWeeds/">GROW.IWM</a>⁩ ⁦⁦<a href="/NE_WeedSci/">Northeastern Weed Science Society</a>⁩
Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

Glyphosate-resistant marestail is a significant challenge for no-til soybean producers. We will be testing alternative burndown chemistries that can be used to control glyphosate-resistant marestails in Enlist soybean. Stat tuned !! ⁦Cornell CALS⁩ ⁦Cornell Cooperative Extension

Glyphosate-resistant marestail is a significant challenge for no-til soybean producers. We will be testing alternative burndown chemistries that can be used to control glyphosate-resistant marestails in Enlist soybean. Stat tuned !! ⁦<a href="/CornellCALS/">Cornell CALS</a>⁩ ⁦<a href="/ccecornell/">Cornell Cooperative Extension</a>⁩
Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

POST applied #Tolvera (tolpyralate + bromoxynil) herbicide providing excellent control of common ragweed and common lambsquarters in spring wheat at 14 days after application Cornell CALS Cornell Cooperative Extension Corteva Agriscience

POST applied #Tolvera (tolpyralate + bromoxynil) herbicide providing excellent control of common ragweed and common lambsquarters in spring wheat at 14 days after application <a href="/CornellCALS/">Cornell CALS</a> <a href="/ccecornell/">Cornell Cooperative Extension</a> <a href="/corteva/">Corteva Agriscience</a>
Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

Annual rye cover crop termination with glyphosate (Roundup), glufosinate (Liberty), paraquat (Gramoxone) and quizalofop (Assure II) at 21 days after applications on a grower field. Enlist beans were planted at termination timing.⁦Cornell CALS⁩ ⁦Cornell Cooperative Extension

Annual rye cover crop termination with glyphosate (Roundup), glufosinate (Liberty), paraquat (Gramoxone) and quizalofop (Assure II) at 21 days after applications on a grower field. Enlist beans were planted at termination timing.⁦<a href="/CornellCALS/">Cornell CALS</a>⁩ ⁦<a href="/ccecornell/">Cornell Cooperative Extension</a>⁩
Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

Control of bolted GR marestail with Enlist One (2), Enlist One + Liberty Ultra (3), and Sharpen (4) at 7 days after application. First picture shows marestail surviving Roundup 21 days after application WSSA Cornell CALS

Control of bolted GR marestail with Enlist One (2), Enlist One + Liberty Ultra (3), and Sharpen (4) at 7 days after application. First picture shows marestail surviving Roundup 21 days after application <a href="/WorldofWeeds/">WSSA</a> <a href="/CornellCALS/">Cornell CALS</a>
Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

Advantage of using #preemergence herbicides to control glyphosate-resistant #waterhemp in soybeans. On-farm study looking at various PRE and POST combinations for waterhemp control in central #NewYork ⁦Cornell CALS⁩ ⁦Cornell Cooperative Extension

Advantage of using #preemergence herbicides to control glyphosate-resistant #waterhemp in soybeans. On-farm study looking at various PRE and POST combinations for waterhemp control in central #NewYork ⁦<a href="/CornellCALS/">Cornell CALS</a>⁩ ⁦<a href="/ccecornell/">Cornell Cooperative Extension</a>⁩
Cornell Chronicle (@cornellnews) 's Twitter Profile Photo

Zap! A study by SIPS Postdocs researchers in test plots of East Coast peas, beets and spinach found that laser weeders worked as well as common herbicides, with reduced crop stunting and increased crop biomass. Krishna Ramanujan news.cornell.edu/stories/2025/0…

Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

Attending spring cereal grains and forage field day ⁦Cornell CALS⁩ campus farm. Lot of great info on new varieties in spring/winter cereal grains by various breeding programs ⁦Cornell Cooperative Extension

Attending spring cereal grains and forage field day ⁦<a href="/CornellCALS/">Cornell CALS</a>⁩ campus farm. Lot of great info on new varieties in spring/winter cereal grains by various breeding programs ⁦<a href="/ccecornell/">Cornell Cooperative Extension</a>⁩
Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

Conducting photoshoot of Canada thistle plants ⁦Cornell CALS⁩ research farm for collecting weed image database for #AI based weed detection. Collaborative project on weed image repository with #USDA and ⁦GROW.IWM⁩ team members

Conducting photoshoot of Canada thistle plants ⁦<a href="/CornellCALS/">Cornell CALS</a>⁩ research farm for collecting weed image database for #AI based weed detection. Collaborative project on weed image repository with #USDA and ⁦<a href="/GetRidOfWeeds/">GROW.IWM</a>⁩ team members
Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

Severe soybean injury from PPO inhibiting herbicide (group 14) applied with glyphosate 6 days after foliar application ⁦Cornell CALS⁩ research farm. Weed control looks excellent though.

Severe soybean injury from PPO inhibiting herbicide (group 14) applied with glyphosate 6 days after foliar application ⁦<a href="/CornellCALS/">Cornell CALS</a>⁩ research farm. Weed control looks excellent though.
Vipan Kumar (@cornellweedsci) 's Twitter Profile Photo

Survival of the fittest and tallest! Weed growth stage at foliar applied herbicide is critical to get the full coverage and complete kill. ⁦Cornell CALS⁩ ⁦WSSA

Survival of the fittest and tallest! Weed growth stage at foliar applied herbicide is critical to get the full coverage and complete kill. ⁦<a href="/CornellCALS/">Cornell CALS</a>⁩ ⁦<a href="/WorldofWeeds/">WSSA</a>⁩