An enquiry into the factors responsible for the establishment of brands of wheat herbicide (isoproturon) marketed by different companies with special reference to the state of Punjab

Singh, D. RVerma, Pankaj2019-08-222019-08-221984138991.pdfhttp://krishikosh.egranth.ac.in/handle/1/5810123180ennullAn enquiry into the factors responsible for the establishment of brands of wheat herbicide (isoproturon) marketed by different companies with special reference to the state of PunjabThesis