Drought and heat stress have become the most prevailing problems for maize (Zea mays L.) crop production. Therefore, development of tolerance has an essential goal in a breeding programme. Hence, experiment was conducted at Punjab Agricultural University, Ludhiana, to identify tolerant DH lines during spring season, 2016 2017. A total 32 were evaluated under non-stress conditions. Five indices ...

in eastern austria, alfalfa is usually grown as a rainfed crop in crop rotations in organic farming systems, where yearto- year rainfall fluctuations cause different levels of drought stress. to identify the suitability of different alfalfa genotypes and drought tolerance indices, 18 contrasting alfalfa genotypes were evaluated under irrigated and rainfed conditions at the research station of t...