relation: http://oar.icrisat.org/4076/ title: Variation for natural out-crossing in pigeonpea creator: Saxena, K B creator: Singh, L creator: Gupta, M D subject: Pigeonpea description: Several researchers have reported a considerable degree of natural out-crossing in pigeonpea from different environments. This paper reviews the subject with respect to the variation for natural out-crossability, pollinating vectors, extent of natural out-crossing, isolation specifications, and the possible utilization of natural out-crossing in pigeonpea improvement . publisher: Kluwer date: 1990 type: Article type: PeerReviewed format: application/pdf language: en identifier: http://oar.icrisat.org/4076/1/Variation_for_natural_out-crossing_in_pigeonpea.pdf identifier: Saxena, K B and Singh, L and Gupta, M D (1990) Variation for natural out-crossing in pigeonpea. Euphytica (46). pp. 143-148. relation: http://dx.doi.org/10.1007/BF00022307