1. Boron in soils and crops;Berger;Adv. Agron.,1949
2. Establishing fertiliser requirements for asparagus through tissue analysis;Brasher,1959
3. An evaluation of fertiliser practice in relation to nutrient requirements of asparagus;Brown,1965
4. Deficiency, toxicity and accumulation of B in plants;Eaton;J. Agric. Res. (Washington D.C.),1944
5. Effect of excess B on tomato yield, fruit size and vegetative growth;Francois;J. Am. Soc. Hortic. Sci.,1984